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md/raid5: factor out mark_uptodate from ops_complete_compute5

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ops_complete_compute5 can be reused in the raid6 path if it is updated to
generically handle a second target.

Signed-off-by: Dan Williams <dan.j.williams@intel.com>
This commit is contained in:
Dan Williams
2009-08-29 19:13:11 -07:00
parent cb3c82992f
commit 4e7d2c0aef
1 changed files with 16 additions and 5 deletions
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21
drivers/md/raid5.c
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@@ -623,18 +623,29 @@ static void ops_run_biofill(struct stripe_head *sh)
async_trigger_callback(&submit); async_trigger_callback(&submit);
} }
static void mark_target_uptodate(struct stripe_head *sh, int target)
{
struct r5dev *tgt;
if (target < 0)
return;
tgt = &sh->dev[target];
set_bit(R5_UPTODATE, &tgt->flags);
BUG_ON(!test_bit(R5_Wantcompute, &tgt->flags));
clear_bit(R5_Wantcompute, &tgt->flags);
}
static void ops_complete_compute5(void *stripe_head_ref) static void ops_complete_compute5(void *stripe_head_ref)
{ {
struct stripe_head *sh = stripe_head_ref; struct stripe_head *sh = stripe_head_ref;
int target = sh->ops.target;
struct r5dev *tgt = &sh->dev[target];
pr_debug("%s: stripe %llu\n", __func__, pr_debug("%s: stripe %llu\n", __func__,
(unsigned long long)sh->sector); (unsigned long long)sh->sector);
set_bit(R5_UPTODATE, &tgt->flags); /* mark the computed target as uptodate */
BUG_ON(!test_bit(R5_Wantcompute, &tgt->flags)); mark_target_uptodate(sh, sh->ops.target);
clear_bit(R5_Wantcompute, &tgt->flags);
clear_bit(STRIPE_COMPUTE_RUN, &sh->state); clear_bit(STRIPE_COMPUTE_RUN, &sh->state);
if (sh->check_state == check_state_compute_run) if (sh->check_state == check_state_compute_run)
sh->check_state = check_state_compute_result; sh->check_state = check_state_compute_result;