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(parent: cce60ed) | patch
perf trace: Add support for syscalls vs raw_syscalls
authorDavid Ahern <dsahern@gmail.com>
Thu, 5 Dec 2013 02:41:39 +0000 (19:41 -0700)
committerArnaldo Carvalho de Melo <acme@redhat.com>
Thu, 5 Dec 2013 13:05:45 +0000 (10:05 -0300)
commitb639fe31c455034b658fdcddf4e95c6a9edbfde3
treec83ff78b2785e7598f2175890e723c8783e454b1tree | snapshot
parentcce60ed570aa67bb64431bdbcbb21b04809158f3commit | diff
perf trace: Add support for syscalls vs raw_syscalls

Older kernels (e.g., RHEL6) do system call tracing via
syscalls:sys_{enter,exit} rather than raw_syscalls. Update perf-trace to
detect lack of raw_syscalls support and try syscalls.

Signed-off-by: David Ahern <dsahern@gmail.com>
Link: http://lkml.kernel.org/r/1386211302-31303-2-git-send-email-dsahern@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
tools/perf/builtin-trace.c diff | blob | history
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