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btrfs: raid56: catch errors from full_stripe_write 

Add fall-back code to catch failure of full_stripe_write. Proper error
handling from inside run_plug would need more code restructuring as it's
called at arbitrary points by io scheduler.

Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2018-06-29 10:57:10 +02:00
parent 176571a1f6
commit c7b562c548
1 changed files with 4 additions and 1 deletions
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5
fs/btrfs/raid56.c
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@ -1686,8 +1686,11 @@ static void run_plug(struct btrfs_plug_cb *plug)
list_del_init(&cur->plug_list); list_del_init(&cur->plug_list);
if (rbio_is_full(cur)) { if (rbio_is_full(cur)) {
int ret;
/* we have a full stripe, send it down */ /* we have a full stripe, send it down */
full_stripe_write(cur); ret = full_stripe_write(cur);
BUG_ON(ret);
continue; continue;
} }
if (last) { if (last) {