# git rev-parse -q --verify ad910e36da4ca3a1bd436989f632d062dda0c921^{commit} ad910e36da4ca3a1bd436989f632d062dda0c921 already have revision, skipping fetch # git checkout -q -f -B kisskb ad910e36da4ca3a1bd436989f632d062dda0c921 # git clean -qxdf # < git log -1 # commit ad910e36da4ca3a1bd436989f632d062dda0c921 # Author: Linus Torvalds # Date: Sat Dec 7 10:41:17 2019 -0800 # # pipe: fix poll/select race introduced by the pipe rework # # The kernel wait queues have a basic rule to them: you add yourself to # the wait-queue first, and then you check the things that you're going to # wait on. That avoids the races with the event you're waiting for. # # The same goes for poll/select logic: the "poll_wait()" goes first, and # then you check the things you're polling for. # # Of course, if you use locking, the ordering doesn't matter since the # lock will serialize with anything that changes the state you're looking # at. That's not the case here, though. # # So move the poll_wait() first in pipe_poll(), before you start looking # at the pipe state. # # Fixes: 8cefc107ca54 ("pipe: Use head and tail pointers for the ring, not cursor and length") # Cc: David Howells # Signed-off-by: Linus Torvalds # < /opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-gcc --version # < /opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-ld --version # < git log --format=%s --max-count=1 ad910e36da4ca3a1bd436989f632d062dda0c921 # < make -s -j 80 ARCH=powerpc O=/kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- randconfig KCONFIG_SEED=0xBA397810 # Added to kconfig CONFIG_STANDALONE=y # Added to kconfig CONFIG_BUILD_DOCSRC=n # Added to kconfig CONFIG_MODULE_SIG=n # Added to kconfig CONFIG_CPU_BIG_ENDIAN=y # Added to kconfig CONFIG_PPC64=y # Added to kconfig CONFIG_PPC_DISABLE_WERROR=y # Added to kconfig CONFIG_SECTION_MISMATCH_WARN_ONLY=y # Added to kconfig CONFIG_PREVENT_FIRMWARE_BUILD=y # Added to kconfig CONFIG_CC_STACKPROTECTOR_STRONG=n # Added to kconfig CONFIG_GCC_PLUGINS=n # Added to kconfig CONFIG_LD_HEAD_STUB_CATCH=y # Added to kconfig CONFIG_TRIM_UNUSED_KSYMS=n # Added to kconfig CONFIG_UBSAN=n # yes \n | make -s -j 80 ARCH=powerpc O=/kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- oldconfig yes: standard output: Broken pipe # make -s -j 80 ARCH=powerpc O=/kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- /kisskb/src/arch/powerpc/boot/dts/virtex440-ml510.dts:335.37-439.6: Warning (pci_bridge): /plb@0/plbv46-pci@85e00000: node name is not "pci" or "pcie" arch/powerpc/boot/dts/virtex440-ml510.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/xpedite5200.dts:135.11-138.6: Warning (i2c_bus_reg): /soc@ef000000/i2c@3000/dtt@48: I2C bus unit address format error, expected "34" /kisskb/src/arch/powerpc/boot/dts/icon.dts:318.26-357.5: Warning (pci_bridge): /plb/pciex@d00000000: node name is not "pci" or "pcie" /kisskb/src/arch/powerpc/boot/dts/icon.dts:359.26-398.5: Warning (pci_bridge): /plb/pciex@d20000000: node name is not "pci" or "pcie" arch/powerpc/boot/dts/icon.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/makalu.dts:271.25-310.5: Warning (pci_bridge): /plb/pciex@a0000000: node name is not "pci" or "pcie" /kisskb/src/arch/powerpc/boot/dts/makalu.dts:312.25-351.5: Warning (pci_bridge): /plb/pciex@c0000000: node name is not "pci" or "pcie" arch/powerpc/boot/dts/makalu.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/fsl/mvme7100.dts:135.22-137.4: Warning (pci_bridge): /pcie@f1008000: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/fsl/mpc8641si-post.dtsi:92.7-117.3 /kisskb/src/arch/powerpc/boot/dts/fsl/mpc8641si-post.dtsi:102.9-116.4: Warning (pci_bridge): /pcie@f1008000/pcie@0: missing ranges for PCI bridge (or not a bridge) /kisskb/src/arch/powerpc/boot/dts/fsl/mvme7100.dts:139.22-141.4: Warning (pci_bridge): /pcie@f1009000: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/fsl/mpc8641si-post.dtsi:119.7-144.3 /kisskb/src/arch/powerpc/boot/dts/fsl/mpc8641si-post.dtsi:129.9-143.4: Warning (pci_bridge): /pcie@f1009000/pcie@0: missing ranges for PCI bridge (or not a bridge) arch/powerpc/boot/dts/fsl/mvme7100.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/fsl/mvme7100.dts:30.11-32.6: Warning (i2c_bus_reg): /soc@f1000000/i2c@3000/rtc@68: missing or empty reg property /kisskb/src/arch/powerpc/boot/dts/fsl/p2020rdb.dts:251.22-254.4: Warning (pci_bridge): /pcie@ffe08000: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/fsl/p2020si-post.dtsi:43.7-68.3 /kisskb/src/arch/powerpc/boot/dts/fsl/p2020si-post.dtsi:52.9-67.4: Warning (pci_bridge): /pcie@ffe08000/pcie@0: missing ranges for PCI bridge (or not a bridge) arch/powerpc/boot/dts/fsl/p2020rdb.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/mgcoge.dts:230.14-234.7: Warning (spi_bus_reg): /soc@f0000000/cpm@119c0/spi@11aa0/ds3106@1: SPI bus unit address format error, expected "0" /kisskb/src/arch/powerpc/boot/dts/fsl/pq3-mpic.dtsi:38.2-25: Warning (interrupts_property): /soc@ffe00000/mdio@24000/ethernet-phy@0:#interrupt-cells: size is (8), expected multiple of 16 /kisskb/src/arch/powerpc/boot/dts/fsl/pq3-mpic.dtsi:38.2-25: Warning (interrupts_property): /soc@ffe00000/mdio@24000/ethernet-phy@1:#interrupt-cells: size is (8), expected multiple of 16 /kisskb/src/arch/powerpc/boot/dts/fsl/pq3-mpic.dtsi:38.2-25: Warning (interrupts_property): /soc@fffe00000/mdio@24000/ethernet-phy@0:#interrupt-cells: size is (8), expected multiple of 16 /kisskb/src/arch/powerpc/boot/dts/fsl/pq3-mpic.dtsi:38.2-25: Warning (interrupts_property): /soc@fffe00000/mdio@24000/ethernet-phy@1:#interrupt-cells: size is (8), expected multiple of 16 /kisskb/src/arch/powerpc/boot/dts/mpc5200b.dtsi:267.20-280.4: Warning (pci_bridge): /pci@f0000d00: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/motionpro.dts:84.15-86.4 arch/powerpc/boot/dts/motionpro.