bitmap_unplug actually writes data (bits) to storage, so we shouldn't be
holding a spinlock...
Signed-off-by: Neil Brown <neilb@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
if (conf->seq_flush - conf->seq_write > 0) {
int seq = conf->seq_flush;
+ spin_unlock_irq(&conf->device_lock);
bitmap_unplug(mddev->bitmap);
+ spin_lock_irq(&conf->device_lock);
conf->seq_write = seq;
activate_bit_delay(conf);
}
if (conf->seq_flush - conf->seq_write > 0) {
int seq = conf->seq_flush;
+ spin_unlock_irq(&conf->device_lock);
bitmap_unplug(mddev->bitmap);
+ spin_lock_irq(&conf->device_lock);
conf->seq_write = seq;
activate_bit_delay(conf);
}