# git rev-parse -q --verify e64997027d5f171148687e58b78c8b3c869a6158^{commit} e64997027d5f171148687e58b78c8b3c869a6158 already have revision, skipping fetch # git checkout -q -f -B kisskb e64997027d5f171148687e58b78c8b3c869a6158 # git clean -qxdf # < git log -1 # commit e64997027d5f171148687e58b78c8b3c869a6158 # Author: Stephen Rothwell # Date: Tue Sep 22 19:45:11 2020 +1000 # # Add linux-next specific files for 20200922 # # Signed-off-by: Stephen Rothwell # < /opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-gcc --version # < /opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-ld --version # < git log --format=%s --max-count=1 e64997027d5f171148687e58b78c8b3c869a6158 # < make -s -j 48 ARCH=um O=/kisskb/build/linux-next_um-defconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 defconfig # < make -s -j 48 ARCH=um O=/kisskb/build/linux-next_um-defconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 help # make -s -j 48 ARCH=um O=/kisskb/build/linux-next_um-defconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 olddefconfig # make -s -j 48 ARCH=um O=/kisskb/build/linux-next_um-defconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 In file included from /kisskb/src/include/linux/highmem.h:12:0, from /kisskb/src/include/linux/pagemap.h:11, from /kisskb/src/include/linux/blkdev.h:14, from /kisskb/src/include/linux/blk-cgroup.h:23, from /kisskb/src/include/linux/writeback.h:14, from /kisskb/src/include/linux/memcontrol.h:22, from /kisskb/src/include/linux/swap.h:9, from /kisskb/src/include/linux/suspend.h:5, from /kisskb/src/init/do_mounts.c:7: /kisskb/src/arch/x86/include/asm/cacheflush.h: In function 'l1d_flush_hw': /kisskb/src/arch/x86/include/asm/cacheflush.h:15:6: error: implicit declaration of function 'static_cpu_has' [-Werror=implicit-function-declaration] if (static_cpu_has(X86_FEATURE_FLUSH_L1D)) { ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:3: error: implicit declaration of function 'wrmsrl' [-Werror=implicit-function-declaration] wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:10: error: 'MSR_IA32_FLUSH_CMD' undeclared (first use in this function) wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:10: note: each undeclared identifier is reported only once for each function it appears in /kisskb/src/arch/x86/include/asm/cacheflush.h:16:30: error: 'L1D_FLUSH' undeclared (first use in this function) wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ In file included from /kisskb/src/include/linux/highmem.h:12:0, from /kisskb/src/arch/um/kernel/skas/uaccess.c:7: /kisskb/src/arch/x86/include/asm/cacheflush.h: In function 'l1d_flush_hw': /kisskb/src/arch/x86/include/asm/cacheflush.h:15:6: error: implicit declaration of function 'static_cpu_has' [-Werror=implicit-function-declaration] if (static_cpu_has(X86_FEATURE_FLUSH_L1D)) { ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:3: error: implicit declaration of function 'wrmsrl' [-Werror=implicit-function-declaration] wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:10: error: 'MSR_IA32_FLUSH_CMD' undeclared (first use in this function) wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:10: note: each undeclared identifier is reported only once for each function it appears in /kisskb/src/arch/x86/include/asm/cacheflush.h:16:30: error: 'L1D_FLUSH' undeclared (first use in this function) wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ In file included from /kisskb/src/include/linux/highmem.h:12:0, from /kisskb/src/include/linux/pagemap.h:11, from /kisskb/src/include/linux/blkdev.h:14, from /kisskb/src/include/linux/blk-cgroup.h:23, from /kisskb/src/include/linux/writeback.h:14, from /kisskb/src/include/linux/memcontrol.h:22, from /kisskb/src/include/linux/tracehook.h:50, from /kisskb/src/arch/um/kernel/process.c:26: /kisskb/src/arch/x86/include/asm/cacheflush.h: In function 'l1d_flush_hw': /kisskb/src/arch/x86/include/asm/cacheflush.h:15:6: error: implicit declaration of function 'static_cpu_has' [-Werror=implicit-function-declaration] if (static_cpu_has(X86_FEATURE_FLUSH_L1D)) { ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:3: error: implicit declaration of function 'wrmsrl' [-Werror=implicit-function-declaration] wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:10: error: 'MSR_IA32_FLUSH_CMD' undeclared (first use in this function) wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:10: note: each undeclared identifier is reported only once for each function it appears in /kisskb/src/arch/x86/include/asm/cacheflush.h:16:30: error: 'L1D_FLUSH' undeclared (first use in this function) wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ In file included from /kisskb/src/include/linux/highmem.h:12:0, from /kisskb/src/include/linux/pagemap.h:11, from /kisskb/src/include/linux/blkdev.h:14, from /kisskb/src/include/linux/blk-cgroup.h:23, from /kisskb/src/include/linux/writeback.h:14, from /kisskb/src/include/linux/memcontrol.h:22, from /kisskb/src/include/linux/tracehook.h:50, from /kisskb/src/arch/um/kernel/ptrace.c:9: /kisskb/src/arch/x86/include/asm/cacheflush.h: In function 'l1d_flush_hw': /kisskb/src/arch/x86/include/asm/cacheflush.h:15:6: error: implicit declaration of function 'static_cpu_has' [-Werror=implicit-function-declaration] if (static_cpu_has(X86_FEATURE_FLUSH_L1D)) { ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:3: error: implicit declaration of function 'wrmsrl' [-Werror=implicit-function-declaration] wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:10: error: 'MSR_IA32_FLUSH_CMD' undeclared (first use in this function) wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:10: note: each undeclared identifier is reported only once for each function it appears in /kisskb/src/arch/x86/include/asm/cacheflush.h:16:30: error: 'L1D_FLUSH' undeclared (first use in this function) wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ cc1: some warnings being treated as errors In file included from /kisskb/src/include/linux/highmem.h:12:0, from /kisskb/src/arch/um/kernel/mem.c:9: /kisskb/src/arch/x86/include/asm/cacheflush.h: In function 'l1d_flush_hw': /kisskb/src/arch/x86/include/asm/cacheflush.h:15:6: error: implicit declaration of function 'static_cpu_has' [-Werror=implicit-function-declaration] if (static_cpu_has(X86_FEATURE_FLUSH_L1D)) { ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:3: error: implicit declaration of function 'wrmsrl' [-Werror=implicit-function-declaration] wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:10: error: 'MSR_IA32_FLUSH_CMD' undeclared (first use in this function) wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:10: note: each undeclared identifier is reported only once for each function it appears in /kisskb/src/arch/x86/include/asm/cacheflush.h:16:30: error: 'L1D_FLUSH' undeclared (first use in this function) wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ make[3]: *** [/kisskb/src/scripts/Makefile.build:283: arch/um/kernel/skas/uaccess.o] Error 1 make[3]: *** Waiting for unfinished jobs.... cc1: some warnings being treated as errors make[2]: *** [/kisskb/src/scripts/Makefile.build:283: arch/um/kernel/ptrace.o] Error 1 make[2]: *** Waiting for unfinished jobs.... cc1: some warnings being treated as errors make[2]: *** [/kisskb/src/scripts/Makefile.build:283: arch/um/kernel/process.o] Error 1 In file included from /kisskb/src/include/linux/highmem.h:12:0, from /kisskb/src/include/linux/pagemap.h:11, from /kisskb/src/include/linux/blkdev.h:14, from /kisskb/src/include/linux/blk-cgroup.h:23, from /kisskb/src/include/linux/writeback.h:14, from /kisskb/src/init/main.c:45: /kisskb/src/arch/x86/include/asm/cacheflush.h: In function 'l1d_flush_hw': /kisskb/src/arch/x86/include/asm/cacheflush.h:15:6: error: implicit declaration of function 'static_cpu_has' [-Werror=implicit-function-declaration] if (static_cpu_has(X86_FEATURE_FLUSH_L1D)) { ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:3: error: implicit declaration of function 'wrmsrl' [-Werror=implicit-function-declaration] wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:10: error: 