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/fsl/ppa8548.dts:34.22-37.4: Warning (pci_bridge): /pci@fe0008000: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/fsl/mpc8548si-post.dtsi:43.7-51.3 /kisskb/src/arch/powerpc/boot/dts/fsl/ppa8548.dts:39.22-42.4: Warning (pci_bridge): /pci@fe0009000: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/fsl/mpc8548si-post.dtsi:54.7-62.3 /kisskb/src/arch/powerpc/boot/dts/fsl/ppa8548.dts:44.23-47.4: Warning (pci_bridge): /pcie@fe000a000: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/fsl/mpc8548si-post.dtsi:65.7-90.3 /kisskb/src/arch/powerpc/boot/dts/fsl/mpc8548si-post.dtsi:74.9-89.4: Warning (pci_bridge): /pcie@fe000a000/pcie@0: missing ranges for PCI bridge (or not a bridge) arch/powerpc/boot/dts/fsl/ppa8548.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/fsl/pq3-mpic.dtsi:38.2-25: Warning (interrupts_property): /soc@fffe00000/mdio@24000/ethernet-phy@0:#interrupt-cells: size is (8), expected multiple of 16 /kisskb/src/arch/powerpc/boot/dts/fsl/pq3-mpic.dtsi:38.2-25: Warning (interrupts_property): /soc@fffe00000/mdio@24000/ethernet-phy@1:#interrupt-cells: size is (8), expected multiple of 16 /kisskb/src/arch/powerpc/boot/dts/mpc5200b.dtsi:267.20-280.4: Warning (pci_bridge): /pci@f0000d00: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/uc101.dts:100.15-102.4 arch/powerpc/boot/dts/uc101.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/fsl/pq3-mpic.dtsi:38.2-25: Warning (interrupts_property): /soc@ffe00000/mdio@24000/ethernet-phy@0:#interrupt-cells: size is (8), expected multiple of 16 /kisskb/src/arch/powerpc/boot/dts/fsl/pq3-mpic.dtsi:38.2-25: Warning (interrupts_property): /soc@ffe00000/mdio@24000/ethernet-phy@1:#interrupt-cells: size is (8), expected multiple of 16 /kisskb/src/arch/powerpc/boot/dts/fsl/gef_sbc610.dts:209.22-211.4: Warning (pci_bridge): /pcie@fef09000: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/fsl/mpc8641si-post.dtsi:119.7-144.3 /kisskb/src/arch/powerpc/boot/dts/fsl/mpc8641si-post.dtsi:129.9-143.4: Warning (pci_bridge): /pcie@fef09000/pcie@0: missing ranges for PCI bridge (or not a bridge) arch/powerpc/boot/dts/fsl/gef_sbc610.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/mpc5200b.dtsi:267.20-280.4: Warning (pci_bridge): /pci@f0000d00: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/a3m071.dts:135.15-137.4 arch/powerpc/boot/dts/a3m071.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/fsl/mpc8555cds.dts:330.3-21: Warning (pci_device_bus_num): /pci@e0008000/i8259@19000:bus-range: PCI bus number 1 out of range, expected (0 - 0) /kisskb/src/arch/powerpc/boot/dts/mpc5121.dtsi:397.13-406.5: Warning (spi_bus_bridge): /soc@80000000/psc@11400: node name for SPI buses should be 'spi' also defined at /kisskb/src/arch/powerpc/boot/dts/ac14xx.dts:305.19-326.5 /kisskb/src/arch/powerpc/boot/dts/mpc5121.dtsi:409.13-418.5: Warning (spi_bus_bridge): /soc@80000000/psc@11500: node name for SPI buses should be 'spi' also defined at /kisskb/src/arch/powerpc/boot/dts/ac14xx.dts:329.19-344.5 arch/powerpc/boot/dts/ac14xx.dtb: Warning (spi_bus_reg): Failed prerequisite 'spi_bus_bridge' /kisskb/src/arch/powerpc/boot/dts/mpc5200b.dtsi:267.20-280.4: Warning (pci_bridge): /pci@f0000d00: missing ranges for PCI bridge (or not a bridge) arch/powerpc/boot/dts/o2d.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/mpc5200b.dtsi:182.18-186.5: Warning (spi_bus_bridge): /soc5200@f0000000/psc@2000: node name for SPI buses should be 'spi' also defined at /kisskb/src/arch/powerpc/boot/dts/o2d.dtsi:32.12-43.5 arch/powerpc/boot/dts/o2d.dtb: Warning (spi_bus_reg): Failed prerequisite 'spi_bus_bridge' /kisskb/src/arch/powerpc/boot/dts/mpc5200b.dtsi:267.20-280.4: Warning (pci_bridge): /pci@f0000d00: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/cm5200.dts:70.15-72.4 arch/powerpc/boot/dts/cm5200.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/haleakala.dts:240.25-279.5: Warning (pci_bridge): /plb/pciex@a0000000: node name is not "pci" or "pcie" arch/powerpc/boot/dts/haleakala.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/fsl/gef_ppc9a.dts:211.22-213.4: Warning (pci_bridge): /pcie@fef09000: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/fsl/mpc8641si-post.dtsi:119.7-144.3 /kisskb/src/arch/powerpc/boot/dts/fsl/mpc8641si-post.dtsi:129.9-143.4: Warning (pci_bridge): /pcie@fef09000/pcie@0: missing ranges for PCI bridge (or not a bridge) arch/powerpc/boot/dts/fsl/gef_ppc9a.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/bluestone.dts:328.26-368.5: Warning (pci_bridge): /plb/pciex@d00000000: node name is not "pci" or "pcie" arch/powerpc/boot/dts/bluestone.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/bluestone.dts:272.13-277.7: Warning (i2c_bus_reg): /plb/opb/i2c@ef600700/sttm@4C: I2C bus unit address format error, expected "4c" /kisskb/src/arch/powerpc/boot/dts/katmai.dts:322.26-361.5: Warning (pci_bridge): /plb/pciex@d00000000: node name is not "pci" or "pcie" /kisskb/src/arch/powerpc/boot/dts/katmai.dts:363.26-402.5: Warning (pci_bridge): /plb/pciex@d20000000: node name is not "pci" or "pcie" /kisskb/src/arch/powerpc/boot/dts/katmai.dts:404.26-443.5: Warning (pci_bridge): /plb/pciex@d40000000: node name is not "pci" or "pcie" arch/powerpc/boot/dts/katmai.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/mpc5200b.dtsi:267.20-280.4: Warning (pci_bridge): /pci@f0000d00: missing ranges for PCI bridge (or not a bridge) arch/powerpc/boot/dts/o2i.