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linux/fs/btrfs
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Josef Bacik fdf30d1c1b Btrfs: limit the global reserve to 512mb 
A user reported a problem where he was getting early ENOSPC with hundreds of
gigs of free data space and 6 gigs of free metadata space.  This is because the
global block reserve was taking up the entire free metadata space.  This is
ridiculous, we have infrastructure in place to throttle if we start using too
much of the global reserve, so instead of letting it get this huge just limit it
to 512mb so that users can still get work done.  This allowed the user to
complete his rsync without issues.  Thanks

Cc: stable@vger.kernel.org
Reported-and-tested-by: Stefan Priebe <s.priebe@profihost.ag>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
 		2013-03-28 09:51:29 -04:00
..
Kconfig Btrfs: select XOR_BLOCKS in Kconfig 2013-02-05 09:55:30 -05:00
Makefile Btrfs: RAID5 and RAID6 2013-02-01 14:24:23 -05:00
acl.c Btrfs: skip adding an acl attribute if we don't have to 2012-12-16 20:46:15 -05:00
async-thread.c Btrfs: call the ordered free operation without any locks held 2012-07-25 16:15:07 -04:00
async-thread.h btrfs: return void in functions without error conditions 2012-03-22 01:45:34 +01:00
backref.c Btrfs: fix backref walking race with tree deletions 2013-02-26 11:00:50 -05:00
backref.h Btrfs: move fs/btrfs/ioctl.h to include/uapi/linux/btrfs.h 2013-02-20 09:37:28 -05:00
btrfs_inode.h Btrfs: serialize unlocked dio reads with truncate 2013-02-20 12:59:47 -05:00
check-integrity.c btrfs: define BTRFS_MAGIC as a u64 value 2013-02-20 13:00:01 -05:00
check-integrity.h Btrfs: add optional integrity check code 2011-12-21 19:14:09 +01:00
compat.h Btrfs: drop remaining LINUX_KERNEL_VERSION checks and compat code 2009-01-06 09:38:55 -05:00
compression.c Btrfs: add rw argument to merge_bio_hook() 2013-02-01 11:49:47 -05:00
compression.h btrfs: return void in functions without error conditions 2012-03-22 01:45:34 +01:00
ctree.c Btrfs: fix locking on ROOT_REPLACE operations in tree mod log 2013-03-21 19:31:52 -04:00
ctree.h Btrfs: fix wrong reserved space in qgroup during snap/subv creation 2013-02-28 13:33:54 -05:00
delayed-inode.c Btrfs: improve the delayed inode throttling 2013-03-07 07:52:40 -05:00
delayed-inode.h Btrfs: improve the delayed inode throttling 2013-03-07 07:52:40 -05:00
delayed-ref.c Btrfs: make delayed ref lock logic more readable 2013-02-20 09:36:41 -05:00
delayed-ref.h Merge branch 'raid56-experimental' into for-linus-3.9 2013-02-20 14:06:05 -05:00
dev-replace.c Btrfs: check the return value of btrfs_start_delalloc_inodes() 2013-02-20 09:37:21 -05:00
dev-replace.h Btrfs: add new sources for device replace code 2012-12-12 17:15:41 -05:00
dir-item.c Btrfs: fix hash overflow handling 2012-12-17 14:48:21 -05:00
disk-io.c Btrfs: fix memory leak in btrfs_create_tree() 2013-03-21 19:31:52 -04:00
disk-io.h Btrfs: RAID5 and RAID6 2013-02-01 14:24:23 -05:00
export.c ->encode_fh() API change 2012-05-29 23:28:33 -04:00
export.h
…
extent-tree.c Btrfs: limit the global reserve to 512mb 2013-03-28 09:51:29 -04:00
extent_io.c Btrfs: fix race between mmap writes and compression 2013-03-26 13:19:14 -04:00
extent_io.h Btrfs: fix race between mmap writes and compression 2013-03-26 13:19:14 -04:00
extent_map.c btrfs: fixup/remove module.h usage as required 2013-03-01 15:01:01 -05:00
extent_map.h Btrfs: do not allow logged extents to be merged or removed 2013-01-24 12:49:48 -05:00
file-item.c Btrfs: extend the checksum item as much as possible 2013-02-20 12:59:37 -05:00
