# git rev-parse -q --verify fc37a1632d40c80c067eb1bc235139f5867a2667^{commit} fc37a1632d40c80c067eb1bc235139f5867a2667 already have revision, skipping fetch # git checkout -q -f -B kisskb fc37a1632d40c80c067eb1bc235139f5867a2667 # git clean -qxdf # < git log -1 # commit fc37a1632d40c80c067eb1bc235139f5867a2667 # Author: Desnes A. Nunes do Rosario # Date: Thu Feb 27 10:47:15 2020 -0300 # # powerpc: fix hardware PMU exception bug on PowerVM compatibility mode systems # # PowerVM systems running compatibility mode on a few Power8 revisions are # still vulnerable to the hardware defect that loses PMU exceptions arriving # prior to a context switch. # # The software fix for this issue is enabled through the CPU_FTR_PMAO_BUG # cpu_feature bit, nevertheless this bit also needs to be set for PowerVM # compatibility mode systems. # # Fixes: 68f2f0d431d9ea4 ("powerpc: Add a cpu feature CPU_FTR_PMAO_BUG") # Signed-off-by: Desnes A. Nunes do Rosario # Reviewed-by: Leonardo Bras # Signed-off-by: Michael Ellerman # Link: https://lore.kernel.org/r/20200227134715.9715-1-desnesn@linux.ibm.com # < /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 fc37a1632d40c80c067eb1bc235139f5867a2667 # < make -s -j 80 ARCH=powerpc O=/kisskb/build/powerpc-fixes_mpc85xx_defconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- mpc85xx_defconfig # < make -s -j 80 ARCH=powerpc O=/kisskb/build/powerpc-fixes_mpc85xx_defconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- help # make -s -j 80 ARCH=powerpc O=/kisskb/build/powerpc-fixes_mpc85xx_defconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- olddefconfig # make -s -j 80 ARCH=powerpc O=/kisskb/build/powerpc-fixes_mpc85xx_defconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- /kisskb/src/fs/proc/inode.c: In function 'proc_reg_open': /kisskb/src/include/linux/list.h:72:12: warning: 'pdeo' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/proc/inode.c:338:21: note: 'pdeo' was declared here /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/kernel/trace/trace_events.c: In function 'event_create_dir': /kisskb/src/kernel/trace/trace_events.c:2040:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/ext4/extents.c: In function 'ext4_convert_unwritten_io_end_vec': /kisskb/src/fs/ext4/extents.c:5009:23: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/tty/serial/8250/8250_core.c: In function 'univ8250_release_irq': /kisskb/src/drivers/tty/serial/8250/8250_core.c:248:18: warning: 'i' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/tty/serial/8250/8250_core.c:228:19: note: 'i' was declared here /kisskb/src/mm/hugetlb.c: In function 'alloc_pool_huge_page': /kisskb/src/mm/hugetlb.c:1426:5: warning: 'page' 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:2598:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/base/regmap/regmap.c: In function '_regmap_raw_write': /kisskb/src/drivers/base/regmap/regmap.c:1859:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/udf/unicode.c: In function 'udf_name_conv_char': /kisskb/src/fs/udf/unicode.c:132:8: warning: 'c' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/ethernet/freescale/fs_enet/mac-scc.c: In function 'allocate_bd': /kisskb/src/drivers/net/ethernet/freescale/fs_enet/mac-scc.c:139:6: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/sound/soc/codecs/wm8960.c: In function 'wm8960_configure_clocking': /kisskb/src/sound/soc/codecs/wm8960.c:800:70: warning: 'j' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/codecs/wm8960.c:797:68: warning: 'i' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/usb/core/devio.c: In function 'async_completed': /kisskb/src/drivers/usb/core/devio.c:625:23: warning: 'errno' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/io_uring.c: In function '__io_sqe_files_update': /kisskb/src/fs/io_uring.c:5824:13: warning: 'err' may be used uninitialized in this function [-Wuninitialized] /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/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) INFO: Uncompressed kernel (size 0xc9270c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc9270c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc9270c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc9270c) overlaps