powerpc: Create mtmsrd_isync()
authorAnton Blanchard <anton@samba.org>
Thu, 29 Oct 2015 00:43:59 +0000 (11:43 +1100)
committerMichael Ellerman <mpe@ellerman.id.au>
Tue, 1 Dec 2015 02:52:25 +0000 (13:52 +1100)
commit611b0e5c19963374175b39f42117b03ee7573228
tree31a1ae1a8d869e574386650d5ef33e9a200d59be
parentb86fd2bd03021ce906bfa0c1456ec38329e31b30
powerpc: Create mtmsrd_isync()

mtmsrd_isync() will do an mtmsrd followed by an isync on older
processors. On newer processors we avoid the isync via a feature fixup.

Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
arch/powerpc/include/asm/reg.h
arch/powerpc/kernel/process.c