Buildresult: linus/axs103_smp_defconfig/arc-gcc13 built on Oct 31, 12:28

kisskb

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Status:	OK
Date/Time:	Oct 31, 12:28
Duration:	0:01:37.442325
Builder:	alpine2
Revision:	x86/uaccess: Avoid barrier_nospec() in 64-bit copy_from_user() (`0fc810ae3ae110f9e2fcccce80fc8c8d62f97907)`
Target:	linus/axs103_smp_defconfig/arc-gcc13
Branch:	linus
Compiler:	arc-gcc13 (arc-linux-gcc (GCC) 13.1.0 / GNU ld (GNU Binutils) 2.40)
Config:	axs103_smp_defconfig (download)
Log:	Download original Possible warnings (5) arch/arc/boot/dts/axc003_idu.dtsi:92.16-97.5: Warning (interrupt_provider): /cpu_card/pct: '#interrupt-cells' found, but node is not an interrupt provider arch/arc/boot/dts/axc003_idu.dtsi:109.18-111.5: Warning (interrupt_provider): /axs10x_mb/ethernet@18000: '#interrupt-cells' found, but node is not an interrupt provider arch/arc/boot/dts/axs103_idu.dtb: Warning (interrupt_map): Failed prerequisite 'interrupt_provider' drivers/base/regmap/regcache-maple.c:115:23: warning: 'upper_index' is used uninitialized [-Wuninitialized] drivers/base/regmap/regcache-maple.c:115:36: warning: 'upper_last' is used uninitialized [-Wuninitialized] Full Log # git rev-parse -q --verify 0fc810ae3ae110f9e2fcccce80fc8c8d62f97907^{commit} 0fc810ae3ae110f9e2fcccce80fc8c8d62f97907 already have revision, skipping fetch # git checkout -q -f -B kisskb 0fc810ae3ae110f9e2fcccce80fc8c8d62f97907 # git clean -qxdf # < git log -1 # commit 0fc810ae3ae110f9e2fcccce80fc8c8d62f97907 # Author: Linus Torvalds <torvalds@linux-foundation.org> # Date: Tue Oct 29 16:03:31 2024 -1000 # # x86/uaccess: Avoid barrier_nospec() in 64-bit copy_from_user() # # The barrier_nospec() in 64-bit copy_from_user() is slow. Instead use # pointer masking to force the user pointer to all 1's for an invalid # address. # # The kernel test robot reports a 2.6% improvement in the per_thread_ops # benchmark [1]. # # This is a variation on a patch originally by Josh Poimboeuf [2]. # # Link: https://lore.kernel.org/202410281344.d02c72a2-oliver.sang@intel.com [1] # Link: https://lore.kernel.org/5b887fe4c580214900e21f6c61095adf9a142735.1730166635.git.jpoimboe@kernel.org [2] # Tested-and-reviewed-by: Josh Poimboeuf <jpoimboe@kernel.org> # Cc: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> # Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> # < /opt/cross/kisskb/korg/gcc-13.1.0-nolibc/arc-linux/bin/arc-linux-gcc --version # < /opt/cross/kisskb/korg/gcc-13.1.0-nolibc/arc-linux/bin/arc-linux-ld --version # < git log --format=%s --max-count=1 0fc810ae3ae110f9e2fcccce80fc8c8d62f97907 # make -s -j 160 ARCH=arc O=/kisskb/build/linus_axs103_smp_defconfig_arc-gcc13 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-13.1.0-nolibc/arc-linux/bin/arc-linux- axs103_smp_defconfig # Added to kconfig CONFIG_INITRAMFS_SOURCE="" # < make -s -j 160 ARCH=arc O=/kisskb/build/linus_axs103_smp_defconfig_arc-gcc13 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-13.1.0-nolibc/arc-linux/bin/arc-linux- help # make -s -j 160 ARCH=arc O=/kisskb/build/linus_axs103_smp_defconfig_arc-gcc13 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-13.1.0-nolibc/arc-linux/bin/arc-linux- olddefconfig # make -s -j 160 ARCH=arc O=/kisskb/build/linus_axs103_smp_defconfig_arc-gcc13 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-13.1.0-nolibc/arc-linux/bin/arc-linux- /kisskb/src/arch/arc/boot/dts/axc003_idu.dtsi:92.16-97.5: Warning (interrupt_provider): /cpu_card/pct: '#interrupt-cells' found, but node is not an interrupt provider /kisskb/src/arch/arc/boot/dts/axc003_idu.dtsi:109.18-111.5: Warning (interrupt_provider): /axs10x_mb/ethernet@18000: '#interrupt-cells' found, but node is not an interrupt provider also defined at /kisskb/src/arch/arc/boot/dts/axs10x_mb.dtsi:73.24-88.5 arch/arc/boot/dts/axs103_idu.dtb: Warning (interrupt_map): Failed prerequisite 'interrupt_provider' /kisskb/src/drivers/base/regmap/regcache-maple.c: In function 'regcache_maple_drop': /kisskb/src/drivers/base/regmap/regcache-maple.c:115:23: warning: 'upper_index' is used uninitialized [-Wuninitialized] 115 \| unsigned long upper_index, upper_last; \| ^~~~~~~~~~~ /kisskb/src/drivers/base/regmap/regcache-maple.c:115:36: warning: 'upper_last' is used uninitialized [-Wuninitialized] 115 \| unsigned long upper_index, upper_last; \| ^~~~~~~~~~ Completed OK # rm -rf /kisskb/build/linus_axs103_smp_defconfig_arc-gcc13 # Build took: 0:01:37.442325

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