diff options
| author | Pranith Kumar K <pkarampu@redhat.com> | 2015-06-07 10:24:08 +0530 |
|---|---|---|
| committer | Vijay Bellur <vbellur@redhat.com> | 2015-06-08 22:09:20 -0700 |
| commit | 31866a490edf5b92886accac67eddf78b291d710 (patch) | |
| tree | 3129f4bbb6b33c751d082112f41e05c03d0e30d5 /xlators/cluster/ec/src/ec-common.h | |
| parent | 7ca78f7a6466a0f2ff19caff526f6560b5275f69 (diff) | |
cluster/ec: Prevent double unwind
Problem:
1) ec_access/ec_readlink_/ec_readdir[p] _cbks are trying to recover only from
ENOTCONN.
2) When the fop succeeds it unwinds right away. But when its
ec_fop_manager resumes, if the number of bricks that are up is less than
ec->fragments, the the state machine will resume with -EC_STATE_REPORT which
unwinds again. This will lead to crashes.
Fix:
- If fop fails retry on other subvols, as ESTALE/ENOENT/EBADFD etc are also
recoverable.
- unwind success/failure in _cbks
Change-Id: I2cac3c2f9669a4e6160f1ff4abc39f0299303222
BUG: 1228952
Signed-off-by: Pranith Kumar K <pkarampu@redhat.com>
Reviewed-on: http://review.gluster.org/11111
Reviewed-by: Xavier Hernandez <xhernandez@datalab.es>
Tested-by: Gluster Build System <jenkins@build.gluster.com>
Diffstat (limited to 'xlators/cluster/ec/src/ec-common.h')
| -rw-r--r-- | xlators/cluster/ec/src/ec-common.h | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/xlators/cluster/ec/src/ec-common.h b/xlators/cluster/ec/src/ec-common.h index c0db0218699..e3f01cac26a 100644 --- a/xlators/cluster/ec/src/ec-common.h +++ b/xlators/cluster/ec/src/ec-common.h @@ -75,8 +75,7 @@ typedef enum { #define EC_STATE_HEAL_POST_INODELK_UNLOCK 217 #define EC_STATE_HEAL_DISPATCH 218 -int32_t ec_dispatch_one_retry(ec_fop_data_t * fop, int32_t idx, int32_t op_ret, - int32_t op_errno); +int32_t ec_dispatch_one_retry(ec_fop_data_t *fop, int32_t idx, int32_t op_ret); int32_t ec_dispatch_next(ec_fop_data_t * fop, int32_t idx); void ec_complete(ec_fop_data_t * fop); |