]> git.baikalelectronics.ru Git - kernel.git/commit
dmaengine: ste_dma40: remove redundant irqsave and irqrestore in hardIRQ
authorBarry Song <song.bao.hua@hisilicon.com>
Tue, 27 Oct 2020 21:52:51 +0000 (10:52 +1300)
committerVinod Koul <vkoul@kernel.org>
Mon, 9 Nov 2020 11:55:54 +0000 (17:25 +0530)
commitc0ffbb8690ce0df1a2a2a904ce426d76e655fb69
treee78a69308ff6f22d87ab31cd26c4317ecf4c4a50
parentea77cad9d92834d5bb411821f8e65b447f06d726
dmaengine: ste_dma40: 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>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Cc: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20201027215252.25820-10-song.bao.hua@hisilicon.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
drivers/dma/ste_dma40.c