Re: [PATCH] powerpc/64: Fix an out of date comment about MMIO ordering

2020-07-24 Thread Michael Ellerman
On Thu, 16 Jul 2020 12:38:20 -0700, Palmer Dabbelt wrote: > This primitive has been renamed, but because it was spelled incorrectly in the > first place it must have escaped the fixup patch. As far as I can tell this > logic is still correct: smp_mb__after_spinlock() uses the default smp_mb() >

Re: [PATCH] powerpc/64: Fix an out of date comment about MMIO ordering

2020-07-16 Thread Benjamin Herrenschmidt
On Thu, 2020-07-16 at 12:38 -0700, Palmer Dabbelt wrote: > From: Palmer Dabbelt > > This primitive has been renamed, but because it was spelled incorrectly in the > first place it must have escaped the fixup patch. As far as I can tell this > logic is still correct: smp_mb__after_spinlock()

[PATCH] powerpc/64: Fix an out of date comment about MMIO ordering

2020-07-16 Thread Palmer Dabbelt
From: Palmer Dabbelt This primitive has been renamed, but because it was spelled incorrectly in the first place it must have escaped the fixup patch. As far as I can tell this logic is still correct: smp_mb__after_spinlock() uses the default smp_mb() implementation, which is "sync" rather than