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| author | Dan Williams <dan.j.williams@intel.com> | 2009-09-16 12:24:54 -0700 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2009-09-16 12:24:54 -0700 |
| commit | 6c910a78e495b4c1778a8b136b37fe3c05712730 (patch) | |
| tree | 46bb72265a9ea354e1bb6b043318e93dbf07df5e /drivers/md/raid5.c | |
| parent | 2d6e4ecc87d20299bcb249dd62efbd73496744c3 (diff) | |
| download | linux-6c910a78e495b4c1778a8b136b37fe3c05712730.tar.gz linux-6c910a78e495b4c1778a8b136b37fe3c05712730.tar.bz2 linux-6c910a78e495b4c1778a8b136b37fe3c05712730.zip | |
md/raid6: cleanup ops_run_compute6_2
Neil says:
"It is correct as it stands, but the fact that every branch in
the 'if' part ends with a 'return' isn't immediately obvious,
so it is clearer if we are explicit about the if / then / else
structure."
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/md/raid5.c')
| -rw-r--r-- | drivers/md/raid5.c | 27 |
1 files changed, 15 insertions, 12 deletions
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index 0a5f03d93aef..1898eda60722 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -810,7 +810,7 @@ ops_run_compute6_2(struct stripe_head *sh, struct raid5_percpu *percpu) BUG_ON(!test_bit(R5_Wantcompute, &tgt->flags)); BUG_ON(!test_bit(R5_Wantcompute, &tgt2->flags)); - /* we need to open-code set_syndrome_sources to handle to the + /* we need to open-code set_syndrome_sources to handle the * slot number conversion for 'faila' and 'failb' */ for (i = 0; i < disks ; i++) @@ -879,18 +879,21 @@ ops_run_compute6_2(struct stripe_head *sh, struct raid5_percpu *percpu) return async_gen_syndrome(blocks, 0, count+2, STRIPE_SIZE, &submit); } - } - - init_async_submit(&submit, ASYNC_TX_FENCE, NULL, ops_complete_compute, - sh, to_addr_conv(sh, percpu)); - if (failb == syndrome_disks) { - /* We're missing D+P. */ - return async_raid6_datap_recov(syndrome_disks+2, STRIPE_SIZE, - faila, blocks, &submit); } else { - /* We're missing D+D. */ - return async_raid6_2data_recov(syndrome_disks+2, STRIPE_SIZE, - faila, failb, blocks, &submit); + init_async_submit(&submit, ASYNC_TX_FENCE, NULL, + ops_complete_compute, sh, + to_addr_conv(sh, percpu)); + if (failb == syndrome_disks) { + /* We're missing D+P. */ + return async_raid6_datap_recov(syndrome_disks+2, + STRIPE_SIZE, faila, + blocks, &submit); + } else { + /* We're missing D+D. */ + return async_raid6_2data_recov(syndrome_disks+2, + STRIPE_SIZE, faila, failb, + blocks, &submit); + } } } |