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(parent: f3b1024) | patch
dmaengine: ti: k3-udma: remove redundant irqsave and irqrestore in hardIRQ
authorBarry Song <song.bao.hua@hisilicon.com>
Tue, 27 Oct 2020 21:52:44 +0000 (10:52 +1300)
committerVinod Koul <vkoul@kernel.org>
Mon, 9 Nov 2020 11:55:53 +0000 (17:25 +0530)
commite991c06ed714c64d3d79696513370f894a4ab751
tree3c7d01eaea26dfd2ec93c63f3c23a4ab17d12b6ftree | snapshot
parentf3b1024908ec02d7af4d01a2659901828844bdd2commit | diff
dmaengine: ti: k3-udma: 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>
Acked-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Link: https://lore.kernel.org/r/20201027215252.25820-3-song.bao.hua@hisilicon.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
drivers/dma/ti/k3-udma.c diff | blob | history
Domain: System / Kernel;