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(parent: 69973b4) | patch
dmaengine: ipu_idmac: remove redundant irqsave and restore in hardIRQ
authorBarry Song <song.bao.hua@hisilicon.com>
Tue, 27 Oct 2020 21:52:43 +0000 (10:52 +1300)
committerVinod Koul <vkoul@kernel.org>
Mon, 9 Nov 2020 11:55:53 +0000 (17:25 +0530)
commitf3b1024908ec02d7af4d01a2659901828844bdd2
treef27bc73672d90e75a623afad72fe090800182208tree | snapshot
parent69973b4895b35a67409c8ce1c3d62090470ef47bcommit | diff
dmaengine: ipu_idmac: remove redundant irqsave and restore 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/20201027215252.25820-2-song.bao.hua@hisilicon.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
drivers/dma/ipu/ipu_idmac.c diff | blob | history
Domain: System / Kernel;