Buildresult: powerpc-fixes/mips-defconfig/mipsel-gcc5 built on Nov 8 2018, 08:58

kisskb

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Status:	OK
Date/Time:	Nov 8 2018, 08:58
Duration:	0:03:36.718648
Builder:	ka3
Revision:	powerpc/mm/64s: Fix preempt warning in slb_allocate_kernel() (`a75a001540d03c30315e43884ad95cc68040f18d)`
Target:	powerpc-fixes/mips-defconfig/mipsel-gcc5
Branch:	powerpc-fixes
Compiler:	mipsel-gcc5 (mipsel-linux-gcc.br_real (Buildroot 2016.11-git-00613-ge98b4dd) 5.4.0)
Config:	defconfig (download)
Log:	Download original Possible warnings (1) arch/mips/boot/dts/xilfpga/nexys4ddr.dtb: Warning (i2c_bus_reg): /i2c@10A00000/ad7420@4B: I2C bus unit address format error, expected "4b" Full Log # git rev-parse -q --verify a75a001540d03c30315e43884ad95cc68040f18d^{commit} a75a001540d03c30315e43884ad95cc68040f18d already have revision, skipping fetch # git checkout -q -f -B kisskb a75a001540d03c30315e43884ad95cc68040f18d # git clean -qxdf # < git log -1 # commit a75a001540d03c30315e43884ad95cc68040f18d # Author: Michael Ellerman <mpe@ellerman.id.au> # Date: Thu Nov 1 16:21:05 2018 +1100 # # powerpc/mm/64s: Fix preempt warning in slb_allocate_kernel() # # With preempt enabled we see warnings in do_slb_fault(): # # BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u33:0/98 # futex hash table entries: 4096 (order: 3, 524288 bytes) # caller is do_slb_fault+0x204/0x230 # CPU: 5 PID: 98 Comm: kworker/u33:0 Not tainted 4.19.0-rc3-gcc-7.3.1-00022-g1936f094e164 #138 # Call Trace: # dump_stack+0xb4/0x104 (unreliable) # check_preemption_disabled+0x148/0x150 # do_slb_fault+0x204/0x230 # data_access_slb_common+0x138/0x180 # # This is caused by the get_paca() in slb_allocate_kernel(), which # includes a call to debug_smp_processor_id(). # # slb_allocate_kernel() can only be called from do_slb_fault(), and in # that path interrupts are hard disabled and so we can't be preempted, # but we can't update the preempt flags (in thread_info) because that # could cause an SLB fault. # # So just use local_paca which is safe and doesn't cause the warning. # # Fixes: 48e7b7695745 ("powerpc/64s/hash: Convert SLB miss handlers to C") # Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> # < /opt/cross/kisskb/br-mipsel-o32-full-2016.08-613-ge98b4dd/bin/mipsel-linux-gcc --version # < git log --format=%s --max-count=1 a75a001540d03c30315e43884ad95cc68040f18d # < make -s -j 10 ARCH=mips O=/kisskb/build/powerpc-fixes_mips-defconfig_mipsel CROSS_COMPILE=/opt/cross/kisskb/br-mipsel-o32-full-2016.08-613-ge98b4dd/bin/mipsel-linux- defconfig # make -s -j 10 ARCH=mips O=/kisskb/build/powerpc-fixes_mips-defconfig_mipsel CROSS_COMPILE=/opt/cross/kisskb/br-mipsel-o32-full-2016.08-613-ge98b4dd/bin/mipsel-linux- arch/mips/boot/dts/xilfpga/nexys4ddr.dtb: Warning (i2c_bus_reg): /i2c@10A00000/ad7420@4B: I2C bus unit address format error, expected "4b" FIT description: Linux 4.20.0-rc1-ga75a001540d0 Created: Thu Nov 8 09:02:09 2018 Image 0 (kernel@0) Description: Linux 4.20.0-rc1-ga75a001540d0 Created: Thu Nov 8 09:02:09 2018 Type: Kernel Image Compression: gzip compressed Data Size: 4505282 Bytes = 4399.69 KiB = 4.30 MiB Architecture: MIPS OS: Linux Load Address: 0x80100000 Entry Point: 0x8085c250 Hash algo: sha1 Hash value: 55c5c64c4a49bf49814654a48ea3773a411a32a4 Image 1 (fdt@boston) Description: img,boston Device Tree Created: Thu Nov 8 09:02:09 2018 Type: Flat Device Tree Compression: uncompressed Data Size: 3668 Bytes = 3.58 KiB = 0.00 MiB Architecture: MIPS Hash algo: sha1 Hash value: 569c37cc891ce1e1f3a193cb41cc691a5d2debb5 Image 2 (fdt@ni169445) Description: NI 169445 device tree Created: Thu Nov 8 09:02:09 2018 Type: Flat Device Tree Compression: uncompressed Data Size: 1871 Bytes = 1.83 KiB = 0.00 MiB Architecture: MIPS Hash algo: sha1 Hash value: 51b89b31605ee62038c8468c429af091dfc75ec7 Image 3 (fdt@xilfpga) Description: MIPSfpga (xilfpga) Device Tree Created: Thu Nov 8 09:02:09 2018 Type: Flat Device Tree Compression: uncompressed Data Size: 2708 Bytes = 2.64 KiB = 0.00 MiB Architecture: MIPS Hash algo: sha1 Hash value: 509ce58e44c561d54539e64e9d4b47054e696fc6 Default Configuration: 'conf@default' Configuration 0 (conf@default) Description: Generic Linux kernel Kernel: kernel@0 Configuration 1 (conf@boston) Description: Boston Linux kernel Kernel: kernel@0 FDT: fdt@boston Configuration 2 (conf@ni169445) Description: NI 169445 Linux Kernel Kernel: kernel@0 FDT: fdt@ni169445 Configuration 3 (conf@xilfpga) Description: MIPSfpga Linux kernel Kernel: kernel@0 FDT: fdt@xilfpga Completed OK # rm -rf /kisskb/build/powerpc-fixes_mips-defconfig_mipsel # Build took: 0:03:36.718648

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