'MSR_IA32_FLUSH_CMD' undeclared (first use in this function) wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:10: note: each undeclared identifier is reported only once for each function it appears in /kisskb/src/arch/x86/include/asm/cacheflush.h:16:30: error: 'L1D_FLUSH' undeclared (first use in this function) wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ make[2]: *** [/kisskb/src/scripts/Makefile.build:500: arch/um/kernel/skas] Error 2 cc1: some warnings being treated as errors make[2]: *** [/kisskb/src/scripts/Makefile.build:283: arch/um/kernel/mem.o] Error 1 cc1: some warnings being treated as errors make[2]: *** [/kisskb/src/scripts/Makefile.build:283: init/main.o] Error 1 make[2]: *** Waiting for unfinished jobs.... cc1: some warnings being treated as errors make[2]: *** [/kisskb/src/scripts/Makefile.build:283: init/do_mounts.o] Error 1 make[1]: *** [/kisskb/src/Makefile:1792: init] Error 2 make[1]: *** Waiting for unfinished jobs.... In file included from /kisskb/src/include/linux/highmem.h:12:0, from /kisskb/src/include/linux/pagemap.h:11, from /kisskb/src/include/linux/blkdev.h:14, from /kisskb/src/kernel/sched/sched.h:39, from /kisskb/src/kernel/sched/core.c:13: /kisskb/src/arch/x86/include/asm/cacheflush.h: In function 'l1d_flush_hw': /kisskb/src/arch/x86/include/asm/cacheflush.h:15:6: error: implicit declaration of function 'static_cpu_has' [-Werror=implicit-function-declaration] if (static_cpu_has(X86_FEATURE_FLUSH_L1D)) { ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:3: error: implicit declaration of function 'wrmsrl' [-Werror=implicit-function-declaration] wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:10: error: 'MSR_IA32_FLUSH_CMD' undeclared (first use in this function) wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:10: note: each undeclared identifier is reported only once for each function it appears in /kisskb/src/arch/x86/include/asm/cacheflush.h:16:30: error: 'L1D_FLUSH' undeclared (first use in this function) wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ In file included from /kisskb/src/include/linux/highmem.h:12:0, from /kisskb/src/include/linux/pagemap.h:11, from /kisskb/src/include/linux/blkdev.h:14, from /kisskb/src/kernel/sched/sched.h:39, from /kisskb/src/kernel/sched/loadavg.c:9: /kisskb/src/arch/x86/include/asm/cacheflush.h: In function 'l1d_flush_hw': /kisskb/src/arch/x86/include/asm/cacheflush.h:15:6: error: implicit declaration of function 'static_cpu_has' [-Werror=implicit-function-declaration] if (static_cpu_has(X86_FEATURE_FLUSH_L1D)) { ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:3: error: implicit declaration of function 'wrmsrl' [-Werror=implicit-function-declaration] wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:10: error: 'MSR_IA32_FLUSH_CMD' undeclared (first use in this function) wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:10: note: each undeclared identifier is reported only once for each function it appears in /kisskb/src/arch/x86/include/asm/cacheflush.h:16:30: error: 'L1D_FLUSH' undeclared (first use in this function) wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ In file included from /kisskb/src/include/linux/highmem.h:12:0, from /kisskb/src/include/linux/pagemap.h:11, from /kisskb/src/include/linux/blkdev.h:14, from /kisskb/src/kernel/sched/sched.h:39, from /kisskb/src/kernel/sched/clock.c:56: /kisskb/src/arch/x86/include/asm/cacheflush.h: In function 'l1d_flush_hw': /kisskb/src/arch/x86/include/asm/cacheflush.h:15:6: error: implicit declaration of function 'static_cpu_has' [-Werror=implicit-function-declaration] if (static_cpu_has(X86_FEATURE_FLUSH_L1D)) { ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:3: error: implicit declaration of function 'wrmsrl' [-Werror=implicit-function-declaration] wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:10: error: 'MSR_IA32_FLUSH_CMD' undeclared (first use in this function) wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:10: note: each undeclared identifier is reported only once for each function