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 |
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Kconfig | -rw-r--r-- | 1.0 KB |
Makefile | -rw-r--r-- | 509 bytes |
af_rxrpc.c | -rw-r--r-- | 18.2 KB |
ar-internal.h | -rw-r--r-- | 29.3 KB |
call_accept.c | -rw-r--r-- | 11.4 KB |
call_event.c | -rw-r--r-- | 32.5 KB |
call_object.c | -rw-r--r-- | 20.6 KB |
conn_client.c | -rw-r--r-- | 9.6 KB |
conn_event.c | -rw-r--r-- | 9.0 KB |
conn_object.c | -rw-r--r-- | 8.5 KB |
conn_service.c | -rw-r--r-- | 6.2 KB |
input.c | -rw-r--r-- | 19.0 KB |
insecure.c | -rw-r--r-- | 1.9 KB |
key.c | -rw-r--r-- | 29.0 KB |
local_event.c | -rw-r--r-- | 2.7 KB |
local_object.c | -rw-r--r-- | 9.4 KB |
misc.c | -rw-r--r-- | 2.8 KB |
output.c | -rw-r--r-- | 18.2 KB |
peer_event.c | -rw-r--r-- | 6.4 KB |
peer_object.c | -rw-r--r-- | 7.6 KB |
proc.c | -rw-r--r-- | 5.1 KB |
recvmsg.c | -rw-r--r-- | 10.6 KB |
rxkad.c | -rw-r--r-- | 27.9 KB |
security.c | -rw-r--r-- | 3.6 KB |
skbuff.c | -rw-r--r-- | 3.7 KB |
sysctl.c | -rw-r--r-- | 3.7 KB |
utils.c | -rw-r--r-- | 1.4 KB |
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