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Jaegeuk Kim 55008d845d f2fs: enhance alloc_nid and build_free_nids flows 
In order to avoid build_free_nid lock contention, let's change the order of
function calls as follows.

At first, check whether there is enough free nids.
 - If available, just get a free nid with spin_lock without any overhead.
 - Otherwise, conduct build_free_nids.
  : scan nat pages, journal nat entries, and nat cache entries.

We should consider carefullly not to serve free nids intermediately made by
build_free_nids.
We can get stable free nids only after build_free_nids is done.

Reviewed-by: Namjae Jeon <namjae.jeon@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
2013-04-29 11:19:21 +09:00
..
9p
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2013-03-03 13:23:03 -08:00
adfs
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2013-02-26 20:16:07 -08:00
affs
hlist: drop the node parameter from iterators
2013-02-27 19:10:24 -08:00
afs
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2013-02-26 20:16:07 -08:00
autofs4
autofs4 - autofs4_catatonic_mode(): remove redundant null check on kfree()
2013-03-01 12:04:39 -08:00
befs
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2013-02-26 20:16:07 -08:00
bfs
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2013-02-26 20:16:07 -08:00
btrfs
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs
2013-03-03 13:13:20 -08:00
cachefiles
FS-Cache: Mark cancellation of in-progress operation
2012-12-20 22:34:00 +00:00
ceph
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph-client
2013-02-28 17:43:09 -08:00
cifs
Merge branch 'for-next' of git://git.samba.org/sfrench/cifs-2.6
2013-03-01 12:05:13 -08:00
coda
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2013-02-26 20:16:07 -08:00
configfs
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2013-02-26 20:16:07 -08:00
cramfs
new helper: file_inode(file)
2013-02-22 23:31:31 -05:00
debugfs
Merge 3.9-rc4 into driver-core-next
2013-01-17 19:48:18 -08:00
devpts
userns: Allow the userns root to mount of devpts
2013-01-26 22:22:21 -08:00
dlm
hlist: drop the node parameter from iterators
2013-02-27 19:10:24 -08:00
ecryptfs
Minor code cleanups and new Kconfig option to disable /dev/ecryptfs
2013-03-07 12:47:24 -08:00
efs
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2013-02-26 20:16:07 -08:00
exofs
new helper: file_inode(file)
2013-02-22 23:31:31 -05:00
exportfs
hlist: drop the node parameter from iterators
2013-02-27 19:10:24 -08:00
ext2
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2013-02-26 20:16:07 -08:00
ext3
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2013-02-26 20:16:07 -08:00
ext4
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2013-03-03 13:23:03 -08:00
f2fs
f2fs: enhance alloc_nid and build_free_nids flows
2013-04-29 11:19:21 +09:00
fat
hlist: drop the node parameter from iterators
2013-02-27 19:10:24 -08:00
freevxfs
new helper: file_inode(file)
2013-02-22 23:31:31 -05:00
fscache
hlist: drop the node parameter from iterators
2013-02-27 19:10:24 -08:00
fuse
more file_inode() open-coded instances
2013-02-27 16:59:05 -05:00
gfs2
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2013-02-26 20:16:07 -08:00
hfs
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2013-02-26 20:16:07 -08:00
hfsplus
hfsplus: fix issue with unzeroed unused b-tree nodes
2013-02-27 19:10:10 -08:00
hostfs
hostfs: directory methods have no business in non-directory inode_operations
2013-02-22 23:31:37 -05:00
hpfs
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2013-02-26 20:16:07 -08:00
hppfs
new helper: file_inode(file)
2013-02-22 23:31:31 -05:00
hugetlbfs
hugetlb_file_setup(): use d_alloc_pseudo()
2013-02-26 02:45:52 -05:00
isofs
fs: encode_fh: return FILEID_INVALID if invalid fid_type
2013-02-26 02:46:10 -05:00
jbd
jbd: don't wake kjournald unnecessarily
2013-01-14 22:50:45 +01:00
jbd2
jbd2: fix ERR_PTR dereference in jbd2__journal_start
2013-03-02 17:08:46 -05:00
jffs2
