diff options
| author | Al Viro <viro@zeniv.linux.org.uk> | 2017-04-02 16:33:48 +0200 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2017-04-02 16:33:48 +0200 |
| commit | bee3f412d6fc94011850f16cddce745d529411a5 (patch) | |
| tree | 01b1823a3bc0cb760129ed15f7ec027a36edc48b /mm/percpu.c | |
| parent | generic ...copy_..._user primitives (diff) | |
| parent | parisc: Avoid stalled CPU warnings after system shutdown (diff) | |
| download | linux-bee3f412d6fc94011850f16cddce745d529411a5.tar.xz linux-bee3f412d6fc94011850f16cddce745d529411a5.zip | |
Merge branch 'parisc-4.11-3' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux into uaccess.parisc
Diffstat (limited to 'mm/percpu.c')
| -rw-r--r-- | mm/percpu.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/mm/percpu.c b/mm/percpu.c index 5696039b5c07..60a6488e9e6d 100644 --- a/mm/percpu.c +++ b/mm/percpu.c @@ -1011,8 +1011,11 @@ area_found: mutex_unlock(&pcpu_alloc_mutex); } - if (chunk != pcpu_reserved_chunk) + if (chunk != pcpu_reserved_chunk) { + spin_lock_irqsave(&pcpu_lock, flags); pcpu_nr_empty_pop_pages -= occ_pages; + spin_unlock_irqrestore(&pcpu_lock, flags); + } if (pcpu_nr_empty_pop_pages < PCPU_EMPTY_POP_PAGES_LOW) pcpu_schedule_balance_work(); |