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/mpc5200b.dtsi:182.18-186.5: Warning (spi_bus_bridge): /soc5200@f0000000/psc@2000: node name for SPI buses should be 'spi' also defined at /kisskb/src/arch/powerpc/boot/dts/o2d.dtsi:32.12-43.5 arch/powerpc/boot/dts/o2i.dtb: Warning (spi_bus_reg): Failed prerequisite 'spi_bus_bridge' /kisskb/src/arch/powerpc/boot/dts/xpedite5200_xmon.dts:139.11-142.6: Warning (i2c_bus_reg): /soc@ef000000/i2c@3000/dtt@48: I2C bus unit address format error, expected "34" /kisskb/src/arch/powerpc/boot/dts/currituck.dts:125.28-161.5: Warning (pci_bridge): /plb/pciex@10100000000: node name is not "pci" or "pcie" /kisskb/src/arch/powerpc/boot/dts/currituck.dts:163.28-198.5: Warning (pci_bridge): /plb/pciex@30100000000: node name is not "pci" or "pcie" /kisskb/src/arch/powerpc/boot/dts/currituck.dts:200.28-235.5: Warning (pci_bridge): /plb/pciex@38100000000: node name is not "pci" or "pcie" arch/powerpc/boot/dts/currituck.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/akebono.dts:251.28-289.5: Warning (pci_bridge): /plb/pciex@10100000000: node name is not "pci" or "pcie" /kisskb/src/arch/powerpc/boot/dts/akebono.dts:291.28-329.5: Warning (pci_bridge): /plb/pciex@20100000000: node name is not "pci" or "pcie" /kisskb/src/arch/powerpc/boot/dts/akebono.dts:331.28-369.5: Warning (pci_bridge): /plb/pciex@18100000000: node name is not "pci" or "pcie" /kisskb/src/arch/powerpc/boot/dts/akebono.dts:371.28-409.5: Warning (pci_bridge): /plb/pciex@28100000000: node name is not "pci" or "pcie" arch/powerpc/boot/dts/akebono.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/fsl/oca4080.dts:132.23-134.4: Warning (pci_bridge): /pcie@ffe200000: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/fsl/p4080si-post.dtsi:58.7-84.3 /kisskb/src/arch/powerpc/boot/dts/fsl/p4080si-post.dtsi:68.9-83.4: Warning (pci_bridge): /pcie@ffe200000/pcie@0: missing ranges for PCI bridge (or not a bridge) /kisskb/src/arch/powerpc/boot/dts/fsl/oca4080.dts:136.23-138.4: Warning (pci_bridge): /pcie@ffe201000: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/fsl/p4080si-post.dtsi:87.7-113.3 /kisskb/src/arch/powerpc/boot/dts/fsl/p4080si-post.dtsi:97.9-112.4: Warning (pci_bridge): /pcie@ffe201000/pcie@0: missing ranges for PCI bridge (or not a bridge) /kisskb/src/arch/powerpc/boot/dts/fsl/oca4080.dts:140.23-142.4: Warning (pci_bridge): /pcie@ffe202000: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/fsl/p4080si-post.dtsi:116.7-142.3 /kisskb/src/arch/powerpc/boot/dts/fsl/p4080si-post.dtsi:126.9-141.4: Warning (pci_bridge): /pcie@ffe202000/pcie@0: missing ranges for PCI bridge (or not a bridge) arch/powerpc/boot/dts/fsl/oca4080.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/fsl/p2020rdb-pc_32b.dts:59.22-62.4: Warning (pci_bridge): /pcie@ffe08000: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/fsl/p2020si-post.dtsi:100.7-126.3 /kisskb/src/arch/powerpc/boot/dts/fsl/p2020si-post.dtsi:109.9-125.4: Warning (pci_bridge): /pcie@ffe08000/pcie@0: missing ranges for PCI bridge (or not a bridge) arch/powerpc/boot/dts/fsl/p2020rdb-pc_32b.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/fsl/p2020rdb-pc_36b.dts:59.23-62.4: Warning (pci_bridge): /pcie@fffe08000: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/fsl/p2020si-post.dtsi:100.7-126.3 /kisskb/src/arch/powerpc/boot/dts/fsl/p2020si-post.dtsi:109.9-125.4: Warning (pci_bridge): /pcie@fffe08000/pcie@0: missing ranges for PCI bridge (or not a bridge) arch/powerpc/boot/dts/fsl/p2020rdb-pc_36b.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/fsl/p1020rdb-pd.dts:189.11-193.6: Warning (spi_bus_reg): /soc@ffe00000/spi@7000/slic@0: SPI bus unit address format error, expected "1" /kisskb/src/arch/powerpc/boot/dts/fsl/p1020rdb-pd.dts:195.11-199.6: Warning (spi_bus_reg): /soc@ffe00000/spi@7000/slic@1: SPI bus unit address format error, expected "2" /kisskb/src/arch/powerpc/boot/dts/canyonlands.dts:464.26-504.5: Warning (pci_bridge): /plb/pciex@d00000000: node name is not "pci" or "pcie" /kisskb/src/arch/powerpc/boot/dts/canyonlands.dts:506.26-546.5: Warning (pci_bridge): /plb/pciex@d20000000: node name is not "pci" or "pcie" arch/powerpc/boot/dts/canyonlands.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/mpc8610_hpcd.dts:420.3-21: Warning (pci_device_bus_num): /pcie@e000a000/pcie@0:bus-range: PCI bus number 0 out of range, expected (1 - 1) /kisskb/src/arch/powerpc/boot/dts/fsl/mpc8541cds.dts:330.3-21: Warning (pci_device_bus_num): /pci@e0008000/i8259@19000:bus-range: PCI bus number 1 out of range, expected (0 - 0) /kisskb/src/arch/powerpc/boot/dts/mpc5200b.dtsi:267.20-280.4: Warning (pci_bridge): /pci@f0000d00: missing ranges for PCI bridge (or not a bridge) arch/powerpc/boot/dts/o2mnt.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/mpc5200b.dtsi:182.18-186.5: Warning (spi_bus_bridge): /soc5200@f0000000/psc@2000: node name for SPI buses should be 'spi' also defined at /kisskb/src/arch/powerpc/boot/dts/o2d.dtsi:32.12-43.5 arch/powerpc/boot/dts/o2mnt.dtb: Warning (spi_bus_reg): Failed prerequisite 'spi_bus_bridge' /kisskb/src/arch/powerpc/boot/dts/glacier.dts:492.26-532.5: Warning (pci_bridge): /plb/pciex@d00000000: node name is not "pci" or "pcie" /kisskb/src/arch/powerpc/boot/dts/glacier.dts:534.26-574.5: Warning (pci_bridge): /plb/pciex@d20000000: node name is not "pci" or "pcie" arch/powerpc/boot/dts/glacier.