diff options
| author | Uros Bizjak <ubizjak@gmail.com> | 2024-10-07 10:43:31 +0200 |
|---|---|---|
| committer | Joerg Roedel <jroedel@suse.de> | 2024-10-15 10:22:37 +0200 |
| commit | 5ce73c524f5fb5abd7b1bfed0115474b4fb437b4 (patch) | |
| tree | 7926e0f22c742cf4bc6e6d913a9757c092b68f76 /rust/helpers/helpers.c | |
| parent | 8e929cb546ee42c9a61d24fae60605e9e3192354 (diff) | |
iommu/amd: Use atomic64_inc_return() in iommu.c
Use atomic64_inc_return(&ref) instead of atomic64_add_return(1, &ref)
to use optimized implementation and ease register pressure around
the primitive for targets that implement optimized variant.
Signed-off-by: Uros Bizjak <ubizjak@gmail.com>
Cc: Joerg Roedel <joro@8bytes.org>
Cc: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>
Cc: Will Deacon <will@kernel.org>
Cc: Robin Murphy <robin.murphy@arm.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Link: https://lore.kernel.org/r/20241007084356.47799-1-ubizjak@gmail.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'rust/helpers/helpers.c')
0 files changed, 0 insertions, 0 deletions