driver core: Replace dev->dma_ops_bypass with dev_dma_ops_bypass()

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In C, bitfields are not necessarily safe to modify from multiple
threads without locking. Switch "dma_ops_bypass" over to the "flags"
field so modifications are safe.

Cc: Christoph Hellwig <hch@lst.de>
Cc: Alexey Kardashevskiy <aik@ozlabs.ru>
Reviewed-by: Rafael J. Wysocki (Intel) <rafael@kernel.org>
Reviewed-by: Danilo Krummrich <dakr@kernel.org>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Acked-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Douglas Anderson <dianders@chromium.org>
Link: https://patch.msgid.link/20260406162231.v5.5.If62b84471ef2c85e7ad250f0468867d6dba965ab@changeid
Signed-off-by: Danilo Krummrich <dakr@kernel.org>

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Douglas Anderson 2026-04-06 16:22:58 -07:00 • committed by Danilo Krummrich

parent d99167df04

commit 9ad67f494b

3 changed files with 12 additions and 15 deletions

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8

arch/powerpc/kernel/dma-iommu.c

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15

include/linux/device.h

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4

kernel/dma/mapping.c

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