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/stxssa8555.dts:329.3-21: Warning (pci_device_bus_num): /pci@e0008000/i8259@19000:bus-range: PCI bus number 1 out of range, expected (0 - 0) /kisskb/src/arch/powerpc/boot/dts/fsl/kmcoge4.dts:196.23-198.4: Warning (pci_bridge): /pcie@ffe201000: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/fsl/p2041si-post.dtsi:87.7-113.3 /kisskb/src/arch/powerpc/boot/dts/fsl/p2041si-post.dtsi:97.9-112.4: Warning (pci_bridge): /pcie@ffe201000/pcie@0: missing ranges for PCI bridge (or not a bridge) arch/powerpc/boot/dts/fsl/kmcoge4.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/mpc5200b.dtsi:267.20-280.4: Warning (pci_bridge): /pci@f0000d00: missing ranges for PCI bridge (or not a bridge) arch/powerpc/boot/dts/o2dnt2.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/mpc5200b.dtsi:182.18-186.5: Warning (spi_bus_bridge): /soc5200@f0000000/psc@2000: node name for SPI buses should be 'spi' also defined at /kisskb/src/arch/powerpc/boot/dts/o2d.dtsi:32.12-43.5 arch/powerpc/boot/dts/o2dnt2.dtb: Warning (spi_bus_reg): Failed prerequisite 'spi_bus_bridge' /kisskb/src/arch/powerpc/boot/dts/mpc5200b.dtsi:267.20-280.4: Warning (pci_bridge): /pci@f0000d00: missing ranges for PCI bridge (or not a bridge) arch/powerpc/boot/dts/o3dnt.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/mpc5200b.dtsi:182.18-186.5: Warning (spi_bus_bridge): /soc5200@f0000000/psc@2000: node name for SPI buses should be 'spi' also defined at /kisskb/src/arch/powerpc/boot/dts/o2d.dtsi:32.12-43.5 arch/powerpc/boot/dts/o3dnt.dtb: Warning (spi_bus_reg): Failed prerequisite 'spi_bus_bridge' /kisskb/src/arch/powerpc/boot/dts/redwood.dts:238.26-277.5: Warning (pci_bridge): /plb/pciex@d00000000: node name is not "pci" or "pcie" /kisskb/src/arch/powerpc/boot/dts/redwood.dts:279.26-318.5: Warning (pci_bridge): /plb/pciex@d20000000: node name is not "pci" or "pcie" /kisskb/src/arch/powerpc/boot/dts/redwood.dts:320.26-359.5: Warning (pci_bridge): /plb/pciex@d40000000: node name is not "pci" or "pcie" arch/powerpc/boot/dts/redwood.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/kilauea.dts:325.25-364.5: Warning (pci_bridge): /plb/pciex@a0000000: node name is not "pci" or "pcie" /kisskb/src/arch/powerpc/boot/dts/kilauea.dts:366.25-405.5: Warning (pci_bridge): /plb/pciex@c0000000: node name is not "pci" or "pcie" arch/powerpc/boot/dts/kilauea.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/mpc5200b.dtsi:267.20-280.4: Warning (pci_bridge): /pci@f0000d00: missing ranges for PCI bridge (or not a bridge) arch/powerpc/boot/dts/o2d300.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/mpc5200b.dtsi:182.18-186.5: Warning (spi_bus_bridge): /soc5200@f0000000/psc@2000: node name for SPI buses should be 'spi' also defined at /kisskb/src/arch/powerpc/boot/dts/o2d.dtsi:32.12-43.5 arch/powerpc/boot/dts/o2d300.dtb: Warning (spi_bus_reg): Failed prerequisite 'spi_bus_bridge' /kisskb/src/arch/powerpc/boot/dts/mpc5121.dtsi:457.13-466.5: Warning (spi_bus_bridge): /soc@80000000/psc@11900: node name for SPI buses should be 'spi' also defined at /kisskb/src/arch/powerpc/boot/dts/pdm360ng.dts:172.13-185.5 arch/powerpc/boot/dts/pdm360ng.dtb: Warning (spi_bus_reg): Failed prerequisite 'spi_bus_bridge' /kisskb/src/arch/powerpc/kexec/elf_64.c: In function 'elf64_load': /kisskb/src/arch/powerpc/kexec/elf_64.c:119:2: warning: 'fdt' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/powerpc/sysdev/xive/spapr.c: In function 'xive_spapr_esb_rw': /kisskb/src/arch/powerpc/sysdev/xive/spapr.c:354:16: warning: 'read_data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/powerpc/sysdev/xive/spapr.c: In function 'xive_spapr_populate_irq_data': /kisskb/src/arch/powerpc/sysdev/xive/spapr.c:389:2: warning: 'flags' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/powerpc/sysdev/xive/spapr.c:411:26: warning: 'eoi_page' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/powerpc/sysdev/xive/spapr.c:393:18: warning: 'trig_page' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/powerpc/sysdev/xive/spapr.c:392:18: warning: 'esb_shift' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/powerpc/sysdev/xive/spapr.c: In function 'xive_spapr_setup_queue': /kisskb/src/arch/powerpc/sysdev/xive/spapr.c:491:14: warning: 'esn_page' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/powerpc/sysdev/xive/spapr.c:464:16: note: 'esn_page' was declared here In file included from /kisskb/src/arch/powerpc/xmon/xmon.c:64:0: /kisskb/src/arch/powerpc/xmon/dis-asm.h: In function 'print_insn_powerpc': /kisskb/src/arch/powerpc/xmon/dis-asm.h:16:2: warning: format '%x' expects argument of type 'unsigned int', but argument 2 has type 'long unsigned int' [-Wformat] /kisskb/src/arch/powerpc/xmon/dis-asm.h: In function 'print_insn_spu': /kisskb/src/arch/powerpc/xmon/dis-asm.h:22:2: warning: format '%x' expects argument of type 'unsigned int', but argument 2 has type 'long unsigned int' [-Wformat] /kisskb/src/security/keys/trusted-keys/trusted_tpm2.c: In function 'tpm2_unseal_trusted': /kisskb/src/security/keys/trusted-keys/trusted_tpm2.c:254:20: warning: 'blob_handle' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/security/keys/trusted-keys/trusted_tpm2.c:304:6: note: 'blob_handle' was declared here /kisskb/src/arch/powerpc/mm/book3s64/iommu_api.c: In function 'mm_iommu_do_alloc': /kisskb/src/arch/powerpc/mm/book3s64/iommu_api.c:119:3: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl': /kisskb/src/kernel/printk/printk.c:204:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/powerpc/kernel/traps.c: In function 'system_reset_exception': /kisskb/src/arch/powerpc/kernel/traps.c:521:3: warning: 'hsrr1' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/powerpc/kernel/traps.c:520:3: warning: 'hsrr0' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/afs/dynroot.c: In function 