glusterfs.git/xlators/features/locks, branch v3.3.0qa39

features/locks: Find parent-entrylk presence in lookup

2012-04-19T05:20:47+00:00

Change-Id: I8fc85676827f26b07bf578ea1152d3e251adb4af
BUG: 765551
Signed-off-by: Pranith Kumar K 
Reviewed-on: http://review.gluster.com/3177
Tested-by: Gluster Build System 
Reviewed-by: Anand Avati

locks, stripe: check if dict is NULL before refing it

2012-04-03T11:20:48+00:00

Change-Id: Ifab58504280ed92e4435f7805052745e56bef5ef
BUG: 808003
Signed-off-by: Raghavendra Bhat 
Reviewed-on: http://review.gluster.com/3073
Tested-by: Gluster Build System 
Reviewed-by: Vijay Bellur

features/locks: INIT the list before insert_merge

2012-03-31T12:17:09+00:00

Change-Id: I1612565e2bbf1811a85341016b86571bdf6e5062
BUG: 805994
Signed-off-by: Pranith Kumar K 
Reviewed-on: http://review.gluster.com/3047
Tested-by: Gluster Build System 
Reviewed-by: Jeff Darcy 
Reviewed-by: Vijay Bellur

features/locks: check whether dict is NULL before refing it

2012-03-29T14:47:11+00:00

Change-Id: I8906b80e584466aceb5a7402e3cee6ac2a552fab
BUG: 808003
Signed-off-by: Raghavendra Bhat 
Reviewed-on: http://review.gluster.com/3036
Tested-by: Gluster Build System 
Reviewed-by: Jeff Darcy

core: adding extra data for fops

2012-03-22T23:40:27+00:00

with this change, the xlator APIs will have a dictionary as extra
argument, which is passed between all the layers. This can be
utilized for overloading in some of the operations.

Change-Id: I58a8186b3ef647650280e63f3e5e9b9de7827b40
Signed-off-by: Amar Tumballi 
BUG: 782265
Reviewed-on: http://review.gluster.com/2960
Tested-by: Gluster Build System 
Reviewed-by: Anand Avati

features/locks: Avoid race in pl_inode_get

2012-03-21T18:16:17+00:00

Change-Id: I6c7b878fb43863137aac6552ee66f091534a6296
BUG: 770080
Signed-off-by: Pranith Kumar K 
Reviewed-on: http://review.gluster.com/2998
Tested-by: Gluster Build System 
Reviewed-by: Anand Avati

features/locks: Avoid race in creating domains

2012-03-21T18:15:15+00:00

Thread:1                 |       Thread:2
-----------------------------------------
1) Does inodelk on inode1| 1) Does inodelk on inode1
2) It tries to get the   | 2) It tries to get the
dom object for the volume| dom object for the volume
volname-replicate-0. But | volname-replicate-0. But
the domain list is empty.| the domain list is empty.
3) Create the new domain |
dom1 and add it to head  |
of the list of domains.  |
4) inodelk happens on    | 3) Create the new domain
dom1 on range r1.        | dom2 and add it to head
                         | of the list of domains.
                         | 4) inodelk happens on dom2 on range r2
5) unlock for r1 comes   | 5) Unlock on r2 succeeds.
on inode1.               |
6) It tries to get the   |
domain, of the inodelk   |
for volume               |
volname-replicate-0, gets|
dom2 but the lock on     |
range r1 is not present  |
so it fails.             |

subsequent inode lock, unlocks will keep happening on the domain dom2.
The stale lock present in the dom1 on range r1 will live on.
It wont cause any hangs, but the statedump will always be scary.

Change-Id: I9adc120d33febf685b30859cc307768c2fc63ae5
BUG: 770080
Signed-off-by: Pranith Kumar K 
Reviewed-on: http://review.gluster.com/2993
Tested-by: Gluster Build System 
Reviewed-by: Jeff Darcy 
Reviewed-by: Anand Avati

Logs: Improved logs in lock/unlock execution path

2012-03-18T08:53:41+00:00

Statedump will now start showing the lk-owner of the stack.

Change-Id: I9f650ce9a8b528cd626c8bb595c1bd1050462c86
BUG: 803209
Signed-off-by: Pranith Kumar K 
Reviewed-on: http://review.gluster.com/2968
Tested-by: Gluster Build System 
Reviewed-by: Anand Avati

locks: Fixed incorrect list ptr manipulation in clearing entrylks

2012-03-14T12:56:11+00:00

Avoided unwinding blocked entry lock frames inside pl_inode->mutex.

Change-Id: I424c4a1762c889c1a567c588d4ca383a6c338886
BUG: 800412
Signed-off-by: Krishnan Parthasarathi 
Reviewed-on: http://review.gluster.com/2878
Tested-by: Gluster Build System 
Reviewed-by: Vijay Bellur

features/locks: Make inodelk ref-counted

2012-03-10T10:24:30+00:00

Ref when the object is allocated.
Unref after the response is submitted to that inodelk.

Ref when the lock is granted.
Unref when the lock is unlocked.

Change-Id: I2bfe9182b67bea7dc7b9d0ed9f99f1c7fa0b8a3c
BUG: 783449
Signed-off-by: Pranith Kumar K 
Reviewed-on: http://review.gluster.com/2891
Tested-by: Gluster Build System 
Reviewed-by: Vijay Bellur