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| author | Vlastimil Babka <vbabka@suse.cz> | 2021-05-21 01:48:56 +0200 |
|---|---|---|
| committer | Vlastimil Babka <vbabka@suse.cz> | 2021-09-04 01:12:22 +0200 |
| commit | 0e7ac738f785e695acfa1203a87f6a505305542a (patch) | |
| tree | 12f36d1529b366f9291cdcb63c7ed7e86bbf5043 /mm/slub.c | |
| parent | mm, slub: only disable irq with spin_lock in __unfreeze_partials() (diff) | |
| download | linux-0e7ac738f785e695acfa1203a87f6a505305542a.tar.xz linux-0e7ac738f785e695acfa1203a87f6a505305542a.zip | |
mm, slub: don't disable irqs in slub_cpu_dead()
slub_cpu_dead() cleans up for an offlined cpu from another cpu and calls only
functions that are now irq safe, so we don't need to disable irqs anymore.
Signed-off-by: Vlastimil Babka <vbabka@suse.cz>
Diffstat (limited to 'mm/slub.c')
| -rw-r--r-- | mm/slub.c | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/mm/slub.c b/mm/slub.c index c5766e504e73..c4a9b8901576 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -2554,14 +2554,10 @@ static void flush_all(struct kmem_cache *s) static int slub_cpu_dead(unsigned int cpu) { struct kmem_cache *s; - unsigned long flags; mutex_lock(&slab_mutex); - list_for_each_entry(s, &slab_caches, list) { - local_irq_save(flags); + list_for_each_entry(s, &slab_caches, list) __flush_cpu_slab(s, cpu); - local_irq_restore(flags); - } mutex_unlock(&slab_mutex); return 0; } |