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| author | Marc Zyngier <maz@kernel.org> | 2022-04-19 21:27:55 +0300 |
|---|---|---|
| committer | Marc Zyngier <maz@kernel.org> | 2022-04-20 15:24:44 +0300 |
| commit | 7d26b0516a0df5888fd1486054bc5159f6c0b88f (patch) | |
| tree | 4b334316f4569a701315f196892c861b1b0cf305 /ipc | |
| parent | 9eae588529751f95834bca775b30b66291def7f6 (diff) | |
| download | linux-7d26b0516a0df5888fd1486054bc5159f6c0b88f.tar.xz | |
arm64: Use WFxT for __delay() when possible
Marginally optimise __delay() by using a WFIT/WFET sequence.
It probably is a win if no interrupt fires during the delay.
Signed-off-by: Marc Zyngier <maz@kernel.org>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Link: https://lore.kernel.org/r/20220419182755.601427-11-maz@kernel.org
Diffstat (limited to 'ipc')
0 files changed, 0 insertions, 0 deletions