'afs_dynroot_lookup': /kisskb/src/fs/afs/dynroot.c:117:6: warning: 'len' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/afs/dynroot.c:91:6: note: 'len' was declared here /kisskb/src/kernel/time/timekeeping.c: In function 'get_device_system_crosststamp': /kisskb/src/kernel/time/timekeeping.c:1196:3: warning: 'cs_was_changed_seq' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/sched/cputime.c: In function 'kcpustat_field': /kisskb/src/kernel/sched/cputime.c:1007:6: warning: 'val' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/sched/core.c: In function 'try_to_wake_up': /kisskb/src/include/asm-generic/bitops/non-atomic.h:106:42: warning: 'cpu' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/sched/core.c:2520:6: note: 'cpu' was declared here /kisskb/src/drivers/base/regmap/regmap.c: In function '_regmap_raw_write': /kisskb/src/drivers/base/regmap/regmap.c:1852:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/base/regmap/regmap.c: In function 'regmap_raw_read': /kisskb/src/drivers/base/regmap/regmap.c:2591:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/base/regmap/regmap.c: In function 'regmap_bulk_read': /kisskb/src/drivers/base/regmap/regmap.c:2795:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/ksm.c: In function '__stable_node_chain': /kisskb/src/mm/ksm.c:1391:4: warning: 'found_rmap_hlist_len' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/ksm.c:1363:6: note: 'found_rmap_hlist_len' was declared here /kisskb/src/block/blk-sysfs.c: In function 'queue_wb_lat_store': /kisskb/src/block/blk-sysfs.c:471:7: warning: 'val' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/page_isolation.c: In function 'unset_migratetype_isolate': /kisskb/src/mm/page_isolation.c:142:15: warning: 'order' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/powerpc/platforms/pseries/msi.c: In function 'msi_quota_for_device': /kisskb/src/arch/powerpc/platforms/pseries/msi.c:316:24: warning: 'total' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/kexec.c: In function 'do_kexec_load': /kisskb/src/kernel/kexec.c:150:6: warning: 'image' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/kexec_file.c: In function 'kexec_load_purgatory': /kisskb/src/kernel/kexec_file.c:1041:2: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/core/pcm_iec958.c: In function 'create_iec958_consumer': /kisskb/src/sound/core/pcm_iec958.c:77:9: warning: 'ws' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/usb/usx2y/us122l.c: In function 'snd_us122l_probe': /kisskb/src/include/linux/device.h:1424:19: warning: 'card' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/usb/usx2y/us122l.c:589:19: note: 'card' was declared here /kisskb/src/fs/gfs2/bmap.c: In function 'gfs2_iomap_get': /kisskb/src/fs/gfs2/bmap.c:941:8: warning: 'height' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/gfs2/bmap.c:957:8: warning: 'len' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/gfs2/bmap.c:957:8: warning: 'lblock' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/bluetooth/btusb.c: In function 'btusb_mtk_setup': /kisskb/src/drivers/bluetooth/btusb.c:2963:3: warning: 'dev_id' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/lib/mpi/mpicoder.c: In function 'mpi_read_raw_from_sgl': /kisskb/src/lib/mpi/mpicoder.c:330:5: warning: 'buff' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/watchdog.c:47:23: warning: 'watchdog_allowed_mask' defined but not used [-Wunused-variable] /kisskb/src/fs/f2fs/file.c: In function 'f2fs_precache_extents': /kisskb/src/fs/f2fs/file.c:3131:6: warning: 'err' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/ipmi/kcs_bmc.c: In function 'kcs_bmc_read': /kisskb/src/drivers/char/ipmi/kcs_bmc.c:301:3: warning: 'data_len' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/f2fs/node.c: In function '__set_nat_cache_dirty': /kisskb/src/include/linux/list.h:93:12: warning: 'head' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/f2fs/node.c:236:24: note: 'head' was declared here /kisskb/src/fs/f2fs/node.c: In function 'f2fs_flush_nat_entries': /kisskb/src/fs/f2fs/node.c:2834:11: warning: 'nat_blk' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/f2fs/node.c:2795:25: note: 'nat_blk' was declared here /kisskb/src/fs/ext4/extents.c: In function 'ext4_convert_unwritten_io_end_vec': /kisskb/src/fs/ext4/extents.c:5054:23: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/btrfs/ioctl.c: In function 'btrfs_remap_file_range': /kisskb/src/fs/btrfs/ioctl.c:3946:23: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/cifs/smb2pdu.c: In function 'SMB2_ioctl_init': /kisskb/src/fs/cifs/smb2pdu.c:2742:19: warning: 'in_data_buf' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/fsl/imx-audmix.c: In function 'imx_audmix_probe': /kisskb/src/sound/soc/fsl/imx-audmix.c:302:45: warning: 'capture_dai_name' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/lib/rhashtable.c: In function 'rht_deferred_worker': /kisskb/src/lib/rhashtable.c:259:20: warning: 'next' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/lib/rhashtable.c:222:28: note: 'next' was declared here /kisskb/src/fs/lockd/clntxdr.c: In function 'nlm_xdr_dec_testres': /kisskb/src/include/linux/sunrpc/xdr.h:515:2: warning: 'len' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/sunrpc/xdr.h:502:8: note: 'len' was declared here /kisskb/src/fs/proc/inode.c: In function 'proc_reg_open': /kisskb/src/fs/proc/inode.c:370:15: warning: 'pdeo' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/core/gen_stats.c: In function '__gnet_stats_copy_basic': /kisskb/src/include/linux/seqlock.h:205:9: warning: 