Buildresult: chleroy/ep88xc_defconfig/powerpc-gcc5 built on Apr 17 2020, 01:13

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Status:	OK
Date/Time:	Apr 17 2020, 01:13
Duration:	0:00:50.525629
Builder:	blade4b
Revision:	powerpc/vdso: Switch VDSO to generic C implementation. (`7fd5004bbade1bf77fbb7e73b2b5a9eda1e892ea)`
Target:	chleroy/ep88xc_defconfig/powerpc-gcc5
Branch:	chleroy
Compiler:	powerpc-gcc5 (powerpc64-linux-gcc (GCC) 5.5.0 / GNU ld (GNU Binutils) 2.29.1.20170915)
Config:	ep88xc_defconfig (download)
Log:	Download original No warnings found in log. Full Log # git rev-parse -q --verify 7fd5004bbade1bf77fbb7e73b2b5a9eda1e892ea^{commit} 7fd5004bbade1bf77fbb7e73b2b5a9eda1e892ea already have revision, skipping fetch # git checkout -q -f -B kisskb 7fd5004bbade1bf77fbb7e73b2b5a9eda1e892ea # git clean -qxdf # < git log -1 # commit 7fd5004bbade1bf77fbb7e73b2b5a9eda1e892ea # Author: Christophe Leroy <christophe.leroy@c-s.fr> # Date: Sat Jan 11 19:20:49 2020 +0000 # # powerpc/vdso: Switch VDSO to generic C implementation. # # For VDSO32 on PPC64, we create a fake 32 bits config, on the same # principle as MIPS architecture, in order to get the correct parts of # the different asm header files. # # With the C VDSO, the performance is slightly lower, but it is worth # it as it will ease maintenance and evolution, and also brings clocks # that are not supported with the ASM VDSO. # # On an 8xx at 132 MHz, vdsotest with the ASM VDSO: # gettimeofday: vdso: 828 nsec/call # clock-getres-realtime-coarse: vdso: 391 nsec/call # clock-gettime-realtime-coarse: vdso: 614 nsec/call # clock-getres-realtime: vdso: 460 nsec/call # clock-gettime-realtime: vdso: 876 nsec/call # clock-getres-monotonic-coarse: vdso: 399 nsec/call # clock-gettime-monotonic-coarse: vdso: 691 nsec/call # clock-getres-monotonic: vdso: 460 nsec/call # clock-gettime-monotonic: vdso: 1026 nsec/call # # On an 8xx at 132 MHz, vdsotest with the C VDSO: # gettimeofday: vdso: 955 nsec/call # clock-getres-realtime-coarse: vdso: 545 nsec/call # clock-gettime-realtime-coarse: vdso: 592 nsec/call # clock-getres-realtime: vdso: 545 nsec/call # clock-gettime-realtime: vdso: 941 nsec/call # clock-getres-monotonic-coarse: vdso: 545 nsec/call # clock-gettime-monotonic-coarse: vdso: 591 nsec/call # clock-getres-monotonic: vdso: 545 nsec/call # clock-gettime-monotonic: vdso: 940 nsec/call # # It is even better for gettime with monotonic clocks. # # Unsupported clocks with ASM VDSO: # clock-gettime-boottime: vdso: 3851 nsec/call # clock-gettime-tai: vdso: 3852 nsec/call # clock-gettime-monotonic-raw: vdso: 3396 nsec/call # # Same clocks with C VDSO: # clock-gettime-tai: vdso: 941 nsec/call # clock-gettime-monotonic-raw: vdso: 1001 nsec/call # clock-gettime-monotonic-coarse: vdso: 591 nsec/call # # On an 8321E at 333 MHz, vdsotest with the ASM VDSO: # gettimeofday: vdso: 220 nsec/call # clock-getres-realtime-coarse: vdso: 102 nsec/call # clock-gettime-realtime-coarse: vdso: 178 nsec/call # clock-getres-realtime: vdso: 129 nsec/call # clock-gettime-realtime: vdso: 235 nsec/call # clock-getres-monotonic-coarse: vdso: 105 nsec/call # clock-gettime-monotonic-coarse: vdso: 208 nsec/call # clock-getres-monotonic: vdso: 129 nsec/call # clock-gettime-monotonic: vdso: 274 nsec/call # # On an 8321E at 333 MHz, vdsotest with the C VDSO: # gettimeofday: vdso: 272 nsec/call # clock-getres-realtime-coarse: vdso: 160 nsec/call # clock-gettime-realtime-coarse: vdso: 184 nsec/call # clock-getres-realtime: vdso: 166 nsec/call # clock-gettime-realtime: vdso: 281 nsec/call # clock-getres-monotonic-coarse: vdso: 160 nsec/call # clock-gettime-monotonic-coarse: vdso: 184 nsec/call # clock-getres-monotonic: vdso: 169 nsec/call # clock-gettime-monotonic: vdso: 275 nsec/call # # Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr> # --- # v7: # - Split out preparatory changes in a new preceding patch # - Added -fasynchronous-unwind-tables to CC flags. # # v6: # - Added missing prototypes in asm/vdso/gettimeofday.h for __c_kernel_ functions. # - Using STACK_FRAME_OVERHEAD instead of INT_FRAME_SIZE # - Rebased on powerpc/merge as of 7 Apr 2020 # - Fixed build failure with gcc 9 # - Added a patch to create asm/vdso/processor.h and more cpu_relax() in it # < /opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version # < /opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-ld --version # < git log --format=%s --max-count=1 7fd5004bbade1bf77fbb7e73b2b5a9eda1e892ea # < make -s -j 24 ARCH=powerpc O=/kisskb/build/chleroy_ep88xc_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- ep88xc_defconfig # < make -s -j 24 ARCH=powerpc O=/kisskb/build/chleroy_ep88xc_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- help # make -s -j 24 ARCH=powerpc O=/kisskb/build/chleroy_ep88xc_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- olddefconfig # make -s -j 24 ARCH=powerpc O=/kisskb/build/chleroy_ep88xc_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- Completed OK # rm -rf /kisskb/build/chleroy_ep88xc_defconfig_powerpc-gcc5 # Build took: 0:00:50.525629

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