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mm/swapfile.c: remove the unnecessary goto for SSD case 

Now we can see there is redundant goto for SSD case.  In these two places,
we can just let the code walk through to the correct tag instead of
explicitly jump to it.

Let's remove them for better readability.

Signed-off-by: Wei Yang <richard.weiyang@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Tim Chen <tim.c.chen@linux.intel.com>
Link: http://lkml.kernel.org/r/20200328060520.31449-4-richard.weiyang@gmail.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Wei Yang 2020-06-01 21:48:52 -07:00 committed by Linus Torvalds
parent f4eaf51a72
commit bd2d18da4a
1 changed files with 1 additions and 5 deletions
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6
mm/swapfile.c
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@ -759,9 +759,7 @@ static int scan_swap_map_slots(struct swap_info_struct *si,
/* SSD algorithm */
if (si->cluster_info) {
if (scan_swap_map_try_ssd_cluster(si, &offset, &scan_base))
goto checks;
else
if (!scan_swap_map_try_ssd_cluster(si, &offset, &scan_base))
goto scan;
} else if (unlikely(!si->cluster_nr--)) {
if (si->pages - si->inuse_pages < SWAPFILE_CLUSTER) {
@ -869,8 +867,6 @@ checks:
if (si->cluster_info) {
if (scan_swap_map_try_ssd_cluster(si, &offset, &scan_base))
goto checks;
else
goto done;
} else if (si->cluster_nr && !si->swap_map[++offset]) {
/* non-ssd case, still more slots in cluster? */
--si->cluster_nr;