diff options
Diffstat (limited to 'drivers/infiniband/sw/rxe/rxe_mr.c')
| -rw-r--r-- | drivers/infiniband/sw/rxe/rxe_mr.c | 22 |
1 files changed, 4 insertions, 18 deletions
diff --git a/drivers/infiniband/sw/rxe/rxe_mr.c b/drivers/infiniband/sw/rxe/rxe_mr.c index 487cefc015b8..1ee5bd8291e5 100644 --- a/drivers/infiniband/sw/rxe/rxe_mr.c +++ b/drivers/infiniband/sw/rxe/rxe_mr.c @@ -278,11 +278,10 @@ out: } /* copy data from a range (vaddr, vaddr+length-1) to or from - * a mr object starting at iova. Compute incremental value of - * crc32 if crcp is not zero. caller must hold a reference to mr + * a mr object starting at iova. */ int rxe_mr_copy(struct rxe_mr *mr, u64 iova, void *addr, int length, - enum rxe_mr_copy_dir dir, u32 *crcp) + enum rxe_mr_copy_dir dir) { int err; int bytes; @@ -292,7 +291,6 @@ int rxe_mr_copy(struct rxe_mr *mr, u64 iova, void *addr, int length, int m; int i; size_t offset; - u32 crc = crcp ? (*crcp) : 0; if (length == 0) return 0; @@ -306,10 +304,6 @@ int rxe_mr_copy(struct rxe_mr *mr, u64 iova, void *addr, int length, memcpy(dest, src, length); - if (crcp) - *crcp = rxe_crc32(to_rdev(mr->ibmr.device), *crcp, dest, - length); - return 0; } @@ -340,10 +334,6 @@ int rxe_mr_copy(struct rxe_mr *mr, u64 iova, void *addr, int length, memcpy(dest, src, bytes); - if (crcp) - crc = rxe_crc32(to_rdev(mr->ibmr.device), crc, dest, - bytes); - length -= bytes; addr += bytes; @@ -358,9 +348,6 @@ int rxe_mr_copy(struct rxe_mr *mr, u64 iova, void *addr, int length, } } - if (crcp) - *crcp = crc; - return 0; err1: @@ -376,8 +363,7 @@ int copy_data( struct rxe_dma_info *dma, void *addr, int length, - enum rxe_mr_copy_dir dir, - u32 *crcp) + enum rxe_mr_copy_dir dir) { int bytes; struct rxe_sge *sge = &dma->sge[dma->cur_sge]; @@ -438,7 +424,7 @@ int copy_data( if (bytes > 0) { iova = sge->addr + offset; - err = rxe_mr_copy(mr, iova, addr, bytes, dir, crcp); + err = rxe_mr_copy(mr, iova, addr, bytes, dir); if (err) goto err2; |