Buildresult: linus/sh-allnoconfig/sh4-gcc4.6 built on Jan 15 2019, 18:21
kisskb
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Status:
OK
Date/Time:
Jan 15 2019, 18:21
Duration:
0:00:18.034691
Builder:
ka1
Revision:
sbitmap: Protect swap_lock from hardirq (
fe76fc6aaf538df27708ffa3e5d549a6c8e16142)
Target:
linus/sh-allnoconfig/sh4-gcc4.6
Branch:
linus
Compiler:
sh4-gcc4.6
(sh4-linux-gcc (GCC) 4.6.3 / GNU ld (GNU Binutils) 2.22)
Config:
allnoconfig
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Log:
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Possible warnings (12)
<stdin>:1318:2: warning: #warning syscall pkey_mprotect not implemented [-Wcpp] <stdin>:1321:2: warning: #warning syscall pkey_alloc not implemented [-Wcpp] <stdin>:1324:2: warning: #warning syscall pkey_free not implemented [-Wcpp] <stdin>:1327:2: warning: #warning syscall statx not implemented [-Wcpp] <stdin>:1333:2: warning: #warning syscall io_pgetevents not implemented [-Wcpp] <stdin>:1336:2: warning: #warning syscall rseq not implemented [-Wcpp] arch/sh/kernel/cpu/sh2/../../entry-common.S:385: Warning: overflow in branch to syscall_exit_work; converted into longer instruction sequence arch/sh/kernel/cpu/sh2/../../entry-common.S:388: Warning: overflow in branch to syscall_exit_work; converted into longer instruction sequence kernel/printk/printk.c:186:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] drivers/sh/clk/cpg.c:41:2: warning: passing argument 1 of 'ioread8' discards 'const' qualifier from pointer target type [enabled by default] drivers/sh/clk/cpg.c:46:2: warning: passing argument 1 of 'ioread16' discards 'const' qualifier from pointer target type [enabled by default] drivers/sh/clk/cpg.c:51:2: warning: passing argument 1 of 'ioread32' discards 'const' qualifier from pointer target type [enabled by default]
Full Log
# git rev-parse -q --verify fe76fc6aaf538df27708ffa3e5d549a6c8e16142^{commit} fe76fc6aaf538df27708ffa3e5d549a6c8e16142 already have revision, skipping fetch # git checkout -q -f -B kisskb fe76fc6aaf538df27708ffa3e5d549a6c8e16142 # git clean -qxdf # < git log -1 # commit fe76fc6aaf538df27708ffa3e5d549a6c8e16142 # Author: Ming Lei <ming.lei@redhat.com> # Date: Tue Jan 15 11:59:52 2019 +0800 # # sbitmap: Protect swap_lock from hardirq # # Because we may call blk_mq_get_driver_tag() directly from # blk_mq_dispatch_rq_list() without holding any lock, then HARDIRQ may # come and the above DEADLOCK is triggered. # # Commit ab53dcfb3e7b ("sbitmap: Protect swap_lock from hardirq") tries to # fix this issue by using 'spin_lock_bh', which isn't enough because we # complete request from hardirq context direclty in case of multiqueue. # # Cc: Clark Williams <williams@redhat.com> # Fixes: ab53dcfb3e7b ("sbitmap: Protect swap_lock from hardirq") # Cc: Jens Axboe <axboe@kernel.dk> # Cc: Ming Lei <ming.lei@redhat.com> # Cc: Guenter Roeck <linux@roeck-us.net> # Cc: Steven Rostedt (VMware) <rostedt@goodmis.org> # Signed-off-by: Ming Lei <ming.lei@redhat.com> # Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> # < /opt/cross/kisskb/gcc-4.6.3-nolibc/sh4-linux/bin/sh4-linux-gcc --version # < /opt/cross/kisskb/gcc-4.6.3-nolibc/sh4-linux/bin/sh4-linux-ld --version # < git log --format=%s --max-count=1 fe76fc6aaf538df27708ffa3e5d549a6c8e16142 # < make -s -j 8 ARCH=sh O=/kisskb/build/linus_sh-allnoconfig_sh4 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/sh4-linux/bin/sh4-linux- allnoconfig # make -s -j 8 ARCH=sh O=/kisskb/build/linus_sh-allnoconfig_sh4 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/sh4-linux/bin/sh4-linux- Generating include/generated/machtypes.h <stdin>:1318:2: warning: #warning syscall pkey_mprotect not implemented [-Wcpp] <stdin>:1321:2: warning: #warning syscall pkey_alloc not implemented [-Wcpp] <stdin>:1324:2: warning: #warning syscall pkey_free not implemented [-Wcpp] <stdin>:1327:2: warning: #warning syscall statx not implemented [-Wcpp] <stdin>:1333:2: warning: #warning syscall io_pgetevents not implemented [-Wcpp] <stdin>:1336:2: warning: #warning syscall rseq not implemented [-Wcpp] /kisskb/src/arch/sh/kernel/cpu/sh2/../../entry-common.S: Assembler messages: /kisskb/src/arch/sh/kernel/cpu/sh2/../../entry-common.S:385: Warning: overflow in branch to syscall_exit_work; converted into longer instruction sequence /kisskb/src/arch/sh/kernel/cpu/sh2/../../entry-common.S:388: Warning: overflow in branch to syscall_exit_work; converted into longer instruction sequence /kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl': /kisskb/src/kernel/printk/printk.c:186:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/sh/clk/cpg.c: In function 'r8': /kisskb/src/drivers/sh/clk/cpg.c:41:2: warning: passing argument 1 of 'ioread8' discards 'const' qualifier from pointer target type [enabled by default] /kisskb/src/include/asm-generic/iomap.h:29:21: note: expected 'void *' but argument is of type 'const void *' /kisskb/src/drivers/sh/clk/cpg.c: In function 'r16': /kisskb/src/drivers/sh/clk/cpg.c:46:2: warning: passing argument 1 of 'ioread16' discards 'const' qualifier from pointer target type [enabled by default] /kisskb/src/include/asm-generic/iomap.h:30:21: note: expected 'void *' but argument is of type 'const void *' /kisskb/src/drivers/sh/clk/cpg.c: In function 'r32': /kisskb/src/drivers/sh/clk/cpg.c:51:2: warning: passing argument 1 of 'ioread32' discards 'const' qualifier from pointer target type [enabled by default] /kisskb/src/include/asm-generic/iomap.h:32:21: note: expected 'void *' but argument is of type 'const void *' Kernel: arch/sh/boot/zImage is ready Completed OK # rm -rf /kisskb/build/linus_sh-allnoconfig_sh4 # Build took: 0:00:18.034691
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