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mm: compaction: change fast_isolate_freepages() to void type

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No caller cares about the return value of fast_isolate_freepages(), void
it.

Link: https://lkml.kernel.org/r/759fca20b22ebf4c81afa30496837b9e0fb2e53b.1685018752.git.baolin.wang@linux.alibaba.com
Signed-off-by: Baolin Wang <baolin.wang@linux.alibaba.com>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Cc: Mel Gorman <mgorman@techsingularity.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Baolin Wang 2023-05-25 20:53:57 +08:00 committed by Andrew Morton
parent 75990f6459
commit 2dbd90054f
1 changed files with 3 additions and 5 deletions
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8
mm/compaction.c
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@ -1413,8 +1413,7 @@ static int next_search_order(struct compact_control *cc, int order)
return order; return order;
} }
static unsigned long static void fast_isolate_freepages(struct compact_control *cc)
fast_isolate_freepages(struct compact_control *cc)
{ {
unsigned int limit = max(1U, freelist_scan_limit(cc) >> 1); unsigned int limit = max(1U, freelist_scan_limit(cc) >> 1);
unsigned int nr_scanned = 0; unsigned int nr_scanned = 0;
@ -1427,7 +1426,7 @@ fast_isolate_freepages(struct compact_control *cc)
/* Full compaction passes in a negative order */ /* Full compaction passes in a negative order */
if (cc->order <= 0) if (cc->order <= 0)
return cc->free_pfn; return;
/* /*
* If starting the scan, use a deeper search and use the highest * If starting the scan, use a deeper search and use the highest
@ -1566,11 +1565,10 @@ fast_isolate_freepages(struct compact_control *cc)
cc->total_free_scanned += nr_scanned; cc->total_free_scanned += nr_scanned;
if (!page) if (!page)
return cc->free_pfn; return;
low_pfn = page_to_pfn(page); low_pfn = page_to_pfn(page);
fast_isolate_around(cc, low_pfn); fast_isolate_around(cc, low_pfn);
return low_pfn;
} }
/* /*