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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>
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1 changed files with 4 additions and 4 deletions
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@ -573,7 +573,7 @@ static unsigned long isolate_freepages_block(struct compact_control *cc,
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* contention, to give chance to IRQs. Abort if fatal signal
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* contention, to give chance to IRQs. Abort if fatal signal
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* pending.
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* pending.
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*/
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*/
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if (!(blockpfn % SWAP_CLUSTER_MAX)
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if (!(blockpfn % COMPACT_CLUSTER_MAX)
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&& compact_unlock_should_abort(&cc->zone->lock, flags,
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&& compact_unlock_should_abort(&cc->zone->lock, flags,
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&locked, cc))
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&locked, cc))
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break;
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break;
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@ -862,7 +862,7 @@ isolate_migratepages_block(struct compact_control *cc, unsigned long low_pfn,
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* contention, to give chance to IRQs. Abort completely if
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* contention, to give chance to IRQs. Abort completely if
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* a fatal signal is pending.
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* a fatal signal is pending.
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*/
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*/
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if (!(low_pfn % SWAP_CLUSTER_MAX)) {
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if (!(low_pfn % COMPACT_CLUSTER_MAX)) {
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if (locked) {
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if (locked) {
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unlock_page_lruvec_irqrestore(locked, flags);
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unlock_page_lruvec_irqrestore(locked, flags);
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locked = NULL;
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locked = NULL;
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@ -1614,7 +1614,7 @@ static void isolate_freepages(struct compact_control *cc)
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* This can iterate a massively long zone without finding any
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* This can iterate a massively long zone without finding any
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* suitable migration targets, so periodically check resched.
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* suitable migration targets, so periodically check resched.
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*/
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*/
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if (!(block_start_pfn % (SWAP_CLUSTER_MAX * pageblock_nr_pages)))
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if (!(block_start_pfn % (COMPACT_CLUSTER_MAX * pageblock_nr_pages)))
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cond_resched();
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cond_resched();
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page = pageblock_pfn_to_page(block_start_pfn, block_end_pfn,
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page = pageblock_pfn_to_page(block_start_pfn, block_end_pfn,
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@ -1921,7 +1921,7 @@ static isolate_migrate_t isolate_migratepages(struct compact_control *cc)
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* many pageblocks unsuitable, so periodically check if we
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* many pageblocks unsuitable, so periodically check if we
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* need to schedule.
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* need to schedule.
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*/
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*/
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if (!(low_pfn % (SWAP_CLUSTER_MAX * pageblock_nr_pages)))
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if (!(low_pfn % (COMPACT_CLUSTER_MAX * pageblock_nr_pages)))
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cond_resched();
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cond_resched();
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page = pageblock_pfn_to_page(block_start_pfn,
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page = pageblock_pfn_to_page(block_start_pfn,
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