# git rev-parse -q --verify 14e3e989f6a5d9646b6cf60690499cc8bdc11f7d^{commit} 14e3e989f6a5d9646b6cf60690499cc8bdc11f7d already have revision, skipping fetch # git checkout -q -f -B kisskb 14e3e989f6a5d9646b6cf60690499cc8bdc11f7d # git clean -qxdf # < git log -1 # commit 14e3e989f6a5d9646b6cf60690499cc8bdc11f7d # Author: Linus Torvalds # Date: Sun Dec 27 10:56:33 2020 -0800 # # proc mountinfo: make splice available again # # Since commit 36e2c7421f02 ("fs: don't allow splice read/write without # explicit ops") we've required that file operation structures explicitly # enable splice support, rather than falling back to the default handlers. # # Most /proc files use the indirect 'struct proc_ops' to describe their # file operations, and were fixed up to support splice earlier in commits # 40be821d627c..b24c30c67863, but the mountinfo files interact with the # VFS directly using their own 'struct file_operations' and got missed as # a result. # # This adds the necessary support for splice to work for /proc/*/mountinfo # and friends. # # Reported-by: Joan Bruguera Micó # Reported-by: Jussi Kivilinna # Link: https://bugzilla.kernel.org/show_bug.cgi?id=209971 # Cc: Greg Kroah-Hartman # Cc: Christoph Hellwig # Signed-off-by: Linus Torvalds # < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version # < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-ld --version # < git log --format=%s --max-count=1 14e3e989f6a5d9646b6cf60690499cc8bdc11f7d # < make -s -j 48 ARCH=powerpc O=/kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux- randconfig KCONFIG_SEED=0x44AAED7B # 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 # < make -s -j 48 ARCH=powerpc O=/kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux- help # make -s -j 48 ARCH=powerpc O=/kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux- olddefconfig .config:4848:warning: override: reassigning to symbol CPU_BIG_ENDIAN .config:4848:warning: override: CPU_BIG_ENDIAN changes choice state .config:4850:warning: override: reassigning to symbol PPC_DISABLE_WERROR .config:4852:warning: override: reassigning to symbol PREVENT_FIRMWARE_BUILD .config:4855:warning: override: reassigning to symbol LD_HEAD_STUB_CATCH .config:4857:warning: override: reassigning to symbol UBSAN # make -s -j 48 ARCH=powerpc O=/kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux- /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] smp_send_nmi_ipi(c, wd_lockup_ipi, 1000000); ^ cc1: some warnings being treated as errors make[3]: *** [/kisskb/src/scripts/Makefile.build:279: arch/powerpc/kernel/watchdog.o] Error 1 make[3]: *** Waiting for unfinished jobs.... make[2]: *** [/kisskb/src/scripts/Makefile.build:496: arch/powerpc/kernel] Error 2 make[2]: *** Waiting for unfinished jobs.... make[1]: *** [/kisskb/src/Makefile:1805: arch/powerpc] Error 2 make[1]: *** Waiting for unfinished jobs.... /kisskb/src/drivers/crypto/sa2ul.c: In function 'sa_aes_cbc_setkey': /kisskb/src/drivers/crypto/sa2ul.c:932:9: warning: missing braces around initializer [-Wmissing-braces] struct algo_data ad = { 0 }; ^ /kisskb/src/drivers/crypto/sa2ul.c:932:9: warning: (near initialization for 'ad.enc_eng') [-Wmissing-braces] /kisskb/src/drivers/crypto/sa2ul.c: In function 'sa_aes_ecb_setkey': /kisskb/src/drivers/crypto/sa2ul.c:952:9: warning: missing braces around initializer [-Wmissing-braces] struct algo_data ad = { 0 }; ^ /kisskb/src/drivers/crypto/sa2ul.c:952:9: warning: (near initialization for 'ad.enc_eng') [-Wmissing-braces] /kisskb/src/drivers/crypto/sa2ul.c: In function 'sa_3des_cbc_setkey': /kisskb/src/drivers/crypto/sa2ul.c:970:9: warning: missing braces around initializer [-Wmissing-braces] struct algo_data ad = { 0 }; ^ /kisskb/src/drivers/crypto/sa2ul.c:970:9: warning: (near initialization for 'ad.enc_eng') [-Wmissing-braces] /kisskb/src/drivers/crypto/sa2ul.c: In function 'sa_3des_ecb_setkey': /kisskb/src/drivers/crypto/sa2ul.c:984:9: warning: missing braces around initializer [-Wmissing-braces] struct algo_data ad = { 0 }; ^ /kisskb/src/drivers/crypto/sa2ul.c:984:9: warning: (near initialization for 'ad.enc_eng') [-Wmissing-braces] /kisskb/src/drivers/crypto/sa2ul.c: In function 'sa_sha1_cra_init': /kisskb/src/drivers/crypto/sa2ul.c:1606:9: warning: missing braces around initializer [-Wmissing-braces] struct algo_data ad = { 0 }; ^ /kisskb/src/drivers/crypto/sa2ul.c:1606:9: warning: (near initialization for 'ad.enc_eng') [-Wmissing-braces] /kisskb/src/drivers/crypto/sa2ul.c: In function 'sa_sha256_cra_init': /kisskb/src/drivers/crypto/sa2ul.c:1622:9: warning: missing braces around initializer [-Wmissing-braces] struct algo_data ad = { 0 }; ^ /kisskb/src/drivers/crypto/sa2ul.c:1622:9: warning: (near initialization for 'ad.enc_eng') [-Wmissing-braces] /kisskb/src/drivers/crypto/sa2ul.c: In function 'sa_sha512_cra_init': /kisskb/src/drivers/crypto/sa2ul.c:1638:9: warning: missing braces around initializer [-Wmissing-braces] struct algo_data ad = { 0 }; ^ /kisskb/src/drivers/crypto/sa2ul.c:1638:9: warning: (near initialization for 'ad.enc_eng') [-Wmissing-braces] /kisskb/src/drivers/crypto/sa2ul.c: In function 'sa_aead_cbc_sha1_setkey': /kisskb/src/drivers/crypto/sa2ul.c:1867:9: warning: missing braces around initializer [-Wmissing-braces] struct algo_data ad = { 0 }; ^ /kisskb/src/drivers/crypto/sa2ul.c:1867:9: warning: (near initialization for 'ad.enc_eng') [-Wmissing-braces] /kisskb/src/drivers/crypto/sa2ul.c: In function 'sa_aead_cbc_sha256_setkey': /kisskb/src/drivers/crypto/sa2ul.c:1880:9: warning: missing braces around initializer [-Wmissing-braces] struct algo_data ad = { 0 }; ^ /kisskb/src/drivers/crypto/sa2ul.c:1880:9: warning: (near initialization for 'ad.enc_eng') [-Wmissing-braces] make: *** [Makefile:185: __sub-make] Error 2 Command 'make -s -j 48 ARCH=powerpc O=/kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux- ' returned non-zero exit status 2 # rm -rf /kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc4.9 # Build took: 0:02:01.119603