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| author | Miaohe Lin <linmiaohe@huawei.com> | 2022-04-29 08:16:18 +0200 |
|---|---|---|
| committer | akpm <akpm@linux-foundation.org> | 2022-04-29 08:16:18 +0200 |
| commit | c036ddffe4acb0a35d2f999e3a655c89c7a5b512 (patch) | |
| tree | ecd6db09741988e2c6ffa885239d7143fae8f7d6 /mm/compaction.c | |
| parent | mm: compaction: clean up comment about suitable migration target recheck (diff) | |
| download | linux-c036ddffe4acb0a35d2f999e3a655c89c7a5b512.tar.xz linux-c036ddffe4acb0a35d2f999e3a655c89c7a5b512.zip | |
mm: compaction: use COMPACT_CLUSTER_MAX in compaction.c
Always use COMPACT_CLUSTER_MAX here as we're doing the compaction. Minor
improvements in readability.
Link: https://lkml.kernel.org/r/20220418141253.24298-7-linmiaohe@huawei.com
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Cc: Charan Teja Kalla <charante@codeaurora.org>
Cc: David Hildenbrand <david@redhat.com>
Cc: Pintu Kumar <pintu@codeaurora.org>
Cc: Vlastimil Babka <vbabka@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/compaction.c')
| -rw-r--r-- | mm/compaction.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/mm/compaction.c b/mm/compaction.c index 97821b7d7a4f..1fc912ec3a98 100644 --- a/mm/compaction.c +++ b/mm/compaction.c @@ -573,7 +573,7 @@ static unsigned long isolate_freepages_block(struct compact_control *cc, * contention, to give chance to IRQs. Abort if fatal signal * pending. */ - if (!(blockpfn % SWAP_CLUSTER_MAX) + if (!(blockpfn % COMPACT_CLUSTER_MAX) && compact_unlock_should_abort(&cc->zone->lock, flags, &locked, cc)) break; @@ -862,7 +862,7 @@ isolate_migratepages_block(struct compact_control *cc, unsigned long low_pfn, * contention, to give chance to IRQs. Abort completely if * a fatal signal is pending. */ - if (!(low_pfn % SWAP_CLUSTER_MAX)) { + if (!(low_pfn % COMPACT_CLUSTER_MAX)) { if (locked) { unlock_page_lruvec_irqrestore(locked, flags); locked = NULL; @@ -1614,7 +1614,7 @@ static void isolate_freepages(struct compact_control *cc) * This can iterate a massively long zone without finding any * suitable migration targets, so periodically check resched. */ - if (!(block_start_pfn % (SWAP_CLUSTER_MAX * pageblock_nr_pages))) + if (!(block_start_pfn % (COMPACT_CLUSTER_MAX * pageblock_nr_pages))) cond_resched(); page = pageblock_pfn_to_page(block_start_pfn, block_end_pfn, @@ -1921,7 +1921,7 @@ static isolate_migrate_t isolate_migratepages(struct compact_control *cc) * many pageblocks unsuitable, so periodically check if we * need to schedule. */ - if (!(low_pfn % (SWAP_CLUSTER_MAX * pageblock_nr_pages))) + if (!(low_pfn % (COMPACT_CLUSTER_MAX * pageblock_nr_pages))) cond_resched(); page = pageblock_pfn_to_page(block_start_pfn, |