it appears in /kisskb/src/arch/x86/include/asm/cacheflush.h:16:30: error: 'L1D_FLUSH' undeclared (first use in this function) wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ In file included from /kisskb/src/include/linux/highmem.h:12:0, from /kisskb/src/include/linux/pagemap.h:11, from /kisskb/src/include/linux/blkdev.h:14, from /kisskb/src/kernel/sched/sched.h:39, from /kisskb/src/kernel/sched/cputime.c:5: /kisskb/src/arch/x86/include/asm/cacheflush.h: In function 'l1d_flush_hw': /kisskb/src/arch/x86/include/asm/cacheflush.h:15:6: error: implicit declaration of function 'static_cpu_has' [-Werror=implicit-function-declaration] if (static_cpu_has(X86_FEATURE_FLUSH_L1D)) { ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:3: error: implicit declaration of function 'wrmsrl' [-Werror=implicit-function-declaration] wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:10: error: 'MSR_IA32_FLUSH_CMD' undeclared (first use in this function) wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:10: note: each undeclared identifier is reported only once for each function it appears in /kisskb/src/arch/x86/include/asm/cacheflush.h:16:30: error: 'L1D_FLUSH' undeclared (first use in this function) wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ In file included from /kisskb/src/include/linux/highmem.h:12:0, from /kisskb/src/mm/mempool.c:15: /kisskb/src/arch/x86/include/asm/cacheflush.h: In function 'l1d_flush_hw': /kisskb/src/arch/x86/include/asm/cacheflush.h:15:6: error: implicit declaration of function 'static_cpu_has' [-Werror=implicit-function-declaration] if (static_cpu_has(X86_FEATURE_FLUSH_L1D)) { ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:3: error: implicit declaration of function 'wrmsrl' [-Werror=implicit-function-declaration] wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:10: error: 'MSR_IA32_FLUSH_CMD' undeclared (first use in this function) wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:10: note: each undeclared identifier is reported only once for each function it appears in /kisskb/src/arch/x86/include/asm/cacheflush.h:16:30: error: 'L1D_FLUSH' undeclared (first use in this function) wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ In file included from /kisskb/src/include/linux/highmem.h:12:0, from /kisskb/src/include/linux/pagemap.h:11, from /kisskb/src/include/linux/blkdev.h:14, from /kisskb/src/include/linux/blk-cgroup.h:23, from /kisskb/src/include/linux/writeback.h:14, from /kisskb/src/include/linux/memcontrol.h:22, from /kisskb/src/include/linux/swap.h:9, from /kisskb/src/mm/filemap.c:23: /kisskb/src/arch/x86/include/asm/cacheflush.h: In function 'l1d_flush_hw': /kisskb/src/arch/x86/include/asm/cacheflush.h:15:6: error: implicit declaration of function 'static_cpu_has' [-Werror=implicit-function-declaration] if (static_cpu_has(X86_FEATURE_FLUSH_L1D)) { ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:3: error: implicit declaration of function 'wrmsrl' [-Werror=implicit-function-declaration] wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:10: error: 'MSR_IA32_FLUSH_CMD' undeclared (first use in this function) wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:10: note: each undeclared identifier is reported only once for each function it appears in /kisskb/src/arch/x86/include/asm/cacheflush.h:16:30: error: 'L1D_FLUSH' undeclared (first use in this function) wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ /kisskb/src/arch/um/os-Linux/signal.c: In function 'sig_handler_common': /kisskb/src/arch/um/os-Linux/signal.c:51:1: warning: the frame size of 2960 bytes is larger than 1024 bytes [-Wframe-larger-than=] } ^ cc1: some warnings being treated as errors /kisskb/src/arch/um/os-Linux/signal.c: In function 'timer_real_alarm_handler': /kisskb/src/arch/um/os-Linux/signal.c:95:1: warning: the frame size of 2960 bytes is larger than 1024 bytes [-Wframe-larger-than=] } ^ make[3]: *** [/kisskb/src/scripts/Makefile.build:283: kernel/sched/loadavg.o] Error 1 make[3]: *** Waiting for unfinished jobs.... cc1: some warnings being treated as errors make[2]: *** [/kisskb/src/scripts/Makefile.build:283: mm/mempool.o] Error 1 make[2]: *** Waiting for unfinished jobs.... cc1: some warnings being treated as errors cc1: some warnings being treated as errors make[3]: *** [/kisskb/src/scripts/Makefile.build:283: kernel/sched/clock.o] Error 1 make[3]: *** [/kisskb/src/scripts/Makefile.build:283: kernel/sched/core.o] Error 1 cc1: some warnings being treated as errors make[3]: *** [/kisskb/src/scripts/Makefile.build:283: kernel/sched/cputime.o] Error 1 make[2]: *** [/kisskb/src/scripts/Makefile.build:500: kernel/sched] Error 2 make[2]: *** Waiting for unfinished jobs.... cc1: some warnings being treated as errors make[1]: *** [/kisskb/src/Makefile:1792: arch/um/kernel] Error 2 make[2]: *** [/kisskb/src/scripts/Makefile.build:283: mm/filemap.o] Error 1 make[1]: *** [/kisskb/src/Makefile:1792: mm] Error 2 In file included from /kisskb/src/include/linux/highmem.h:12:0, from /kisskb/src/include/linux/pagemap.h:11, from /kisskb/src/include/linux/blkdev.h:14, from /kisskb/src/include/linux/blk-cgroup.h:23, from /kisskb/src/include/linux/writeback.h:14, from /kisskb/src/include/linux/memcontrol.h:22, from /kisskb/src/include/linux/swap.h:9, from /kisskb/src/include/linux/suspend.h:5, from /kisskb/src/kernel/power/process.c:14: /kisskb/src/arch/x86/include/asm/cacheflush.h: In function 'l1d_flush_hw': /kisskb/src/arch/x86/include/asm/cacheflush.h:15:6: error: implicit declaration of function 'static_cpu_has' [-Werror=implicit-function-declaration] if (static_cpu_has(X86_FEATURE_FLUSH_L1D)) { ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:3: error: implicit declaration of function 'wrmsrl' [-Werror=implicit-function-declaration] wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:10: error: 'MSR_IA32_FLUSH_CMD' undeclared (first use in this function) wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:10: note: each undeclared identifier is reported only once for each function it appears in /kisskb/src/arch/x86/include/asm/cacheflush.h:16:30: error: 'L1D_FLUSH' undeclared (first use in this function) wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ In file included from /kisskb/src/include/linux/highmem.h:12:0, from /kisskb/src/include/linux/pagemap.h:11, from /kisskb/src/include/linux/blkdev.h:14, from /kisskb/src/arch/um/drivers/ubd_kern.c:26: /kisskb/src/arch/x86/include/asm/cacheflush.h: In function 'l1d_flush_hw': /kisskb/src/arch/x86/include/asm/cacheflush.h:15:6: error: implicit declaration of function 'static_cpu_has' [-Werror=implicit-function-declaration] if (static_cpu_has(X86_FEATURE_FLUSH_L1D)) { ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:3: error: implicit declaration of function 'wrmsrl' [-Werror=implicit-function-declaration] wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:10: error: 'MSR_IA32_FLUSH_CMD' undeclared (first use in this function) wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ /kisskb/src/arch/x86/include/asm/cacheflush.h:16:10: note: each undeclared identifier is reported only once for each function it appears in /kisskb/src/arch/x86/include/asm/cacheflush.h:16:30: error: 'L1D_FLUSH' undeclared (first use in this function) wrmsrl(MSR_IA32_FLUSH_CMD, L1D_FLUSH); ^ cc1: some warnings being treated as errors make[3]: *** [/kisskb/src/scripts/Makefile.build:283: kernel/power/process.o] Error 1 make[2]: *** [/kisskb/src/scripts/Makefile.build:500: kernel/power] Error 2 cc1: some warnings being treated as errors make[2]: *** [/kisskb/src/scripts/Makefile.build:283: arch/um/drivers/ubd_kern.o] Error 1 make[2]: *** Waiting for unfinished jobs.... make[1]: *** [/kisskb/src/Makefile:1792: kernel] Error 2 make[1]: *** [/kisskb/src/Makefile:1792: arch/um/drivers] Error 2 make: *** [Makefile:185: __sub-make] Error 2 Command 'make -s -j 48 ARCH=um O=/kisskb/build/linux-next_um-defconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 ' returned non-zero exit status 2 # rm -rf /kisskb/build/linux-next_um-defconfig_um-x86_64 # Build took: 0:00:10.279773