'seq' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/core/gen_stats.c:145:15: note: 'seq' was declared here /kisskb/src/fs/lockd/clnt4xdr.c: In function 'nlm4_xdr_dec_testres': /kisskb/src/include/linux/sunrpc/xdr.h:515:2: warning: 'len' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/sunrpc/xdr.h:502:8: note: 'len' was declared here /kisskb/src/drivers/crypto/hisilicon/sec/sec_algs.c: In function 'sec_skcipher_alg_callback': /kisskb/src/drivers/crypto/hisilicon/sec/sec_algs.c:494:23: warning: 'nextrequest' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/firewire/core-device.c: In function 'fw_device_refresh': /kisskb/src/drivers/firewire/core-device.c:1141:2: warning: 'changed' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/nfsd/vfs.c: In function 'nfsd_rename': /kisskb/src/fs/nfsd/vfs.c:1749:7: warning: 'ndentry' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/dsa/dsa.c: In function 'dsa_tag_driver_get': /kisskb/src/net/dsa/dsa.c:117:2: warning: 'ops' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/crypto/atmel-sha.c: In function 'atmel_sha_hmac_setup': /kisskb/src/drivers/crypto/atmel-sha.c:1801:8: warning: 'key' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/crypto/atmel-sha.c:1809:2: warning: 'keylen' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/crypto/atmel-sha.c:1757:15: note: 'keylen' was declared here /kisskb/src/net/ieee802154/nl802154.c: In function 'nl802154_pre_doit': /kisskb/src/net/ieee802154/nl802154.c:74:4: warning: 'wpan_dev_id' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/ieee802154/nl802154.c:43:6: note: 'wpan_dev_id' was declared here /kisskb/src/net/core/dev.c: In function 'validate_xmit_skb_list': /kisskb/src/net/core/dev.c:3547:15: warning: 'tail' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/hwspinlock/hwspinlock_core.c: In function 'of_hwspin_lock_get_id': /kisskb/src/drivers/hwspinlock/hwspinlock_core.c:345:6: warning: 'id' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/crypto/nx/nx-842.c: In function 'nx842_crypto_compress': /kisskb/src/drivers/crypto/nx/nx-842.c:322:2: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/netfilter/ipvs/ip_vs_app.c: In function 'register_ip_vs_app': /kisskb/src/net/netfilter/ipvs/ip_vs_app.c:223:2: warning: 'a' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/ipv4/tcp_input.c: In function 'tcp_ack': /kisskb/src/include/net/tcp.h:776:9: warning: 'last_ackt' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/ipv4/tcp_input.c:3071:18: note: 'last_ackt' was declared here /kisskb/src/drivers/iio/accel/mma9551_core.c: In function 'mma9551_gpio_config': /kisskb/src/drivers/iio/accel/mma9551_core.c:582:6: warning: 'pol_mask' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/i2c/busses/i2c-sh_mobile.c: In function 'sh_mobile_i2c_isr': /kisskb/src/drivers/i2c/busses/i2c-sh_mobile.c:399:26: warning: 'data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/i2c/busses/i2c-sh_mobile.c:372:16: note: 'data' was declared here /kisskb/src/net/tipc/socket.c: In function 'tipc_recvmsg': /kisskb/src/net/tipc/socket.c:1813:27: warning: 'copy' may be used uninitialized in this function [-Wuninitialized] In file included from /kisskb/src/net/sunrpc/xdr.c:17:0: /kisskb/src/include/linux/sunrpc/xdr.h: In function 'xdr_stream_decode_opaque_inline': /kisskb/src/include/linux/sunrpc/xdr.h:515:2: warning: 'len' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/iio/imu/bmi160/bmi160_core.c: In function 'bmi160_core_probe': /kisskb/src/drivers/iio/imu/bmi160/bmi160_core.c:618:3: warning: 'pin_name' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/iio/imu/bmi160/bmi160_core.c:563:14: note: 'pin_name' was declared here /kisskb/src/drivers/iio/imu/bmi160/bmi160_core.c:606:29: warning: 'int_map_mask' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/iio/imu/bmi160/bmi160_core.c:560:5: note: 'int_map_mask' was declared here /kisskb/src/drivers/iio/imu/bmi160/bmi160_core.c:599:29: warning: 'int_latch_mask' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/iio/imu/bmi160/bmi160_core.c:559:5: note: 'int_latch_mask' was declared here /kisskb/src/drivers/iio/imu/bmi160/bmi160_core.c:577:47: warning: 'int_out_ctrl_shift' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/iio/imu/bmi160/bmi160_core.c:558:5: note: 'int_out_ctrl_shift' was declared here /kisskb/src/drivers/i2c/busses/i2c-diolan-u2c.c: In function 'diolan_usb_xfer': /kisskb/src/drivers/i2c/busses/i2c-diolan-u2c.c:390:18: warning: 'byte' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/scheduler/sched_main.c: In function 'drm_sched_resubmit_jobs': /kisskb/src/drivers/gpu/drm/scheduler/sched_main.c:495:3: warning: 'guilty_context' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/drm_dp_mst_topology.c: In function 'drm_dp_sideband_msg_build': /kisskb/src/drivers/gpu/drm/drm_dp_mst_topology.c:722:23: warning: 'hdrlen' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/core/devlink.c: In function 'devlink_fmsg_prepare_skb': /kisskb/src/net/core/devlink.c:4613:6: warning: 'err' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/drm_dp_mst_topology.c: In function 'drm_dp_decode_sideband_req': /kisskb/src/drivers/gpu/drm/drm_dp_mst_topology.c:521:14: warning: 'tx' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/md/bcache/alloc.c: In function 'bch_allocator_thread': /kisskb/src/drivers/md/bcache/alloc.c:312:3: warning: 'bucket' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/md/bcache/alloc.c:331:9: note: 'bucket' was declared here /kisskb/src/drivers/md/bcache/alloc.c: In function 'bch_bucket_alloc': /kisskb/src/drivers/md/bcache/alloc.c:446:18: warning: 