# git rev-parse -q --verify 316346243be6df12799c0b64b788e06bad97c30b^{commit} 316346243be6df12799c0b64b788e06bad97c30b already have revision, skipping fetch # git checkout -q -f -B kisskb 316346243be6df12799c0b64b788e06bad97c30b # git clean -qxdf # < git log -1 # commit 316346243be6df12799c0b64b788e06bad97c30b # Merge: a69ae291e1cc df26327ea097 # Author: Linus Torvalds # Date: Mon Sep 13 10:43:04 2021 -0700 # # Merge branch 'gcc-min-version-5.1' (make gcc-5.1 the minimum version) # # Merge patch series from Nick Desaulniers to update the minimum gcc # version to 5.1. # # This is some of the left-overs from the merge window that I didn't want # to deal with yesterday, so it comes in after -rc1 but was sent before. # # Gcc-4.9 support has been an annoyance for some time, and with -Werror I # had the choice of applying a fairly big patch from Kees Cook to remove a # fair number of initializer warnings (still leaving some), or this patch # series from Nick that just removes the source of the problem. # # The initializer cleanups might still be worth it regardless, but # honestly, I preferred just tackling the problem with gcc-4.9 head-on. # We've been more aggressiuve about no longer having to care about # compilers that were released a long time ago, and I think it's been a # good thing. # # I added a couple of patches on top to sort out a few left-overs now that # we no longer support gcc-4.x. # # As noted by Arnd, as a result of this minimum compiler version upgrade # we can probably change our use of '--std=gnu89' to '--std=gnu11', and # finally start using local loop declarations etc. But this series does # _not_ yet do that. # # Link: https://lore.kernel.org/all/20210909182525.372ee687@canb.auug.org.au/ # Link: https://lore.kernel.org/lkml/CAK7LNASs6dvU6D3jL2GG3jW58fXfaj6VNOe55NJnTB8UPuk2pA@mail.gmail.com/ # Link: https://github.com/ClangBuiltLinux/linux/issues/1438 # # * emailed patches from Nick Desaulniers : # Drop some straggling mentions of gcc-4.9 as being stale # compiler_attributes.h: drop __has_attribute() support for gcc4 # vmlinux.lds.h: remove old check for GCC 4.9 # compiler-gcc.h: drop checks for older GCC versions # Makefile: drop GCC < 5 -fno-var-tracking-assignments workaround # arm64: remove GCC version check for ARCH_SUPPORTS_INT128 # powerpc: remove GCC version check for UPD_CONSTR # riscv: remove Kconfig check for GCC version for ARCH_RV64I # Kconfig.debug: drop GCC 5+ version check for DWARF5 # mm/ksm: remove old GCC 4.9+ check # compiler.h: drop fallback overflow checkers # Documentation: raise minimum supported version of GCC to 5.1 # < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/hppa-linux/bin/hppa-linux-gcc --version # < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/hppa-linux/bin/hppa-linux-ld --version # < git log --format=%s --max-count=1 316346243be6df12799c0b64b788e06bad97c30b # < make -s -j 48 ARCH=parisc O=/kisskb/build/linus_parisc-allmodconfig_parisc-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/hppa-linux/bin/hppa-linux- allmodconfig # Added to kconfig CONFIG_BUILD_DOCSRC=n # Added to kconfig CONFIG_MODULE_SIG=n # Added to kconfig CONFIG_SAMPLES=n # < make -s -j 48 ARCH=parisc O=/kisskb/build/linus_parisc-allmodconfig_parisc-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/hppa-linux/bin/hppa-linux- help # make -s -j 48 ARCH=parisc O=/kisskb/build/linus_parisc-allmodconfig_parisc-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/hppa-linux/bin/hppa-linux- olddefconfig # make -s -j 48 ARCH=parisc O=/kisskb/build/linus_parisc-allmodconfig_parisc-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/hppa-linux/bin/hppa-linux- /kisskb/src/lib/xxhash.c: In function 'xxh64': /kisskb/src/lib/xxhash.c:236:1: error: the frame size of 1624 bytes is larger than 1536 bytes [-Werror=frame-larger-than=] } ^ cc1: all warnings being treated as errors make[2]: *** [/kisskb/src/scripts/Makefile.build:277: lib/xxhash.o] Error 1 make[1]: *** [/kisskb/src/Makefile:1868: lib] Error 