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| author | Rob Herring <robh@kernel.org> | 2019-08-27 00:33:12 +0200 |
|---|---|---|
| committer | Rob Herring <robh@kernel.org> | 2019-08-30 16:52:47 +0200 |
| commit | e316f08f1abf5f1116118e25dce7bc3e9ab03246 (patch) | |
| tree | 19678f7ca3a77d23f7fd8ef7d598ca3dd4bf5449 /virt | |
| parent | drm/panfrost: Hold runtime PM reference until jobs complete (diff) | |
| download | linux-e316f08f1abf5f1116118e25dce7bc3e9ab03246.tar.xz linux-e316f08f1abf5f1116118e25dce7bc3e9ab03246.zip | |
drm/panfrost: Remove unnecessary mmu->lock mutex
There's no need to serialize io-pgtable calls and the as_lock is
sufficient to serialize flush operations, so we can remove the per
page table lock.
Fixes: 7282f7645d06 ("drm/panfrost: Implement per FD address spaces")
Suggested-by: Robin Murphy <robin.murphy@arm.com>
Cc: Tomeu Vizoso <tomeu.vizoso@collabora.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
Signed-off-by: Rob Herring <robh@kernel.org>
Acked-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Reviewed-by: Robin Murphy <robin.murphy@arm.com>
Reviewed-by: Steven Price <steven.price@arm.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190826223317.28509-4-robh@kernel.org
Diffstat (limited to 'virt')
0 files changed, 0 insertions, 0 deletions