Revision 71e7bc2bab77e64882c031c2af943c3256c1adb0 authored by David Carrillo-Cisneros on 17 August 2016, 20:55:04 UTC, committed by Ingo Molnar on 18 August 2016, 08:35:52 UTC
The call to smp_call_function_single in perf_event_read() may fail if an invalid or not online CPU index is passed. Warn user if such bug is present and return error. Signed-off-by: David Carrillo-Cisneros <davidcc@google.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Kan Liang <kan.liang@intel.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Paul Turner <pjt@google.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Vegard Nossum <vegard.nossum@gmail.com> Cc: Vince Weaver <vincent.weaver@maine.edu> Link: http://lkml.kernel.org/r/1471467307-61171-2-git-send-email-davidcc@google.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
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| File | Mode | Size |
|---|---|---|
| partitions | ||
| Kconfig | -rw-r--r-- | 3.7 KB |
| Kconfig.iosched | -rw-r--r-- | 1.6 KB |
| Makefile | -rw-r--r-- | 922 bytes |
| badblocks.c | -rw-r--r-- | 14.1 KB |
| bio-integrity.c | -rw-r--r-- | 14.2 KB |
| bio.c | -rw-r--r-- | 48.4 KB |
| blk-cgroup.c | -rw-r--r-- | 35.8 KB |
| blk-core.c | -rw-r--r-- | 93.0 KB |
| blk-exec.c | -rw-r--r-- | 3.2 KB |
| blk-flush.c | -rw-r--r-- | 15.4 KB |
| blk-integrity.c | -rw-r--r-- | 12.3 KB |
| blk-ioc.c | -rw-r--r-- | 10.2 KB |
| blk-lib.c | -rw-r--r-- | 6.9 KB |
| blk-map.c | -rw-r--r-- | 5.8 KB |
| blk-merge.c | -rw-r--r-- | 18.8 KB |
| blk-mq-cpu.c | -rw-r--r-- | 1.6 KB |
| blk-mq-cpumap.c | -rw-r--r-- | 2.6 KB |
| blk-mq-sysfs.c | -rw-r--r-- | 11.4 KB |
| blk-mq-tag.c | -rw-r--r-- | 17.4 KB |
| blk-mq-tag.h | -rw-r--r-- | 2.6 KB |
| blk-mq.c | -rw-r--r-- | 58.4 KB |
| blk-mq.h | -rw-r--r-- | 3.3 KB |
| blk-settings.c | -rw-r--r-- | 27.0 KB |
| blk-softirq.c | -rw-r--r-- | 4.4 KB |
| blk-sysfs.c | -rw-r--r-- | 18.5 KB |
| blk-tag.c | -rw-r--r-- | 10.0 KB |
| blk-throttle.c | -rw-r--r-- | 42.5 KB |
| blk-timeout.c | -rw-r--r-- | 5.9 KB |
| blk.h | -rw-r--r-- | 9.1 KB |
| bounce.c | -rw-r--r-- | 5.8 KB |
| bsg-lib.c | -rw-r--r-- | 6.0 KB |
| bsg.c | -rw-r--r-- | 22.9 KB |
| cfq-iosched.c | -rw-r--r-- | 127.0 KB |
| cmdline-parser.c | -rw-r--r-- | 4.9 KB |
| compat_ioctl.c | -rw-r--r-- | 20.8 KB |
| deadline-iosched.c | -rw-r--r-- | 11.3 KB |
| elevator.c | -rw-r--r-- | 23.9 KB |
| genhd.c | -rw-r--r-- | 45.0 KB |
| ioctl.c | -rw-r--r-- | 14.6 KB |
| ioprio.c | -rw-r--r-- | 5.1 KB |
| noop-iosched.c | -rw-r--r-- | 2.6 KB |
| partition-generic.c | -rw-r--r-- | 14.7 KB |
| scsi_ioctl.c | -rw-r--r-- | 19.4 KB |
| t10-pi.c | -rw-r--r-- | 4.8 KB |
Computing file changes ...
