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authorIan Schram <ischram@telenet.be>2009-09-18 21:26:26 +0200
committerIngo Molnar <mingo@elte.hu>2009-09-19 19:32:55 +0200
commitcdf8073d6b2c6c5a3cd6ce0e6c1297157f7f99ba (patch)
treec5b68d4ded3b82a934c7bd25d798b8b3870e5b25 /Documentation
parentec60a3fe478c0fc6d109eb5840b435ecee4d132b (diff)
perf_counter: Fix perf_copy_attr() pointer arithmetic
There is still some weird code in per_copy_attr(). Which supposedly checks that all bytes trailing a struct are zero. It doesn't seem to get pointer arithmetic right. Since it increments an iterating pointer by sizeof(unsigned long) rather than 1. Signed-off-by: Ian Schram <ischram@telenet.be> [ v2: clean up the messy PTR_ALIGN logic as well. ] Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: <stable@kernel.org> # for v2.6.31.x LKML-Reference: <4AB3DEE2.3030600@telenet.be> Signed-off-by: Ingo Molnar <mingo@elte.hu>
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