diff options
| author | Xavier Hernandez <xhernandez@datalab.es> | 2015-07-22 17:08:02 +0200 |
|---|---|---|
| committer | Pranith Kumar Karampuri <pkarampu@redhat.com> | 2015-08-29 03:55:28 -0700 |
| commit | 368f96700ec2868367104f9451c3e1bc38c97c95 (patch) | |
| tree | e39bfc46316a0307b3f92a13f141baff9a9fa1fa /xlators/cluster/ec/src/ec-data.h | |
| parent | 44e58a9385b0661c7015b317669c01c699ee9a3e (diff) | |
cluster/ec: Allow read fops to be processed in parallel
Currently ec only sends a single read request at a time for a given
inode. Since reads do not interfere between them, this patch allows
multiple concurrent read requests to be sent in parallel.
Change-Id: If853430482a71767823f39ea70ff89797019d46b
BUG: 1245689
Signed-off-by: Xavier Hernandez <xhernandez@datalab.es>
Reviewed-on: http://review.gluster.org/11742
Tested-by: NetBSD Build System <jenkins@build.gluster.org>
Reviewed-by: Pranith Kumar Karampuri <pkarampu@redhat.com>
Tested-by: Gluster Build System <jenkins@build.gluster.com>
Diffstat (limited to 'xlators/cluster/ec/src/ec-data.h')
| -rw-r--r-- | xlators/cluster/ec/src/ec-data.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/xlators/cluster/ec/src/ec-data.h b/xlators/cluster/ec/src/ec-data.h index 8a48a7ca824..75ee7ef9c8a 100644 --- a/xlators/cluster/ec/src/ec-data.h +++ b/xlators/cluster/ec/src/ec-data.h @@ -139,9 +139,11 @@ struct _ec_lock { ec_inode_t *ctx; gf_timer_t *timer; + struct list_head owners; /* List of owners of this lock. */ struct list_head waiting; /* Queue of requests being serviced. */ struct list_head frozen; /* Queue of requests that will be serviced in the next unlock/lock cycle. */ + int32_t exclusive; uintptr_t mask; uintptr_t good_mask; uintptr_t healing; @@ -149,9 +151,9 @@ struct _ec_lock int32_t refs_frozen; int32_t inserted; gf_boolean_t acquired; + gf_boolean_t getting_size; gf_boolean_t release; gf_boolean_t query; - ec_fop_data_t *owner; fd_t *fd; loc_t loc; union @@ -185,6 +187,7 @@ struct _ec_fop_data xlator_t *xl; call_frame_t *req_frame; /* frame of the calling xlator */ call_frame_t *frame; /* frame used by this fop */ + struct list_head owner_list; /* member of lock owner list */ struct list_head cbk_list; /* sorted list of groups of answers */ struct list_head answer_list; /* list of answers */ struct list_head pending_list; /* member of ec_t.pending_fops */ |