luck/tmp_suning_uos_patched
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Merge branch 'for-2.6.26' of git://neil.brown.name/md

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* 'for-2.6.26' of git://neil.brown.name/md:
  md: ensure all blocks are uptodate or locked when syncing
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Linus Torvalds 2008-07-10 09:49:46 -07:00
commit 2283af5b0b
1 changed files with 1 additions and 6 deletions
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7
drivers/md/raid5.c
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@ -2017,12 +2017,7 @@ static int __handle_issuing_new_read_requests5(struct stripe_head *sh,
*/
s->uptodate++;
return 0; /* uptodate + compute == disks */
} else if ((s->uptodate < disks - 1) &&
test_bit(R5_Insync, &dev->flags)) {
/* Note: we hold off compute operations while checks are
* in flight, but we still prefer 'compute' over 'read'
* hence we only read if (uptodate < * disks-1)
*/
} else if (test_bit(R5_Insync, &dev->flags)) {
set_bit(R5_LOCKED, &dev->flags);
set_bit(R5_Wantread, &dev->flags);
if (!test_and_set_bit(STRIPE_OP_IO, &sh->ops.pending))