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Peter Zijlstra
f6c7d5fe58
Prepare for more generic overflow handling. The new perf_counter_overflow() method will handle the generic bits of the counter overflow, and can return a !0 return value, in which case the counter should be (soft) disabled, so that it won't count until it's properly disabled. XXX: do powerpc and swcounter Signed-off-by: Peter Zijlstra <[email protected]> Cc: Paul Mackerras <[email protected]> Cc: Corey Ashford <[email protected]> LKML-Reference: <[email protected]> Signed-off-by: Ingo Molnar <[email protected]>