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2ddfbdd684
linux/fs/gfs2
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Bob Peterson 2ddfbdd684 GFS2: Request demote when a "try" flock fails 
This patch changes the flock code so that it uses the TRY_1CB flag
instead of the TRY flag on the first attempt. That forces any holding
nodes to issue a dlm callback, which requests a demote of the glock.
Then, if the "try" failed, it sleeps a small amount of time for the
demote to occur. Then it tries again, for an increasing amount of time.
Subsequent attempts to gain the "try" lock don't use "_1CB" so that
only one callback is issued.

Signed-off-by: Bob Peterson <rpeterso@redhat.com>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
2014-08-21 10:22:52 +01:00
..
acl.c GFS2: inline function gfs2_set_mode 2014-03-19 15:53:52 +00:00
acl.h GFS2: Increase the max number of ACLs 2014-03-19 15:16:24 +00:00
aops.c Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2014-06-12 10:30:18 -07:00
bmap.c GFS2: Change maxlen variables to size_t 2014-08-21 10:22:23 +01:00
bmap.h GFS2: Clean up journal extent mapping 2014-03-03 13:50:12 +00:00
dentry.c gfs2: use check_submounts_and_drop() 2013-09-05 16:23:51 -04:00
dir.c GFS2: Use pr_<level> more consistently 2014-03-07 09:30:51 +00:00
dir.h GFS2: Remember directory insert point 2014-01-06 12:49:43 +00:00
export.c [readdir] constify ->actor 2013-06-29 12:57:05 +04:00
file.c GFS2: Request demote when a "try" flock fails 2014-08-21 10:22:52 +01:00
gfs2.h
glock.c Merge branch 'sched/urgent' into sched/core, to merge fixes before applying new changes 2014-07-28 10:03:00 +02:00
glock.h GFS2: Don't use ENOBUFS when ENOMEM is the correct error code 2014-01-16 10:31:13 +00:00
glops.c GFS2: memcontrol: Spelling s/invlidate/invalidate/ 2014-07-18 11:14:31 +01:00
glops.h GFS2: remove transaction glock 2014-05-14 10:04:34 +01:00
incore.h GFS2: Prevent recovery before the local journal is set 2014-06-02 19:12:06 +01:00
inode.c GFS2: remove transaction glock 2014-05-14 10:04:34 +01:00
inode.h GFS2: Add atomic_open support 2013-06-14 11:17:15 +01:00
Kconfig Finally eradicate CONFIG_HOTPLUG 2013-06-03 14:20:18 -07:00
lock_dlm.c Merge branch 'sched/urgent' into sched/core, to merge fixes before applying new changes 2014-07-28 10:03:00 +02:00
log.c GFS2: remove transaction glock 2014-05-14 10:04:34 +01:00
log.h GFS2: remove transaction glock 2014-05-14 10:04:34 +01:00
lops.c GFS2: lops.c: replace 0 by NULL for pointers 2014-04-28 09:41:55 +01:00
lops.h GFS2: Move log buffer lists into transaction 2014-02-24 16:54:54 +00:00
main.c GFS2: Use pr_<level> more consistently 2014-03-07 09:30:51 +00:00
Makefile
meta_io.c mm: non-atomically mark page accessed during page cache allocation where possible 2014-06-04 16:54:10 -07:00
meta_io.h GFS2: Fix address space from page function 2014-03-31 17:48:27 +01:00
ops_fstype.c sched: Remove proliferation of wait_on_bit() action functions 2014-07-16 15:10:39 +02:00
quota.c GFS2: remove transaction glock 2014-05-14 10:04:34 +01:00
quota.h GFS2: Use RCU/hlist_bl based hash for quotas 2014-01-14 19:27:56 +00:00
recovery.c sched: Remove proliferation of wait_on_bit() action functions 2014-07-16 15:10:39 +02:00
recovery.h GFS2: Move recovery variables to journal structure in memory 2014-03-07 09:14:48 +00:00
rgrp.c GFS2: fs/gfs2/rgrp.c: kernel-doc warning fixes 2014-07-18 11:15:14 +01:00
rgrp.h GFS2: Don't use ENOBUFS when ENOMEM is the correct error code 2014-01-16 10:31:13 +00:00
super.c GFS2: fs/gfs2/super.c: replace seq_printf by seq_puts 2014-08-21 10:22:05 +01:00
super.h GFS2: Clean up freeze code 2013-01-29 10:29:05 +00:00
sys.c This must be about the smallest merge window patch set ever for GFS2. 2014-06-04 08:30:10 -07:00
sys.h GFS2: dlm based recovery coordination 2012-01-11 09:23:05 +00:00
trace_gfs2.h GFS2: Add origin indicator to glock demote tracing 2013-04-10 10:32:05 +01:00
trans.c GFS2: remove transaction glock 2014-05-14 10:04:34 +01:00
trans.h GFS2: Split gfs2_trans_add_bh() into two 2013-01-29 10:28:04 +00:00
util.c GFS2: Convert gfs2_lm_withdraw to use fs_err 2014-03-07 09:39:18 +00:00
util.h GFS2: Convert gfs2_lm_withdraw to use fs_err 2014-03-07 09:39:18 +00:00
xattr.c gfs2: use generic posix ACL infrastructure 2014-01-25 23:58:22 -05:00
xattr.h