# git rev-parse -q --verify 7246f4dcaccc8de76a96a41359d89c3c791579bc^{commit} 7246f4dcaccc8de76a96a41359d89c3c791579bc already have revision, skipping fetch # git checkout -q -f -B kisskb 7246f4dcaccc8de76a96a41359d89c3c791579bc # git clean -qxdf # < git log -1 # commit 7246f4dcaccc8de76a96a41359d89c3c791579bc # Author: Sasha Levin # Date: Fri Nov 12 10:16:02 2021 -0500 # # tools/lib/lockdep: drop liblockdep # # TL;DR: While a tool like liblockdep is useful, it probably doesn't # belong within the kernel tree. # # liblockdep attempts to reuse kernel code both directly (by directly # building the kernel's lockdep code) as well as indirectly (by using # sanitized headers). This makes liblockdep an integral part of the # kernel. # # It also makes liblockdep quite unique: while other userspace code might # use sanitized headers, it generally doesn't attempt to use kernel code # directly which means that changes on the kernel side of things don't # affect (and break) it directly. # # All our workflows and tooling around liblockdep don't support this # uniqueness. Changes that go into the kernel code aren't validated to not # break in-tree userspace code. # # liblockdep ended up being very fragile, breaking over and over, to the # point that living in the same tree as the lockdep code lost most of it's # value. # # liblockdep should continue living in an external tree, syncing with # the kernel often, in a controllable way. # # Signed-off-by: Sasha Levin # Cc: Ingo Molnar # Cc: Peter Zijlstra # Signed-off-by: Linus Torvalds # < /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-gcc --version # < /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-ld --version # < git log --format=%s --max-count=1 7246f4dcaccc8de76a96a41359d89c3c791579bc # < make -s -j 48 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux- randconfig # Added to kconfig CONFIG_PREVENT_FIRMWARE_BUILD=y # < make -s -j 48 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux- help # make -s -j 48 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux- olddefconfig # make -s -j 48 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux- In file included from /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/../lib/gcc/aarch64-buildroot-linux-gnu/5.4.0/plugin/include/tm.h:27, from /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/../lib/gcc/aarch64-buildroot-linux-gnu/5.4.0/plugin/include/gcc-plugin.h:31, from /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/../lib/gcc/aarch64-buildroot-linux-gnu/5.4.0/plugin/include/plugin.h:23, from /kisskb/src/scripts/gcc-plugins/gcc-common.h:9, from /kisskb/src/scripts/gcc-plugins/latent_entropy_plugin.c:78: /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/../lib/gcc/aarch64-buildroot-linux-gnu/5.4.0/plugin/include/config/elfos.h:102:21: warning: invalid suffix on literal; C++11 requires a space between literal and string macro [-Wliteral-suffix] fprintf ((FILE), "%s"HOST_WIDE_INT_PRINT_UNSIGNED"\n",\ ^ /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/../lib/gcc/aarch64-buildroot-linux-gnu/5.4.0/plugin/include/config/elfos.h:170:24: warning: invalid suffix on literal; C++11 requires a space between literal and string macro [-Wliteral-suffix] fprintf ((FILE), ","HOST_WIDE_INT_PRINT_UNSIGNED",%u\n", \ ^ In file included from /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/../lib/gcc/aarch64-buildroot-linux-gnu/5.4.0/plugin/include/tm.h:44, from /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/../lib/gcc/aarch64-buildroot-linux-gnu/5.4.0/plugin/include/gcc-plugin.h:31, from /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/../lib/gcc/aarch64-buildroot-linux-gnu/5.4.0/plugin/include/plugin.h:23, from /kisskb/src/scripts/gcc-plugins/gcc-common.h:9, from /kisskb/src/scripts/gcc-plugins/latent_entropy_plugin.c:78: /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/../lib/gcc/aarch64-buildroot-linux-gnu/5.4.0/plugin/include/defaults.h:126:24: warning: invalid suffix on literal; C++11 requires a space between literal and string macro [-Wliteral-suffix] fprintf ((FILE), ","HOST_WIDE_INT_PRINT_UNSIGNED",%u\n", \ ^ In file included from /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/../lib/gcc/aarch64-buildroot-linux-gnu/5.4.0/plugin/include/tm.h:27, from /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/../lib/gcc/aarch64-buildroot-linux-gnu/5.4.0/plugin/include/gcc-plugin.h:31, from /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/../lib/gcc/aarch64-buildroot-linux-gnu/5.4.0/plugin/include/plugin.h:23, from /kisskb/src/scripts/gcc-plugins/gcc-common.h:9, from /kisskb/src/scripts/gcc-plugins/sancov_plugin.c:22: /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/../lib/gcc/aarch64-buildroot-linux-gnu/5.4.0/plugin/include/config/elfos.h:102:21: warning: invalid suffix on literal; C++11 requires a space between literal and string macro [-Wliteral-suffix] fprintf ((FILE), "%s"HOST_WIDE_INT_PRINT_UNSIGNED"\n",\ ^ /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/../lib/gcc/aarch64-buildroot-linux-gnu/5.4.0/plugin/include/config/elfos.h:170:24: warning: invalid suffix on literal; C++11 requires a space between literal and string macro [-Wliteral-suffix] fprintf ((FILE), ","HOST_WIDE_INT_PRINT_UNSIGNED",%u\n", \ ^ In file included from /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/../lib/gcc/aarch64-buildroot-linux-gnu/5.4.0/plugin/include/tm.h:44, from /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/../lib/gcc/aarch64-buildroot-linux-gnu/5.4.0/plugin/include/gcc-plugin.h:31, from /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/../lib/gcc/aarch64-buildroot-linux-gnu/5.4.0/plugin/include/plugin.h:23, from /kisskb/src/scripts/gcc-plugins/gcc-common.h:9, from /kisskb/src/scripts/gcc-plugins/sancov_plugin.c:22: /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/../lib/gcc/aarch64-buildroot-linux-gnu/5.4.0/plugin/include/defaults.h:126:24: warning: invalid suffix on literal; C++11 requires a space between literal and string macro [-Wliteral-suffix] fprintf ((FILE), ","HOST_WIDE_INT_PRINT_UNSIGNED",%u\n", \ ^ cc1plus: warning: unrecognized command line option '-Wno-format-diag' cc1plus: warning: unrecognized command line option '-Wno-format-diag' warning: ld does not support --fix-cortex-a53-843419; kernel may be susceptible to erratum libbpf.c:47:20: fatal error: libelf.h: No such file or directory compilation terminated. make[6]: *** [/kisskb/src/tools/build/Makefile.build:97: /kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4/kernel/bpf/preload/libbpf/staticobjs/libbpf.o] Error 1 make[6]: *** Waiting for unfinished jobs.... make[5]: *** [Makefile:155: /kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4/kernel/bpf/preload/libbpf/staticobjs/libbpf-in.o] Error 2 make[4]: *** [/kisskb/src/kernel/bpf/preload/Makefile:13: /kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4/kernel/bpf/preload/libbpf/libbpf.a] Error 2 make[3]: *** [/kisskb/src/scripts/Makefile.build:549: kernel/bpf/preload] Error 2 make[2]: *** [/kisskb/src/scripts/Makefile.build:549: kernel/bpf] Error 2 make[2]: *** Waiting for unfinished jobs.... In file included from :0:0: /kisskb/src/drivers/pinctrl/pinctrl-apple-gpio.c: In function 'apple_gpio_irq_unmask': /kisskb/src/include/linux/compiler_types.h:335:38: error: call to '__compiletime_assert_375' declared with attribute error: FIELD_PREP: value too large for the field _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) ^ /kisskb/src/include/linux/compiler_types.h:316:4: note: in definition of macro '__compiletime_assert' prefix ## suffix(); \ ^ /kisskb/src/include/linux/compiler_types.h:335:2: note: in expansion of macro '_compiletime_assert' _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) ^ /kisskb/src/include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) ^ /kisskb/src/include/linux/bitfield.h:49:3: note: in expansion of macro 'BUILD_BUG_ON_MSG' BUILD_BUG_ON_MSG(__builtin_constant_p(_val) ? \ ^ /kisskb/src/include/linux/bitfield.h:94:3: note: in expansion of macro '__BF_FIELD_CHECK' __BF_FIELD_CHECK(_mask, 0ULL, _val, "FIELD_PREP: "); \ ^ /kisskb/src/drivers/pinctrl/pinctrl-apple-gpio.c:294:7: note: in expansion of macro 'FIELD_PREP' FIELD_PREP(REG_GPIOx_MODE, irqtype)); ^ make[3]: *** [/kisskb/src/scripts/Makefile.build:287: drivers/pinctrl/pinctrl-apple-gpio.o] Error 1 make[3]: *** Waiting for unfinished jobs.... make[2]: *** [/kisskb/src/scripts/Makefile.build:549: drivers/pinctrl] Error 2 make[2]: *** Waiting for unfinished jobs.... make[1]: *** [/kisskb/src/Makefile:1850: kernel] Error 2 make[1]: *** Waiting for unfinished jobs.... make[1]: *** [/kisskb/src/Makefile:1850: drivers] Error 2 make: *** [Makefile:219: __sub-make] Error 2 Command 'make -s -j 48 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux- ' returned non-zero exit status 2 # rm -rf /kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4 # Build took: 0:01:45.621383