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2013-02-26 20:16:07 -08:00
jfs
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2013-02-26 20:16:07 -08:00
lockd
Merge branch 'for-3.9' of git://linux-nfs.org/~bfields/linux
2013-02-28 18:02:55 -08:00
logfs
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2013-02-26 20:16:07 -08:00
minix
new helper: file_inode(file)
2013-02-22 23:31:31 -05:00
ncpfs
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2013-02-26 20:16:07 -08:00
nfs
NFS client bugfixes for Linux 3.9
2013-03-02 16:46:07 -08:00
nfs_common
nfs_common: Update the translation between nfsv3 acls linux posix acls
2013-02-13 06:15:14 -08:00
nfsd
Merge branch 'for-3.9' of git://linux-nfs.org/~bfields/linux
2013-02-28 18:02:55 -08:00
nilfs2
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2013-02-26 20:16:07 -08:00
nls
…
notify
hlist: drop the node parameter from iterators
2013-02-27 19:10:24 -08:00
ntfs
new helper: file_inode(file)
2013-02-22 23:31:31 -05:00
ocfs2
hlist: drop the node parameter from iterators
2013-02-27 19:10:24 -08:00
omfs
new helper: file_inode(file)
2013-02-22 23:31:31 -05:00
openpromfs
new helper: file_inode(file)
2013-02-22 23:31:31 -05:00
proc
fs/proc/vmcore.c: put if tests in the top of the while loop to reduce duplication
2013-02-27 19:10:11 -08:00
pstore
A few fixes to reduce places where pstore might hang
2013-02-21 09:38:18 -08:00
qnx4
new helper: file_inode(file)
2013-02-22 23:31:31 -05:00
qnx6
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2013-02-26 20:16:07 -08:00
quota
quota: Use the pre-processor to compile out quotactl_cmd_write when !CONFIG_BLOCK
2012-12-13 16:33:24 +01:00
ramfs
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2013-02-26 20:16:07 -08:00
reiserfs
fs: encode_fh: return FILEID_INVALID if invalid fid_type
2013-02-26 02:46:10 -05:00
romfs
new helper: file_inode(file)
2013-02-22 23:31:31 -05:00
squashfs
new helper: file_inode(file)
2013-02-22 23:31:31 -05:00
sysfs
hlist: drop the node parameter from iterators
2013-02-27 19:10:24 -08:00
sysv
new helper: file_inode(file)
2013-02-22 23:31:31 -05:00
ubifs
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2013-02-26 20:16:07 -08:00
udf
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2013-02-26 20:16:07 -08:00
ufs
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2013-02-26 20:16:07 -08:00
xfs
hlist: drop the node parameter from iterators
2013-02-27 19:10:24 -08:00
aio.c
hlist: drop the node parameter from iterators
2013-02-27 19:10:24 -08:00
anon_inodes.c
get_empty_filp()/alloc_file() leave both ->f_pos and ->f_version zero
2013-02-26 02:46:11 -05:00
attr.c
userns: Allow chown and setgid preservation
2012-11-20 04:17:24 -08:00
bad_inode.c
lseek: the "whence" argument is called "whence"
2012-12-17 17:15:12 -08:00
binfmt_aout.c
new helper: file_inode(file)
2013-02-22 23:31:31 -05:00
binfmt_elf_fdpic.c
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2013-02-26 20:16:07 -08:00
binfmt_elf.c
ImgTec Meta architecture changes for v3.9-rc1
2013-03-03 12:06:09 -08:00
binfmt_em86.c
exec: use -ELOOP for max recursion depth
2012-12-17 17:15:23 -08:00
binfmt_flat.c
new helper: file_inode(file)
2013-02-22 23:31:31 -05:00
binfmt_misc.c
new helper: file_inode(file)
2013-02-22 23:31:31 -05:00
binfmt_script.c
exec: do not leave bprm->interp on stack
2012-12-20 17:40:19 -08:00
binfmt_som.c
get rid of pt_regs argument of ->load_binary()
2012-11-28 21:53:38 -05:00
bio-integrity.c
block: Ues bi_pool for bio_integrity_alloc()
2012-09-09 10:35:38 +02:00
bio.c
block: add missing block_bio_complete() tracepoint
2013-01-14 15:00:36 +01:00
block_dev.c
Merge branch 'for-3.9/core' of git://git.kernel.dk/linux-block
2013-02-28 12:52:24 -08:00
buffer.c
Merge branch 'for-3.9/core' of git://git.kernel.dk/linux-block
2013-02-28 12:52:24 -08:00
char_dev.c
char_dev: pin parent kobject
2012-10-22 08:50:37 +03:00
compat_binfmt_elf.c
coredump: extend core dump note section to contain file names of mapped files
2012-10-06 03:05:17 +09:00
compat_ioctl.c
new helper: file_inode(file)
