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| author |   Arnd Bergmann <arnd@arndb.de> | 2011-11-29 14:50:17 +0000 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2011-11-29 14:50:17 +0000 |
| commit | 98014be39bda8277a5ad130bb274ed6eb18b74df (patch) | |
| tree | 974620a47c9350ff9b3c06ffd2b49470bbda72ab /mm/backing-dev.c | |
| parent | Merge branch 'fixes-dss' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into fixes (diff) | |
| parent | ARM: ux500: update defconfig (diff) | |
| download | wireguard-linux-98014be39bda8277a5ad130bb274ed6eb18b74df.tar.xz wireguard-linux-98014be39bda8277a5ad130bb274ed6eb18b74df.zip | |
Merge branch 'defconfigs-for-arnd' of git://git.linaro.org/people/triad/linux-stericsson into fixes
Diffstat (limited to 'mm/backing-dev.c')
| -rw-r--r-- | mm/backing-dev.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/mm/backing-dev.c b/mm/backing-dev.c index a0860640378d..71034f41a2ba 100644 --- a/mm/backing-dev.c +++ b/mm/backing-dev.c @@ -724,6 +724,14 @@ void bdi_destroy(struct backing_dev_info *bdi) bdi_unregister(bdi); + /* + * If bdi_unregister() had already been called earlier, the + * wakeup_timer could still be armed because bdi_prune_sb() + * can race with the bdi_wakeup_thread_delayed() calls from + * __mark_inode_dirty(). + */ + del_timer_sync(&bdi->wb.wakeup_timer); + for (i = 0; i < NR_BDI_STAT_ITEMS; i++) percpu_counter_destroy(&bdi->bdi_stat[i]); |