# git rev-parse -q --verify a2d79c7174aeb43b13020dd53d85a7aefdd9f3e5^{commit} a2d79c7174aeb43b13020dd53d85a7aefdd9f3e5 already have revision, skipping fetch # git checkout -q -f -B kisskb a2d79c7174aeb43b13020dd53d85a7aefdd9f3e5 # git clean -qxdf # < git log -1 # commit a2d79c7174aeb43b13020dd53d85a7aefdd9f3e5 # Merge: 964a4eacef67 a4c0b3decb33 # Author: Linus Torvalds # Date: Sat Jul 13 10:36:53 2019 -0700 # # Merge tag 'for-5.3/io_uring-20190711' of git://git.kernel.dk/linux-block # # Pull io_uring updates from Jens Axboe: # "This contains: # # - Support for recvmsg/sendmsg as first class opcodes. # # I don't envision going much further down this path, as there are # plans in progress to support potentially any system call in an # async fashion through io_uring. But I think it does make sense to # have certain core ops available directly, especially those that can # support a "try this non-blocking" flag/mode. (me) # # - Handle generic short reads automatically. # # This can happen fairly easily if parts of the buffered read is # cached. Since the application needs to issue another request for # the remainder, just do this internally and save kernel/user # roundtrip while providing a nicer more robust API. (me) # # - Support for linked SQEs. # # This allows SQEs to depend on each other, enabling an application # to eg queue a read-from-this-file,write-to-that-file pair. (me) # # - Fix race in stopping SQ thread (Jackie)" # # * tag 'for-5.3/io_uring-20190711' of git://git.kernel.dk/linux-block: # io_uring: fix io_sq_thread_stop running in front of io_sq_thread # io_uring: add support for recvmsg() # io_uring: add support for sendmsg() # io_uring: add support for sqe links # io_uring: punt short reads to async context # uio: make import_iovec()/compat_import_iovec() return bytes on success # < /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 a2d79c7174aeb43b13020dd53d85a7aefdd9f3e5 # < make -s -j 48 ARCH=um O=/kisskb/build/linus_um-allyesconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 allyesconfig # Added to kconfig CONFIG_STANDALONE=y # Added to kconfig CONFIG_KCOV=n # Added to kconfig CONFIG_GCC_PLUGINS=n # Added to kconfig CONFIG_GCC_PLUGIN_CYC_COMPLEXITY=n # Added to kconfig CONFIG_GCC_PLUGIN_SANCOV=n # Added to kconfig CONFIG_GCC_PLUGIN_LATENT_ENTROPY=n # Added to kconfig CONFIG_GCC_PLUGIN_STRUCTLEAK=n # Added to kconfig CONFIG_GCC_PLUGIN_RANDSTRUCT=n # Added to kconfig CONFIG_UML_NET=n # Added to kconfig CONFIG_UML_NET_ETHERTAP=n # Added to kconfig CONFIG_UML_NET_TUNTAP=n # Added to kconfig CONFIG_UML_NET_SLIP=n # Added to kconfig CONFIG_UML_NET_DAEMON=n # Added to kconfig CONFIG_UML_NET_VDE=n # Added to kconfig CONFIG_UML_NET_MCAST=n # Added to kconfig CONFIG_UML_NET_PCAP=n # Added to kconfig CONFIG_UML_NET_SLIRP=n # Added to kconfig CONFIG_GCOV_KERNEL=n # yes \n | make -s -j 48 ARCH=um O=/kisskb/build/linus_um-allyesconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 oldconfig yes: standard output: Broken pipe # make -s -j 48 ARCH=um O=/kisskb/build/linus_um-allyesconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 /kisskb/src/arch/um/os-Linux/signal.c: In function 'timer_real_alarm_handler': /kisskb/src/arch/um/os-Linux/signal.c:93:1: warning: the frame size of 2960 bytes is larger than 2048 bytes [-Wframe-larger-than=] } ^ /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 2976 bytes is larger than 2048 bytes [-Wframe-larger-than=] } ^ /kisskb/src/security/apparmor/policy_unpack.c: In function 'unpack_profile': /kisskb/src/security/apparmor/policy_unpack.c:523:9: warning: 'pos' may be used uninitialized in this function [-Wmaybe-uninitialized] str[pos] = ':'; ^ /kisskb/src/security/apparmor/policy_unpack.c:494:14: note: 'pos' was declared here int c, j, pos, size2 = unpack_strdup(e, &str, NULL); ^ /kisskb/src/lib/lz4/lz4hc_compress.c: In function 'LZ4HC_compress_generic': /kisskb/src/lib/lz4/lz4hc_compress.c:579:1: warning: the frame size of 2144 bytes is larger than 2048 bytes [-Wframe-larger-than=] } ^ /kisskb/src/drivers/misc/lkdtm/bugs.c: In function 'lkdtm_UNSET_SMEP': /kisskb/src/drivers/misc/lkdtm/bugs.c:279:8: error: implicit declaration of function 'native_read_cr4' [-Werror=implicit-function-declaration] cr4 = native_read_cr4(); ^ /kisskb/src/drivers/misc/lkdtm/bugs.c:281:13: error: 'X86_CR4_SMEP' undeclared (first use in this function) if ((cr4 & X86_CR4_SMEP) != X86_CR4_SMEP) { ^ /kisskb/src/drivers/misc/lkdtm/bugs.c:281:13: note: each undeclared identifier is reported only once for each function it appears in /kisskb/src/drivers/misc/lkdtm/bugs.c:288:2: error: implicit declaration of function 'native_write_cr4' [-Werror=implicit-function-declaration] native_write_cr4(cr4); ^ cc1: some warnings being treated as errors make[4]: *** [/kisskb/src/scripts/Makefile.build:278: drivers/misc/lkdtm/bugs.o] Error 1 make[4]: *** Waiting for unfinished jobs.... make[3]: *** [/kisskb/src/scripts/Makefile.build:498: drivers/misc/lkdtm] Error 2 make[3]: *** Waiting for unfinished jobs.... make[2]: *** [/kisskb/src/scripts/Makefile.build:498: drivers/misc] Error 2 make[2]: *** Waiting for unfinished jobs.... make[1]: *** [/kisskb/src/Makefile:1077: drivers] Error 2 make[1]: *** Waiting for unfinished jobs.... make: *** [Makefile:179: sub-make] Error 2 Command 'make -s -j 48 ARCH=um O=/kisskb/build/linus_um-allyesconfig_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/linus_um-allyesconfig_um-x86_64 # Build took: 0:05:02.814888