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| author |   Chuck Lever <chuck.lever@oracle.com> | 2021-02-04 11:59:13 -0500 |
|---|---|---|
| committer |   Anna Schumaker <Anna.Schumaker@Netapp.com> | 2021-02-05 11:16:56 -0500 |
| commit | 67b16625d17b7c2e5babbbe817e12ad37c3fe3f4 (patch) | |
| tree | 871cb8cf724a497f9d05c34be43cad3ef77c6a20 /net/sunrpc/xprtrdma/frwr_ops.c | |
| parent | xprtrdma: Simplify rpcrdma_convert_kvec() and frwr_map() (diff) | |
| download | linux-dev-67b16625d17b7c2e5babbbe817e12ad37c3fe3f4.tar.xz linux-dev-67b16625d17b7c2e5babbbe817e12ad37c3fe3f4.zip | |
xprtrdma: Refactor invocations of offset_in_page()
Clean up so that offset_in_page() is invoked less often in the
most common case, which is mapping xdr->pages.
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Reviewed-by: Tom Talpey <tom@talpey.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'net/sunrpc/xprtrdma/frwr_ops.c')
| -rw-r--r-- | net/sunrpc/xprtrdma/frwr_ops.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/net/sunrpc/xprtrdma/frwr_ops.c b/net/sunrpc/xprtrdma/frwr_ops.c index 13a50f77dddb..766a1048a48a 100644 --- a/net/sunrpc/xprtrdma/frwr_ops.c +++ b/net/sunrpc/xprtrdma/frwr_ops.c @@ -306,16 +306,14 @@ struct rpcrdma_mr_seg *frwr_map(struct rpcrdma_xprt *r_xprt, if (nsegs > ep->re_max_fr_depth) nsegs = ep->re_max_fr_depth; for (i = 0; i < nsegs;) { - sg_set_page(&mr->mr_sg[i], - seg->mr_page, - seg->mr_len, - offset_in_page(seg->mr_offset)); + sg_set_page(&mr->mr_sg[i], seg->mr_page, + seg->mr_len, seg->mr_offset); ++seg; ++i; if (ep->re_mrtype == IB_MR_TYPE_SG_GAPS) continue; - if ((i < nsegs && offset_in_page(seg->mr_offset)) || + if ((i < nsegs && seg->mr_offset) || offset_in_page((seg-1)->mr_offset + (seg-1)->mr_len)) break; } |