the address of the wrapper(0x400000) INFO: Uncompressed kernel (size 0xc9270c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc9270c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc9270c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc9270c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc9270c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc9270c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc9270c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc9270c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc9270c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc9270c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc9270c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc81f74) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) Image Name: Linux-5.6.0-rc2-gfc37a1632d40 Created: Sat Feb 29 01:12:10 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6066815 Bytes = 5924.62 KiB = 5.79 MiB Load Address: 00d00000 Entry Point: 00d002a8 Image Name: Linux-5.6.0-rc2-gfc37a1632d40 Created: Sat Feb 29 01:12:10 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6035282 Bytes = 5893.83 KiB = 5.76 MiB Load Address: 00000000 Entry Point: 00000000 Image Name: Linux-5.6.0-rc2-gfc37a1632d40 Created: Sat Feb 29 01:12:10 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6065002 Bytes = 5922.85 KiB = 5.78 MiB Load Address: 00d00000 Entry Point: 00d002a8 Image Name: Linux-5.6.0-rc2-gfc37a1632d40 Created: Sat Feb 29 01:12:10 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6064814 Bytes = 5922.67 KiB = 5.78 MiB Load Address: 00d00000 Entry Point: 00d002e8 Image Name: Linux-5.6.0-rc2-gfc37a1632d40 Created: Sat Feb 29 01:12:10 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6066903 Bytes = 5924.71 KiB = 5.79 MiB Load Address: 00d00000 Entry Point: 00d002e8 Image Name: Linux-5.6.0-rc2-gfc37a1632d40 Created: Sat Feb 29 01:12:10 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6068633 Bytes = 5926.40 KiB = 5.79 MiB Load Address: 00d00000 Entry Point: 00d002a8 Image Name: Linux-5.6.0-rc2-gfc37a1632d40 Created: Sat Feb 29 01:12:10 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6066161 Bytes = 5923.99 KiB = 5.79 MiB Load Address: 00d00000 Entry Point: 00d002a8 Image Name: Linux-5.6.0-rc2-gfc37a1632d40 Created: Sat Feb 29 01:12:10 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6067999 Bytes = 5925.78 KiB = 5.79 MiB Load Address: 00d00000 Entry Point: 00d002a8 Image Name: Linux-5.6.0-rc2-gfc37a1632d40 Created: Sat Feb 29 01:12:10 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6066898 Bytes = 5924.71 KiB = 5.79 MiB Load Address: 00d00000 Entry Point: 00d002e8 Image Name: Linux-5.6.0-rc2-gfc37a1632d40 Created: Sat Feb 29 01:12:10 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6065008 Bytes = 5922.86 KiB = 5.78 MiB Load Address: 00d00000 Entry Point: 00d002e8 Image Name: Linux-5.6.0-rc2-gfc37a1632d40 Created: Sat Feb 29 01:12:10 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6068719 Bytes = 5926.48 KiB = 5.79 MiB Load Address: 00d00000 Entry Point: 00d002a8 Image Name: Linux-5.6.0-rc2-gfc37a1632d40 Created: Sat Feb 29 01:12:10 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6067387 Bytes = 5925.18 KiB = 5.79 MiB Load Address: 00d00000 Entry Point: 00d002a8 Image Name: Linux-5.6.0-rc2-gfc37a1632d40 Created: Sat Feb 29 01:12:10 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6064812 Bytes = 5922.67 KiB = 5.78 MiB Load Address: 00d00000 Entry Point: 00d002e8 Image Name: Linux-5.6.0-rc2-gfc37a1632d40 Created: Sat Feb 29 01:12:10 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6064812 Bytes = 5922.67 KiB = 5.78 MiB Load Address: 00d00000 Entry Point: 00d002a8 Image Name: Linux-5.6.0-rc2-gfc37a1632d40 Created: Sat Feb 29 01:12:10 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6066917 Bytes = 5924.72 KiB = 5.79 MiB Load Address: 00d00000 Entry Point: 00d002a8 Image Name: Linux-5.6.0-rc2-gfc37a1632d40 Created: Sat Feb 29 01:12:11 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6066163 Bytes = 5923.99 KiB = 5.79 MiB Load Address: 00d00000 Entry Point: 00d002a8 Completed OK # rm -rf /kisskb/build/powerpc-fixes_mpc85xx_defconfig_powerpc-gcc4.6 # Build took: 0:02:01.010762