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| author | Benjamin Tissoires <benjamin.tissoires@redhat.com> | 2019-08-23 12:35:39 +0300 |
|---|---|---|
| committer | Benjamin Tissoires <benjamin.tissoires@redhat.com> | 2019-08-23 12:35:39 +0300 |
| commit | 6f50fa2a6f1395ad5f59ce7b87730f1f3ea19d76 (patch) | |
| tree | f826145c5bf9c502c033e7b67bcefc30eb0f9eee /mm/compaction.c | |
| parent | 5b6cc1277a0536dae20f37d531f29b3416cee670 (diff) | |
| parent | 15d90b242290f228166ea79ee1cc2db6b31a2143 (diff) | |
| download | linux-6f50fa2a6f1395ad5f59ce7b87730f1f3ea19d76.tar.xz | |
Merge branch 'master' into for-5.4/logitech
Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Diffstat (limited to 'mm/compaction.c')
| -rw-r--r-- | mm/compaction.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/mm/compaction.c b/mm/compaction.c index 9e1b9acb116b..952dc2fb24e5 100644 --- a/mm/compaction.c +++ b/mm/compaction.c @@ -842,13 +842,15 @@ isolate_migratepages_block(struct compact_control *cc, unsigned long low_pfn, /* * Periodically drop the lock (if held) regardless of its - * contention, to give chance to IRQs. Abort async compaction - * if contended. + * contention, to give chance to IRQs. Abort completely if + * a fatal signal is pending. */ if (!(low_pfn % SWAP_CLUSTER_MAX) && compact_unlock_should_abort(&pgdat->lru_lock, - flags, &locked, cc)) - break; + flags, &locked, cc)) { + low_pfn = 0; + goto fatal_pending; + } if (!pfn_valid_within(low_pfn)) goto isolate_fail; @@ -1060,6 +1062,7 @@ isolate_abort: trace_mm_compaction_isolate_migratepages(start_pfn, low_pfn, nr_scanned, nr_isolated); +fatal_pending: cc->total_migrate_scanned += nr_scanned; if (nr_isolated) count_compact_events(COMPACTISOLATED, nr_isolated); |