2013-02-22 23:31:31 -05:00
compat.c
switch timerfd compat syscalls to COMPAT_SYSCALL_DEFINE
2013-02-03 15:09:25 -05:00
coredump.c
coredump: remove redundant defines for dumpable states
2013-02-27 19:10:11 -08:00
coredump.h
coredump: update coredump-related headers
2012-10-06 03:05:15 +09:00
dcache.c
hlist: drop the node parameter from iterators
2013-02-27 19:10:24 -08:00
dcookies.c
…
direct-io.c
fs: Fix possible use-after-free with AIO
2013-02-22 23:31:36 -05:00
drop_caches.c
…
eventfd.c
fs, eventfd: add procfs fdinfo helper
2012-12-17 17:15:27 -08:00
eventpoll.c
epoll: prevent missed events on EPOLL_CTL_MOD
2013-01-02 09:16:43 -08:00
exec.c
coredump: remove redundant defines for dumpable states
2013-02-27 19:10:11 -08:00
fcntl.c
new helper: file_inode(file)
2013-02-22 23:31:31 -05:00
fhandle.c
Merge branch 'for-3.8' of git://linux-nfs.org/~bfields/linux
2012-12-20 14:04:11 -08:00
fifo.c
…
file_table.c
cache the value of file_inode() in struct file
2013-03-01 19:48:30 -05:00
file.c
locking: Various static lock initializer fixes
2013-02-19 08:42:45 +01:00
filesystems.c
vfs: define struct filename and have getname() return it
2012-10-12 20:14:55 -04:00
fs_struct.c
constify path_get/path_put and fs_struct.c stuff
2013-03-01 23:51:07 -05:00
fs-writeback.c
2 writeback fixes
2013-02-28 13:21:44 -08:00
generic_acl.c
userns: Pass a userns parameter into posix_acl_to_xattr and posix_acl_from_xattr
2012-09-18 01:01:35 -07:00
inode.c
hlist: drop the node parameter from iterators
2013-02-27 19:10:24 -08:00
internal.h
constify path_get/path_put and fs_struct.c stuff
2013-03-01 23:51:07 -05:00
ioctl.c
new helper: file_inode(file)
2013-02-22 23:31:31 -05:00
ioprio.c
…
Kconfig
fuse: Move CUSE Kconfig entry from fs/Kconfig into fs/fuse/Kconfig
2013-01-17 13:08:45 +01:00
Kconfig.binfmt
coredump: make core dump functionality optional
2012-10-06 03:05:15 +09:00
libfs.c
vfs: drop vmtruncate
2012-12-20 18:46:29 -05:00
locks.c
new helper: file_inode(file)
2013-02-22 23:31:31 -05:00
Makefile
f2fs: update Kconfig and Makefile
2012-12-11 13:43:42 +09:00
mbcache.c
…
mount.h
proc: Usable inode numbers for the namespace file descriptors.
2012-11-20 04:19:49 -08:00
mpage.c
…
namei.c
constify path_get/path_put and fs_struct.c stuff
2013-03-01 23:51:07 -05:00
namespace.c
new helper: file_inode(file)
2013-02-22 23:31:31 -05:00
no-block.c
…
open.c
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2013-03-03 13:23:03 -08:00
pipe.c
fs: Preserve error code in get_empty_filp(), part 2
2013-02-22 23:31:32 -05:00
pnode.c
…
pnode.h
vfs: Only support slave subtrees across different user namespaces
2012-11-19 05:59:20 -08:00
posix_acl.c
userns: Convert vfs posix_acl support to use kuids and kgids
2012-09-18 01:01:35 -07:00
proc_namespace.c
…
read_write.c
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/signal
2013-03-02 08:34:06 -08:00
read_write.h
compat: fs: Generic compat_sys_sendfile implementation
2012-10-02 21:35:55 -04:00
readdir.c
new helper: file_inode(file)
2013-02-22 23:31:31 -05:00
select.c
sched/rt: Move rt specific bits into new header file
2013-02-07 20:51:08 +01:00
seq_file.c
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2013-03-03 13:23:03 -08:00
signalfd.c
fs, epoll: add procfs fdinfo helper
2012-12-17 17:15:27 -08:00
splice.c
export kernel_write(), convert open-coded instances
2013-02-26 02:46:11 -05:00
stack.c
…
stat.c
switch vfs_getattr() to struct path
2013-02-26 02:46:08 -05:00
statfs.c
vfs: fix user_statfs to retry once on ESTALE errors
2012-12-20 18:50:07 -05:00
super.c
hlist: drop the node parameter from iterators
2013-02-27 19:10:24 -08:00
sync.c
new helper: file_inode(file)
2013-02-22 23:31:31 -05:00
timerfd.c
compat: restore timerfd settime and gettime compat syscalls
2013-03-02 09:35:13 -05:00
utimes.c
vfs: allow utimensat() calls to retry once on an ESTALE error
2012-12-20 18:50:08 -05:00
xattr_acl.c
userns: Fix posix_acl_file_xattr_userns gid conversion
2012-10-12 13:16:48 -07:00
xattr.c
vfs: make lremovexattr retry once on ESTALE error
2012-12-20 18:50:11 -05:00