On Tue, Nov 24, 2020 at 10:29 PM Peter Zijlstra wrote:
>
> On Tue, Nov 24, 2020 at 01:43:53PM +, guo...@kernel.org wrote:
> > From: Guo Ren
> >
> > This is prepare for QUEUED_SPINLOCKS which need xchg support short
> > type value.
> > - Remove unused codes (xchg32, xchg64, cmpxchg32 ...)
> >
On Tue, Nov 24, 2020 at 01:43:53PM +, guo...@kernel.org wrote:
> From: Guo Ren
>
> This is prepare for QUEUED_SPINLOCKS which need xchg support short
> type value.
> - Remove unused codes (xchg32, xchg64, cmpxchg32 ...)
> - Combine xchg_relaxed, xchg_acquire, xchg_release into one asm
> -
From: Guo Ren
This is prepare for QUEUED_SPINLOCKS which need xchg support short
type value.
- Remove unused codes (xchg32, xchg64, cmpxchg32 ...)
- Combine xchg_relaxed, xchg_acquire, xchg_release into one asm
- Make atomic.aq/rl with seperated fence acquire & release
Signed-off-by: Guo Ren
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