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(parent: 654115e) | patch
dmaengine: milbeaut-xdmac: remove redundant irqsave and irqrestore in hardIRQ
authorBarry Song <song.bao.hua@hisilicon.com>
Tue, 27 Oct 2020 21:52:47 +0000 (10:52 +1300)
committerVinod Koul <vkoul@kernel.org>
Mon, 9 Nov 2020 11:55:54 +0000 (17:25 +0530)
commit280e7f90d4520682d0a18b33fa43fd8cccab3439
treeeda903cca9706516a1e3de893df9d92859811318tree | snapshot
parent654115e3f62671a6b8bcee702697dbdfc6fce1a3commit | diff
dmaengine: milbeaut-xdmac: remove redundant irqsave and irqrestore in hardIRQ

Running in hardIRQ, disabling IRQ is redundant since hardIRQ has disabled
IRQ. This patch removes the irqsave and irqstore to save some instruction
cycles.

Signed-off-by: Barry Song <song.bao.hua@hisilicon.com>
Link: https://lore.kernel.org/r/20201027215252.25820-6-song.bao.hua@hisilicon.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
drivers/dma/milbeaut-xdmac.c diff | blob | history
Domain: System / Kernel;