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Documentation: Kill all references to mmiowb()
authorWill Deacon <will.deacon@arm.com>
Fri, 22 Feb 2019 16:17:54 +0000 (16:17 +0000)
committerWill Deacon <will.deacon@arm.com>
Mon, 8 Apr 2019 11:00:45 +0000 (12:00 +0100)
commit915530396c788d75c40f200edd67b56ac363c728
tree21ac21eddaa58d2479b08e0f75de3750ff14bc8dtree | snapshot
parentb012980d1c6e27f5c4adf0c19defca8658956820commit | diff
Documentation: Kill all references to mmiowb()

The guarantees provided by mmiowb() are now provided implicitly by
spin_unlock(), so remove all references to this most confusing of
barriers from our Documentation.

Good riddance.

Acked-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Documentation/driver-api/device-io.rst diff | blob | history
Documentation/driver-api/pci/p2pdma.rst diff | blob | history
Documentation/memory-barriers.txt diff | blob | history
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