file.c Btrfs: fix missing qgroup reservation before fallocating 2013-03-21 19:24:32 -04:00
free-space-cache.c Merge branch 'raid56-experimental' into for-linus-3.9 2013-02-20 14:06:05 -05:00
free-space-cache.h btrfs: remove all unused functions 2011-05-06 12:34:03 +02:00
hash.h btrfs: extended inode refs 2012-10-09 09:14:45 -04:00
inode-item.c btrfs: extended inode refs 2012-10-09 09:14:45 -04:00
inode-map.c Btrfs: improve the noflush reservation 2012-12-11 13:31:31 -05:00
inode-map.h Btrfs: Support reading/writing on disk free ino cache 2011-04-25 16:46:11 +08:00
inode.c Btrfs: fix space accounting for unlink and rename 2013-03-28 09:51:27 -04:00
ioctl.c Btrfs: allow running defrag in parallel to administrative tasks 2013-03-04 16:33:24 -05:00
locking.c Btrfs: save us a read_lock 2013-02-20 09:37:17 -05:00
locking.h Btrfs: remove btrfs_try_spin_lock 2013-03-14 14:57:10 -04:00
lzo.c btrfs: remove the second argument of k[un]map_atomic() 2012-03-20 21:48:21 +08:00
math.h Btrfs: cleanup duplicated division functions 2012-12-11 13:31:30 -05:00
ordered-data.c Btrfs: hold the ordered operations mutex when waiting on ordered extents 2013-03-28 09:51:28 -04:00
ordered-data.h Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/josef/btrfs-next into for-linus-3.9 2013-02-20 14:05:45 -05:00
orphan.c btrfs: replace many BUG_ONs with proper error handling 2012-03-22 11:52:54 +01:00
print-tree.c btrfs: add missing break in btrfs_print_leaf() 2013-02-20 12:59:20 -05:00
print-tree.h
…
qgroup.c Btrfs: return as soon as possible when edquot happens 2013-03-14 14:57:29 -04:00
raid56.c btrfs/raid56: Add missing #include <linux/vmalloc.h> 2013-03-03 06:53:41 -05:00
raid56.h Btrfs: RAID5 and RAID6 2013-02-01 14:24:23 -05:00
rcu-string.h Btrfs: use rcu to protect device->name 2012-06-14 21:29:16 -04:00
reada.c Btrfs: introduce GET_READ_MIRRORS functionality for btrfs_map_block() 2012-12-12 17:15:43 -05:00
relocation.c Btrfs: do not BUG_ON on aborted situation 2013-03-04 16:33:23 -05:00
root-tree.c Btrfs: rename root_times_lock to root_item_lock 2012-12-16 20:46:21 -05:00
scrub.c Merge branch 'raid56-experimental' into for-linus-3.9 2013-02-20 14:06:05 -05:00
send.c Btrfs: fix EIO from btrfs send in is_extent_unchanged for punched holes 2013-03-28 09:51:26 -04:00
send.h btrfs: add "no file data" flag to btrfs send ioctl 2013-02-20 12:59:39 -05:00
struct-funcs.c Btrfs: rewrite BTRFS_SETGET_FUNCS 2012-07-23 16:28:06 -04:00
super.c Btrfs: fix remount vs autodefrag 2013-02-21 08:11:43 -05:00
sysfs.c btrfs: fixup/remove module.h usage as required 2013-03-01 15:01:01 -05:00
transaction.c Btrfs: fix warning when creating snapshots 2013-03-14 14:57:30 -04:00
transaction.h Btrfs: fix wrong reserved space in qgroup during snap/subv creation 2013-02-28 13:33:54 -05:00
tree-defrag.c btrfs: remove cache only arguments from defrag path 2013-02-20 12:59:36 -05:00
tree-log.c Btrfs: use set_nlink if our i_nlink is 0 2013-03-04 16:30:06 -05:00
tree-log.h btrfs: return void in functions without error conditions 2012-03-22 01:45:34 +01:00
ulist.c btrfs: fixup/remove module.h usage as required 2013-03-01 15:01:01 -05:00
ulist.h Btrfs: make aux field of ulist 64 bit 2012-10-01 15:18:53 -04:00
version.h
…
volumes.c Btrfs: handle a bogus chunk tree nicely 2013-03-21 19:24:31 -04:00
volumes.h Merge branch 'raid56-experimental' into for-linus-3.9 2013-02-20 14:06:05 -05:00
xattr.c Btrfs: only log the inode item if we can get away with it 2012-12-16 20:46:21 -05:00
xattr.h fs/vfs/security: pass last path component to LSM on inode creation 2011-02-01 11:12:29 -05:00
zlib.c btrfs: fix message printing 2012-10-09 09:19:57 -04:00