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Performance micro-optimization: use sg_next_inline() instead of sg_next()

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Now we have sg_next_inline(), so let's use it everywhere.



git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@4761 d57e44dd-8a1f-0410-8b47-8ef2f437770f
This commit is contained in:
Vladislav Bolkhovitin
2013-02-16 04:03:58 +00:00
parent a98e10a13f
commit 8d32ad63a1
3 changed files with 4 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files
scst/include/scst.h
-6
View File
@@ -3737,12 +3737,6 @@ static inline void sg_set_page(struct scatterlist *sg, struct page *page,
sg->length = len;
}
static inline struct scatterlist *sg_next(struct scatterlist *sg)
{
sg++;
return sg;
}
#ifndef for_each_sg
/* See also commit 96b418c960af0d5c7185ff5c4af9376eb37ac9d3 */
#define for_each_sg(sglist, sg, nr, __i) \
scst/src/scst_lib.c
+2 -2
View File
@@ -5768,7 +5768,7 @@ static int sg_copy_elem(struct scatterlist **pdst_sg, size_t *pdst_len,
src_len -= n;
dst_len -= n;
if (dst_len == 0) {
dst_sg = sg_next(dst_sg);
dst_sg = sg_next_inline(dst_sg);
if (dst_sg == NULL)
goto out;
dst_page = sg_page(dst_sg);
@@ -5834,7 +5834,7 @@ static int sg_copy(struct scatterlist *dst_sg, struct scatterlist *src_sg,
if (nents_to_copy == 0)
goto out;
src_sg = sg_next(src_sg);
src_sg = sg_next_inline(src_sg);
} while (src_sg != NULL);
out:
srpt/src/ib_srpt.c
+2 -2
View File
@@ -3001,7 +3001,7 @@ static int srpt_map_sg_to_ib_sge(struct srpt_rdma_ch *ch,
if (tsize > 0) {
++j;
if (j < count) {
cur_sg = sg_next(cur_sg);
cur_sg = sg_next_inline(cur_sg);
dma_len = sg_dma_len(cur_sg);
}
}
@@ -3056,7 +3056,7 @@ static int srpt_map_sg_to_ib_sge(struct srpt_rdma_ch *ch,
if (tsize > 0) {
++j;
if (j < count) {
cur_sg = sg_next(cur_sg);
cur_sg = sg_next_inline(cur_sg);
dma_len = sg_dma_len(cur_sg);
dma_addr =
sg_dma_address(cur_sg);