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[RESEND,2/2] RDMA/mlx5: Fix xlt_chunk_align calculation

Message ID 20210908081849.7948-2-schnelle@linux.ibm.com (mailing list archive)
State Accepted
Delegated to: Jason Gunthorpe
Headers show
Series [RESEND,1/2] RDMA/mlx5: Fix number of allocated XLT entries | expand

Commit Message

Niklas Schnelle Sept. 8, 2021, 8:18 a.m. UTC
The XLT chunk alignment depends on ent_size not sizeof(ent_size) aka
sizeof(size_t).

Cc: stable@vger.kernel.org
Fixes: 8010d74b9965b ("RDMA/mlx5: Split the WR setup out of mlx5_ib_update_xlt()")
Signed-off-by: Niklas Schnelle <schnelle@linux.ibm.com>
---
 drivers/infiniband/hw/mlx5/mr.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/drivers/infiniband/hw/mlx5/mr.c b/drivers/infiniband/hw/mlx5/mr.c
index 19713cdd7b78..061dbee55cac 100644
--- a/drivers/infiniband/hw/mlx5/mr.c
+++ b/drivers/infiniband/hw/mlx5/mr.c
@@ -995,7 +995,7 @@  static struct mlx5_ib_mr *alloc_cacheable_mr(struct ib_pd *pd,
 static void *mlx5_ib_alloc_xlt(size_t *nents, size_t ent_size, gfp_t gfp_mask)
 {
 	const size_t xlt_chunk_align =
-		MLX5_UMR_MTT_ALIGNMENT / sizeof(ent_size);
+		MLX5_UMR_MTT_ALIGNMENT / ent_size;
 	size_t size;
 	void *res = NULL;