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| author | Robin Murphy <robin.murphy@arm.com> | 2021-05-21 16:49:39 +0300 |
|---|---|---|
| committer | Joerg Roedel <jroedel@suse.de> | 2021-06-04 18:11:26 +0300 |
| commit | 9197bc958fc98ce17341636b3368f180a23d9653 (patch) | |
| tree | 02cba7f1e3b2ecf37f910ce2cdbbefb80293aabe /tools/perf/util/scripting-engines/trace-event-python.c | |
| parent | 8124c8a6b35386f73523d27eacb71b5364a68c4c (diff) | |
| download | linux-9197bc958fc98ce17341636b3368f180a23d9653.tar.xz | |
iommu/rockchip: Remove redundant DMA syncs
When we allocate new pagetable pages, we don't modify them between the
initial dma_map_single() call and the dma_sync_single_for_device() call
via rk_iommu_flush(), so the latter is entirely pointless.
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Link: https://lore.kernel.org/r/5c29a9ff0a20df0167635b1901f94b5195c1fb28.1621604979.git.robin.murphy@arm.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'tools/perf/util/scripting-engines/trace-event-python.c')
0 files changed, 0 insertions, 0 deletions