# git rev-parse -q --verify fb3fdea450305d932d933d7e75eead0477249d8e^{commit} # git fetch -q -n -f git://gitlab.ozlabs.ibm.com/mirror/linux-kbuild.git for-next # git rev-parse -q --verify fb3fdea450305d932d933d7e75eead0477249d8e^{commit} fb3fdea450305d932d933d7e75eead0477249d8e # git checkout -q -f -B kisskb fb3fdea450305d932d933d7e75eead0477249d8e # git clean -qxdf # < git log -1 # commit fb3fdea450305d932d933d7e75eead0477249d8e # Author: Masahiro Yamada # Date: Thu Aug 19 09:01:14 2021 +0900 # # kbuild: Fix 'no symbols' warning when CONFIG_TRIM_UNUSD_KSYMS=y # # When CONFIG_TRIM_UNUSED_KSYMS is enabled, I see some warnings like this: # # nm: arch/x86/entry/vdso/vdso32/note.o: no symbols # # $NM (both GNU nm and llvm-nm) warns when no symbol is found in the # object. Suppress the stderr. # # Fangrui Song mentioned binutils>=2.37 `nm -q` can be used to suppress # "no symbols" [1], and llvm-nm>=13.0.0 supports -q as well. # # We cannot use it for now, but note it as a TODO. # # [1]: https://sourceware.org/bugzilla/show_bug.cgi?id=27408 # # Fixes: bbda5ec671d3 ("kbuild: simplify dependency generation for CONFIG_TRIM_UNUSED_KSYMS") # Signed-off-by: Masahiro Yamada # Reviewed-by: Nathan Chancellor # Signed-off-by: Masahiro Yamada # < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/s390-linux/bin/s390-linux-gcc --version # < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/s390-linux/bin/s390-linux-ld --version # < git log --format=%s --max-count=1 fb3fdea450305d932d933d7e75eead0477249d8e # < make -s -j 8 ARCH=s390 O=/kisskb/build/kbuild_s390-defconfig_s390x-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/s390-linux/bin/s390-linux- defconfig # < make -s -j 8 ARCH=s390 O=/kisskb/build/kbuild_s390-defconfig_s390x-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/s390-linux/bin/s390-linux- help # make -s -j 8 ARCH=s390 O=/kisskb/build/kbuild_s390-defconfig_s390x-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/s390-linux/bin/s390-linux- olddefconfig # make -s -j 8 ARCH=s390 O=/kisskb/build/kbuild_s390-defconfig_s390x-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/s390-linux/bin/s390-linux- /kisskb/src/security/landlock/ruleset.c: In function 'insert_rule': /kisskb/src/security/landlock/ruleset.c:196:34: warning: passing argument 2 of 'create_rule' from incompatible pointer type new_rule = create_rule(object, &this->layers, this->num_layers, ^ /kisskb/src/security/landlock/ruleset.c:69:30: note: expected 'const struct landlock_layer (* const)[]' but argument is of type 'struct landlock_layer (*)[]' static struct landlock_rule *create_rule( ^ /kisskb/src/security/landlock/ruleset.c: In function 'landlock_insert_rule': /kisskb/src/security/landlock/ruleset.c:240:38: warning: passing argument 3 of 'insert_rule' from incompatible pointer type return insert_rule(ruleset, object, &layers, ARRAY_SIZE(layers)); ^ /kisskb/src/security/landlock/ruleset.c:144:12: note: expected 'const struct landlock_layer (* const)[]' but argument is of type 'struct landlock_layer (*)[1]' static int insert_rule(struct landlock_ruleset *const ruleset, ^ /kisskb/src/security/landlock/ruleset.c: In function 'merge_ruleset': /kisskb/src/security/landlock/ruleset.c:300:47: warning: passing argument 3 of 'insert_rule' from incompatible pointer type err = insert_rule(dst, walker_rule->object, &layers, ^ /kisskb/src/security/landlock/ruleset.c:144:12: note: expected 'const struct landlock_layer (* const)[]' but argument is of type 'struct landlock_layer (*)[1]' static int insert_rule(struct landlock_ruleset *const ruleset, ^ /kisskb/src/security/landlock/ruleset.c: In function 'inherit_ruleset': /kisskb/src/security/landlock/ruleset.c:330:5: warning: passing argument 3 of 'insert_rule' from incompatible pointer type &walker_rule->layers, walker_rule->num_layers); ^ /kisskb/src/security/landlock/ruleset.c:144:12: note: expected 'const struct landlock_layer (* const)[]' but argument is of type 'struct landlock_layer (*)[]' static int insert_rule(struct landlock_ruleset *const ruleset, ^ /kisskb/src/drivers/scsi/Makefile:196: FORCE prerequisite is missing /kisskb/src/net/sched/sch_frag.c: In function 'sch_fragment': /kisskb/src/net/sched/sch_frag.c:93:10: warning: missing braces around initializer [-Wmissing-braces] struct rtable sch_frag_rt = { 0 }; ^ /kisskb/src/net/sched/sch_frag.c:93:10: warning: (near initialization for 'sch_frag_rt.dst') [-Wmissing-braces] /kisskb/src/fs/btrfs/tree-checker.c: In function 'check_root_item': /kisskb/src/fs/btrfs/tree-checker.c:1071:9: warning: missing braces around initializer [-Wmissing-braces] struct btrfs_root_item ri = { 0 }; ^ /kisskb/src/fs/btrfs/tree-checker.c:1071:9: warning: (near initialization for 'ri.inode') [-Wmissing-braces] /kisskb/src/fs/cifs/connect.c: In function 'cifs_mount': /kisskb/src/fs/cifs/connect.c:3466:2: warning: missing braces around initializer [-Wmissing-braces] uuid_t mount_id = {0}; ^ /kisskb/src/fs/cifs/connect.c:3466:2: warning: (near initialization for 'mount_id.b') [-Wmissing-braces] /kisskb/src/net/openvswitch/actions.c: In function 'ovs_fragment': /kisskb/src/net/openvswitch/actions.c:831:10: warning: missing braces around initializer [-Wmissing-braces] struct rtable ovs_rt = { 0 }; ^ /kisskb/src/net/openvswitch/actions.c:831:10: warning: (near initialization for 'ovs_rt.dst') [-Wmissing-braces] Completed OK # rm -rf /kisskb/build/kbuild_s390-defconfig_s390x-gcc4.9 # Build took: 0:06:40.194015