2 make[1]: *** Waiting for unfinished jobs.... In file included from /kisskb/src/drivers/net/phy/dp83640.c:23: /kisskb/src/drivers/net/phy/dp83640_reg.h:8: error: "PAGE0" redefined [-Werror] #define PAGE0 0x0000 In file included from /kisskb/src/include/linux/mm_types_task.h:16, from /kisskb/src/include/linux/mm_types.h:5, from /kisskb/src/include/linux/mmzone.h:21, from /kisskb/src/include/linux/gfp.h:6, from /kisskb/src/include/linux/xarray.h:14, from /kisskb/src/include/linux/radix-tree.h:19, from /kisskb/src/include/linux/fs.h:15, from /kisskb/src/include/linux/compat.h:17, from /kisskb/src/include/linux/ethtool.h:17, from /kisskb/src/drivers/net/phy/dp83640.c:11: /kisskb/src/arch/parisc/include/asm/page.h:187: note: this is the location of the previous definition #define PAGE0 ((struct zeropage *)__PAGE_OFFSET) cc1: all warnings being treated as errors make[4]: *** [/kisskb/src/scripts/Makefile.build:277: drivers/net/phy/dp83640.o] Error 1 make[3]: *** [/kisskb/src/scripts/Makefile.build:540: drivers/net/phy] Error 2 make[2]: *** [/kisskb/src/scripts/Makefile.build:540: drivers/net] Error 2 make[2]: *** Waiting for unfinished jobs.... /kisskb/src/drivers/gpu/drm/rockchip/cdn-dp-core.c:1126:12: error: 'cdn_dp_resume' defined but not used [-Werror=unused-function] static int cdn_dp_resume(struct device *dev) ^~~~~~~~~~~~~ cc1: all warnings being treated as errors make[5]: *** [/kisskb/src/scripts/Makefile.build:277: drivers/gpu/drm/rockchip/cdn-dp-core.o] Error 1 make[5]: *** Waiting for unfinished jobs.... make[4]: *** [/kisskb/src/scripts/Makefile.build:540: drivers/gpu/drm/rockchip] Error 2 make[4]: *** Waiting for unfinished jobs.... /kisskb/src/drivers/spi/spi-tegra20-slink.c:1200:12: error: 'tegra_slink_runtime_resume' defined but not used [-Werror=unused-function] static int tegra_slink_runtime_resume(struct device *dev) ^~~~~~~~~~~~~~~~~~~~~~~~~~ /kisskb/src/drivers/spi/spi-tegra20-slink.c:1188:12: error: 'tegra_slink_runtime_suspend' defined but not used [-Werror=unused-function] static int tegra_slink_runtime_suspend(struct device *dev) ^~~~~~~~~~~~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors make[3]: *** [/kisskb/src/scripts/Makefile.build:277: drivers/spi/spi-tegra20-slink.o] Error 1 make[2]: *** [/kisskb/src/scripts/Makefile.build:540: drivers/spi] Error 2 /kisskb/src/drivers/scsi/ncr53c8xx.c:8000:26: error: 'retrieve_from_waiting_list' defined but not used [-Werror=unused-function] static struct scsi_cmnd *retrieve_from_waiting_list(int to_remove, struct ncb *np, struct scsi_cmnd *cmd) ^~~~~~~~~~~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors make[3]: *** [/kisskb/src/scripts/Makefile.build:277: drivers/scsi/ncr53c8xx.o] Error 1 make[3]: *** Waiting for unfinished jobs.... make[2]: *** [/kisskb/src/scripts/Makefile.build:540: drivers/scsi] Error 2 /kisskb/src/drivers/gpu/drm/nouveau/nvkm/engine/device/ctrl.c: In function 'nvkm_control_mthd_pstate_info': /kisskb/src/drivers/gpu/drm/nouveau/nvkm/engine/device/ctrl.c:60:21: error: overflow in conversion from 'int' to '__s8' {aka 'signed char'} changes value from '-251' to '5' [-Werror=overflow] args->v0.pwrsrc = -ENOSYS; ^ cc1: all warnings being treated as errors make[5]: *** [/kisskb/src/scripts/Makefile.build:277: drivers/gpu/drm/nouveau/nvkm/engine/device/ctrl.o] Error 1 make[5]: *** Waiting for unfinished jobs.... make[4]: *** [/kisskb/src/scripts/Makefile.build:540: drivers/gpu/drm/nouveau] Error 2 make[3]: *** [/kisskb/src/scripts/Makefile.build:540: drivers/gpu/drm] Error 2 make[2]: *** [/kisskb/src/scripts/Makefile.build:540: drivers/gpu] Error 2 make[1]: *** [/kisskb/src/Makefile:1868: drivers] Error 2 make: *** [Makefile:219: __sub-make] Error 2 Command 'make -s -j 48 ARCH=parisc O=/kisskb/build/linus_parisc-allmodconfig_parisc-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/hppa-linux/bin/hppa-linux- ' returned non-zero exit status 2 # rm -rf /kisskb/build/linus_parisc-allmodconfig_parisc-gcc8 # Build took: 0:09:47.382907