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authorPeter Zijlstra <a.p.zijlstra@chello.nl>2009-05-15 09:19:27 -0400
committerIngo Molnar <mingo@elte.hu>2009-05-15 09:26:56 -0400
commit789f90fcf6b0b54e655740e9396c954378542c79 (patch)
treedccfe1ffac1202729238385923e74a8b5ebab979 /kernel/srcu.c
parent548e1ddf255b4ebfb4ef20c08936fd8d4deb3bd9 (diff)
perf_counter: per user mlock gift
Instead of a per-process mlock gift for perf-counters, use a per-user gift so that there is less of a DoS potential. [ Impact: allow less worst-case unprivileged memory consumption ] Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Paul Mackerras <paulus@samba.org> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> LKML-Reference: <20090515132018.496182835@chello.nl> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/srcu.c')
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