'r' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/iommu/io-pgtable-arm.c: In function 'arm_lpae_map': /kisskb/src/drivers/iommu/io-pgtable-arm.c:383:7: warning: 'cptep' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/iommu/io-pgtable-arm.c:377:18: note: 'cptep' was declared here /kisskb/src/drivers/memory/samsung/exynos5422-dmc.c: In function 'exynos5_dmc_get_status': /kisskb/src/drivers/memory/samsung/exynos5422-dmc.c:910:28: warning: 'total' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/drm_atomic.c: In function 'drm_atomic_check_only': /kisskb/src/drivers/gpu/drm/drm_atomic.c:426:2: warning: 'crtc_state' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/drm_atomic.c:405:25: note: 'crtc_state' was declared here /kisskb/src/drivers/nfc/pn533/pn533.c: In function 'pn533_autopoll_complete': /kisskb/src/drivers/nfc/pn533/pn533.c:1424:6: warning: 'rc' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/iio/temperature/mlx90632.c: In function 'mlx90632_read_raw': /kisskb/src/drivers/iio/temperature/mlx90632.c:351:37: warning: 'object_old_raw' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/iio/temperature/mlx90632.c:432:56: note: 'object_old_raw' was declared here /kisskb/src/drivers/iio/temperature/mlx90632.c:351:37: warning: 'object_new_raw' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/iio/temperature/mlx90632.c:432:40: note: 'object_new_raw' was declared here /kisskb/src/drivers/misc/mic/vop/vop_vringh.c: In function 'vop_vringh_copy': /kisskb/src/drivers/misc/mic/vop/vop_vringh.c:628:2: warning: 'x200' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/misc/mic/vop/vop_vringh.c:601:7: note: 'x200' was declared here /kisskb/src/drivers/misc/mic/vop/vop_vringh.c:640:8: warning: 'dma_alignment' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/misc/mic/vop/vop_vringh.c:600:9: note: 'dma_alignment' was declared here /kisskb/src/drivers/md/raid10.c: In function 'read_balance': /kisskb/src/drivers/md/raid10.c:842:22: warning: 'best_pending_slot' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/nvme/target/io-cmd-bdev.c: In function 'nvmet_bdev_execute_dsm': /kisskb/src/drivers/nvme/target/io-cmd-bdev.c:277:21: warning: 'status' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/nvme/target/io-cmd-bdev.c:256:6: note: 'status' was declared here /kisskb/src/drivers/pci/probe.c: In function 'pci_scan_bridge_extend': /kisskb/src/drivers/pci/probe.c:1265:15: warning: 'fixed_sec' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/pci/probe.c:1346:8: warning: 'fixed_sub' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/platform/goldfish/goldfish_pipe.c: In function 'goldfish_pipe_read_write': /kisskb/src/drivers/platform/goldfish/goldfish_pipe.c:248:2: warning: 'status' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/platform/goldfish/goldfish_pipe.c:430:7: note: 'status' was declared here /kisskb/src/drivers/platform/goldfish/goldfish_pipe.c:443:12: warning: 'consumed_size' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/rapidio/devices/rio_mport_cdev.c: In function 'rio_mport_maint_rd': /kisskb/src/drivers/rapidio/devices/rio_mport_cdev.c:266:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.c: In function 'xgene_sgmac_init': /kisskb/src/drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.c:299:2: warning: 'data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.c:288:6: note: 'data' was declared here /kisskb/src/drivers/net/macvlan.c: In function 'macvlan_changelink': /kisskb/src/drivers/net/macvlan.c:1546:14: warning: 'mode' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/regulator/of_regulator.c: In function 'of_check_coupling_data': /kisskb/src/drivers/regulator/of_regulator.c:586:3: warning: 'index' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/mtd/ubi/eba.c: In function 'try_write_vid_and_data': /kisskb/src/drivers/mtd/ubi/eba.c:988:7: warning: 'opnum' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/soc/qcom/rpmh.c: In function 'rpmh_write_batch': /kisskb/src/drivers/soc/qcom/rpmh.c:355:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/ethernet/broadcom/bnxt/bnxt_vfr.c: In function 'bnxt_dl_eswitch_mode_set': /kisskb/src/drivers/net/ethernet/broadcom/bnxt/bnxt_vfr.c:390:16: warning: 'max_mtu' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/ethernet/broadcom/bnxt/bnxt_vfr.c:373:6: note: 'max_mtu' was declared here /kisskb/src/drivers/md/dm-stats.c: In function 'dm_jiffies_to_msec64.isra.1': /kisskb/src/drivers/md/dm-stats.c:794:40: warning: 'mult' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/usb/core/config.c: In function 'usb_get_configuration': /kisskb/src/drivers/usb/core/config.c:811:6: warning: 'result' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/md/dm-cache-background-tracker.c: In function 'btracker_promotion_already_present': /kisskb/src/drivers/md/dm-cache-background-tracker.c:245:2: warning: 'w' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.c: In function 'hns_ppe_wait_tx_fifo_clean': /kisskb/src/drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.c:290:3: warning: 'val' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c: In function 'hns_dsaf_wait_pkt_clean': /kisskb/src/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c:2935:3: warning: 'val_tmp' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c:2935:3: warning: 'val' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/ethernet/hisilicon/hns/hns_enet.c: In function 'hns_nic_reuse_page': /kisskb/src/drivers/net/ethernet/hisilicon/hns/hns_enet.c:454:2: warning: 'last_offset' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/ethernet/hisilicon/hns/hns_enet.c: In function 'hns_nic_rx_poll_one': /kisskb/src/drivers/net/ethernet/hisilicon/hns/hns_enet.c:851:12: warning: 'bnum' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c: In function '__mlx5_create_flow_table': /kisskb/src/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c:885:3: warning: 'qpn' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c:862:6: note: 'qpn' was declared here /kisskb/src/drivers/net/ethernet/mellanox/mlx5/core/fs_counters.c: In function 'mlx5_fc_stats_work': /kisskb/src/drivers/net/ethernet/mellanox/mlx5/core/fs_counters.c:124:34: warning: 'counter' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/ethernet/mellanox/mlx5/core/fs_counters.c:112:18: note: 'counter' was declared here /kisskb/src/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c: In function 'mlx5_destroy_flow_table': /kisskb/src/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c:2029:3: warning: 'qpn' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c:2001:6: note: 'qpn' was declared here /kisskb/src/drivers/net/ethernet/pensando/ionic/ionic_main.c: In function 'ionic_dev_cmd_wait': /kisskb/src/drivers/net/ethernet/pensando/ionic/ionic_main.c:355:2: warning: 'hb' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/ethernet/marvell/mv643xx_eth.c: In function 'get_phy_mode': /kisskb/src/drivers/net/ethernet/marvell/mv643xx_eth.c:2971:2: warning: 'err' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/ethernet/mellanox/mlx5/core/fpga/sdk.c: In function 'mlx5_fpga_mem_read': /kisskb/src/drivers/net/ethernet/mellanox/mlx5/core/fpga/sdk.c:132:3: warning: 'err' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/ethernet/mellanox/mlx5/core/fpga/sdk.c: In function 'mlx5_fpga_mem_write': /kisskb/src/drivers/net/ethernet/mellanox/mlx5/core/fpga/sdk.c:153:3: warning: 'err' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/usb/usbip/stub_rx.c: In function 'stub_recv_cmd_submit': /kisskb/src/drivers/usb/usbip/stub_rx.c:587:2: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/usb/serial/f81534.c: In function 'f81534_set_register': /kisskb/src/drivers/usb/serial/f81534.c:246:2: warning: 'status' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/usb/serial/f81534.c: In function 'f81534_get_register': /kisskb/src/drivers/usb/serial/f81534.c:285:2: warning: 'status' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/ethernet/marvell/octeontx2/af/rvu_npa.c: In function 'npa_lf_hwctx_disable': /kisskb/src/include/asm-generic/bitops/non-atomic.h:106:20: warning: 'bmap' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/ethernet/marvell/octeontx2/af/rvu_npa.c:203:17: note: 'bmap' was declared here /kisskb/src/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c: In function 'nix_lf_hwctx_disable': /kisskb/src/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c:721:3: warning: 'bmap' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/ethernet/pensando/ionic/ionic_txrx.c: In function 'ionic_start_xmit': /kisskb/src/drivers/net/ethernet/pensando/ionic/ionic_txrx.c:790:22: warning: 'desc_len' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/ethernet/pensando/ionic/ionic_txrx.c:697:6: note: 'desc_len' was declared here /kisskb/src/drivers/net/ethernet/pensando/ionic/ionic_txrx.c:790:22: warning: 'desc_addr' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/ethernet/pensando/ionic/ionic_txrx.c:684:13: note: 'desc_addr' was declared here /kisskb/src/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c: In function 'mlx4_ALLOC_RES_wrapper': /kisskb/src/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c:2048:18: warning: 'smac_index' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c:2101:5: note: 'smac_index' was declared here /kisskb/src/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c: In function 'rvu_mbox_handler_npc_mcam_shift_entry': /kisskb/src/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c:1900:15: warning: 'rc' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/ethernet/stmicro/stmmac/dwmac5.c: In function 'dwmac5_rxp_config': /kisskb/src/drivers/net/ethernet/stmicro/stmmac/dwmac5.c:408:10: warning: 'min_prio_idx' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/ethernet/stmicro/stmmac/dwmac5.c:378:9: note: 'min_prio_idx' was declared here /kisskb/src/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c: In function 'sdma_v4_0_sw_init': /kisskb/src/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c:1710:6: warning: 'r' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c: In function 'vcn_v2_5_hw_init': /kisskb/src/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c:279:2: warning: 'r' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c: In function 'dwxgmac3_rxp_config': /kisskb/src/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c:988:10: warning: 'min_prio_idx' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c:958:9: note: 'min_prio_idx' was declared here /kisskb/src/drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/smu7_hwmgr.c: In function 'smu7_set_dpm_event_sources': /kisskb/src/drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/smu7_hwmgr.c:1274:3: warning: 'src' may be used uninitialized in this function [-Wuninitialized] arch/powerpc/platforms/pseries/lpar.o:(.toc+0x0): undefined reference to `mmu_pid_bits' make[1]: *** [/kisskb/src/Makefile:1077: vmlinux] Error 1 make: *** [Makefile:179: sub-make] Error 2 Command 'make -s -j 80 ARCH=powerpc O=/kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- ' returned non-zero exit status 2 # rm -rf /kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc4.6 # Build took: 0:06:15.240975