# git rev-parse -q --verify 59c19b45a1fb8c230354f64c1577f5e85b4ad731^{commit} 59c19b45a1fb8c230354f64c1577f5e85b4ad731 already have revision, skipping fetch # git checkout -q -f -B kisskb 59c19b45a1fb8c230354f64c1577f5e85b4ad731 # git clean -qxdf # < git log -1 # commit 59c19b45a1fb8c230354f64c1577f5e85b4ad731 # Author: Christophe Leroy # Date: Tue Oct 29 09:53:13 2019 +0000 # # powerpc/vdso32: miscellaneous optimisations # # Various optimisations by inverting branches and removing # redundant instructions. # # Signed-off-by: Christophe Leroy # Signed-off-by: Michael Ellerman # Link: https://lore.kernel.org/r/7f80e4489a44b53962cf2c813e63038332fcf457.1572342582.git.christophe.leroy@c-s.fr # < /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 59c19b45a1fb8c230354f64c1577f5e85b4ad731 # < make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-next-rand_powerpc-randconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- randconfig KCONFIG_SEED=0xD270D038 # 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 48 ARCH=powerpc O=/kisskb/build/powerpc-next-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 48 ARCH=powerpc O=/kisskb/build/powerpc-next-rand_powerpc-randconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- 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/arch/powerpc/mm/ptdump/hashpagetable.c: In function 'pseries_find': /kisskb/src/arch/powerpc/mm/ptdump/hashpagetable.c:262:18: error: 'H_SUCCESS' undeclared (first use in this function) /kisskb/src/arch/powerpc/mm/ptdump/hashpagetable.c:262:18: note: each undeclared identifier is reported only once for each function it appears in make[4]: *** [/kisskb/src/scripts/Makefile.build:265: arch/powerpc/mm/ptdump/hashpagetable.o] Error 1 make[4]: *** Waiting for unfinished jobs.... make[3]: *** [/kisskb/src/scripts/Makefile.build:509: arch/powerpc/mm/ptdump] Error 2 make[3]: *** Waiting for unfinished jobs.... /kisskb/src/arch/powerpc/mm/book3s64/radix_pgtable.c: In function 'setup_kuep': /kisskb/src/arch/powerpc/mm/book3s64/radix_pgtable.c:511:28: error: 'boot_cpuid' undeclared (first use in this function) /kisskb/src/arch/powerpc/mm/book3s64/radix_pgtable.c:511:28: note: each undeclared identifier is reported only once for each function it appears in /kisskb/src/arch/powerpc/mm/book3s64/radix_pgtable.c: In function 'setup_kuap': /kisskb/src/arch/powerpc/mm/book3s64/radix_pgtable.c:529:28: error: 'boot_cpuid' undeclared (first use in this function) make[4]: *** [/kisskb/src/scripts/Makefile.build:265: arch/powerpc/mm/book3s64/radix_pgtable.o] Error 1 make[4]: *** Waiting for unfinished jobs.... /kisskb/src/arch/powerpc/mm/book3s64/radix_tlb.c:780:0: warning: "radix__flush_all_mm" redefined [enabled by default] /kisskb/src/arch/powerpc/include/asm/book3s/64/tlbflush-radix.h:68:0: note: this is the location of the previous definition /kisskb/src/arch/powerpc/mm/book3s64/radix_tlb.c: In function '__radix__flush_tlb_range': /kisskb/src/arch/powerpc/mm/book3s64/radix_tlb.c:848:5: error: implicit declaration of function 'exit_flush_lazy_tlbs' [-Werror=implicit-function-declaration] /kisskb/src/arch/powerpc/mm/book3s64/radix_tlb.c: In function 'radix__tlb_flush': /kisskb/src/arch/powerpc/mm/book3s64/radix_tlb.c:999:3: error: implicit declaration of function '__flush_all_mm' [-Werror=implicit-function-declaration] cc1: some warnings being treated as errors make[4]: *** [/kisskb/src/scripts/Makefile.build:266: arch/powerpc/mm/book3s64/radix_tlb.o] Error 1 make[3]: *** [/kisskb/src/scripts/Makefile.build:509: arch/powerpc/mm/book3s64] Error 2 make[2]: *** [/kisskb/src/scripts/Makefile.build:509: arch/powerpc/mm] Error 2 make[2]: *** Waiting for unfinished jobs.... /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/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/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_raw_write': /kisskb/src/drivers/base/regmap/regmap.c:1852:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/bridge/br_netlink.c: In function 'br_afspec.isra.31': /kisskb/src/net/bridge/br_netlink.c:648:7: warning: 'err' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/powerpc/kernel/watchdog.c: In function 'watchdog_smp_panic': /kisskb/src/arch/powerpc/kernel/watchdog.c:175:4: error: implicit declaration of function 'smp_send_nmi_ipi' [-Werror=implicit-function-declaration] cc1: some warnings being treated as errors make[3]: *** [/kisskb/src/scripts/Makefile.build:265: arch/powerpc/kernel/watchdog.o] Error 1 make[3]: *** Waiting for unfinished jobs.... make[2]: *** [/kisskb/src/scripts/Makefile.build:509: arch/powerpc/kernel] Error 2 make[1]: *** [/kisskb/src/Makefile:1650: arch/powerpc] Error 2 make[1]: *** Waiting for unfinished jobs.... /kisskb/src/mm/hugetlb.c: In function 'alloc_pool_huge_page': /kisskb/src/mm/hugetlb.c:1497:5: warning: 'page' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/ncsi/ncsi-manage.c: In function 'ncsi_configure_channel': /kisskb/src/net/ncsi/ncsi-manage.c:671:19: warning: 'vid' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/ncsi/ncsi-manage.c:633:6: note: 'vid' was declared here /kisskb/src/drivers/media/i2c/tvp7002.c: In function 'tvp7002_query_dv': /kisskb/src/drivers/media/i2c/tvp7002.c:638:37: warning: 'cpl_msb' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/lib/string.c: In function 'strim': /kisskb/src/lib/string.c:523:8: sorry, unimplemented: inlining failed in call to 'strlen': redefined extern inline functions are not considered for inlining /kisskb/src/lib/string.c:505:7: sorry, unimplemented: called from here make[2]: *** [/kisskb/src/scripts/Makefile.build:265: lib/string.o] Error 1 make[1]: *** [/kisskb/src/Makefile:1650: lib] Error 2 /kisskb/src/net/mac80211/mlme.c: In function 'ieee80211_rx_mgmt_beacon': /kisskb/src/net/mac80211/mlme.c:1576:3: warning: 'pwr_level_cisco' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/mac80211/mlme.c:1533:6: note: 'pwr_level_cisco' was declared here /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/net/tipc/socket.c: In function 'tipc_recvmsg': /kisskb/src/net/tipc/socket.c:1738:27: warning: 'copy' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/nouveau/nvkm/subdev/top/gk104.c: In function 'gk104_top_oneinit': /kisskb/src/drivers/gpu/drm/nouveau/nvkm/subdev/top/gk104.c:92:20: warning: 'inst' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/nouveau/nvkm/subdev/top/gk104.c:77:3: warning: 'type' may be used uninitialized in this function [-Wuninitialized] make: *** [Makefile:179: sub-make] Error 2 Command 'make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-next-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/powerpc-next-rand_powerpc-randconfig_powerpc-gcc4.6 # Build took: 0:02:45.529226