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Subject[PATCH 5.4 205/408] RDMA/umem: Fix signature of stub ib_umem_find_best_pgsz()
Date
From: Jason Gunthorpe <jgg@nvidia.com>

[ Upstream commit 61690d01db32eb1f94adc9ac2b8bb741d34e4671 ]

The original function returns unsigned long and 0 on failure.

Fixes: 4a35339958f1 ("RDMA/umem: Add API to find best driver supported page size in an MR")
Link: https://lore.kernel.org/r/0-v1-982a13cc5c6d+501ae-fix_best_pgsz_stub_jgg@nvidia.com
Reviewed-by: Gal Pressman <galpress@amazon.com>
Acked-by: Shiraz Saleem <shiraz.saleem@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
include/rdma/ib_umem.h | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/include/rdma/ib_umem.h b/include/rdma/ib_umem.h
index a91b2af64ec47..8e94279af47df 100644
--- a/include/rdma/ib_umem.h
+++ b/include/rdma/ib_umem.h
@@ -95,10 +95,11 @@ static inline int ib_umem_copy_from(void *dst, struct ib_umem *umem, size_t offs
size_t length) {
return -EINVAL;
}
-static inline int ib_umem_find_best_pgsz(struct ib_umem *umem,
- unsigned long pgsz_bitmap,
- unsigned long virt) {
- return -EINVAL;
+static inline unsigned long ib_umem_find_best_pgsz(struct ib_umem *umem,
+ unsigned long pgsz_bitmap,
+ unsigned long virt)
+{
+ return 0;
}

#endif /* CONFIG_INFINIBAND_USER_MEM */
--
2.25.1


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