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(parent: 545df89) | patch
sparc64: Use M7 PMC write on all chips T4 and onward.
authorDavid S. Miller <davem@davemloft.net>
Tue, 21 Apr 2015 20:14:53 +0000 (13:14 -0700)
committerDavid S. Miller <davem@davemloft.net>
Tue, 21 Apr 2015 20:14:53 +0000 (13:14 -0700)
commit8257f7bc7b436fd5c8b2b585bceb1cf6dd27ae45
tree35a484468ae42adb8dc86300688e0d9fdbab5693tree | snapshot
parent545df89b70768c18eebca6b75ba544684b950af8commit | diff
sparc64: Use M7 PMC write on all chips T4 and onward.

They both work equally well, and the M7 implementation is
simpler and cheaper (less register writes).

With help from David Ahern.

Signed-off-by: David S. Miller <davem@davemloft.net>
arch/sparc/kernel/perf_event.c diff | blob | history
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