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)
commitdf386375ffa8c2262a52db64a5b6446e11896978
tree35a484468ae42adb8dc86300688e0d9fdbab5693
parent4113756603db46cec464b39100770979e982bd4c
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