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mm/swapfile.c: remove the extra check in scan_swap_map_slots()

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scan_swap_map_slots() is only called by scan_swap_map() and
get_swap_pages().  Both ensure nr would not exceed SWAP_BATCH.

Just remove it.

Signed-off-by: Wei Yang <richard.weiyang@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Hugh Dickins <hughd@google.com>
Link: http://lkml.kernel.org/r/20200325220309.9803-2-richard.weiyang@gmail.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Wei Yang 2020-06-01 21:48:58 -07:00 committed by Linus Torvalds
parent 08d3090fc8
commit abca1c84b7
1 changed files with 0 additions and 3 deletions
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3
mm/swapfile.c
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@ -740,9 +740,6 @@ static int scan_swap_map_slots(struct swap_info_struct *si,
int latency_ration = LATENCY_LIMIT;
int n_ret = 0;
if (nr > SWAP_BATCH)
nr = SWAP_BATCH;
/*
* We try to cluster swap pages by allocating them sequentially
* in swap. Once we've allocated SWAPFILE_CLUSTER pages this