Commits
Jacob Shin committed 94f4db35908
perf/x86/amd: Fix AMD NB and L2I "uncore" support Borislav Petkov reported a lockdep splat warning about kzalloc() done in an IPI (hardirq) handler. This is a real bug, do not call kzalloc() in a smp_call_function_single() handler because it can schedule and crash. Reported-by: Borislav Petkov <bp@suse.de> Signed-off-by: Jacob Shin <jacob.shin@amd.com> Tested-by: Borislav Petkov <bp@suse.de> Cc: Borislav Petkov <bp@alien8.de> Cc: <eranian@google.com> Cc: <a.p.zijlstra@chello.nl> Cc: <acme@ghostprotocols.net> Cc: <jolsa@redhat.com> Link: http://lkml.kernel.org/r/20130421180627.GA21049@jshin-Toonie Signed-off-by: Ingo Molnar <mingo@kernel.org>