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1af95de6f0
linux/fs
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Wang YanQing 1af95de6f0 fs:super:get_anon_bdev: fix race condition could cause dev exceed its upper limitation 
Execution of get_anon_bdev concurrently and preemptive kernel all
could bring race condition, it isn't enough to check dev against
its upper limitation with equality operator only.

This patch fix it.

Signed-off-by: Wang YanQing <udknight@gmail.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2015-07-01 01:50:06 -04:00
..
9p get rid of assorted nameidata-related debris 2015-05-15 01:10:37 -04:00
adfs Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2015-04-26 17:22:07 -07:00
affs fs: cleanup slight list_entry abuse 2015-06-23 18:01:59 -04:00
afs VFS: normal filesystems (and lustre): d_inode() annotations 2015-04-15 15:06:57 -04:00
autofs4 make simple_positive() public 2015-06-23 18:02:01 -04:00
befs fs: cleanup slight list_entry abuse 2015-06-23 18:01:59 -04:00
bfs Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2015-04-26 17:22:07 -07:00
btrfs fs: Rename file_remove_suid() to file_remove_privs() 2015-06-23 18:01:08 -04:00
cachefiles Merge branch 'fscache-fixes' into for-next 2015-06-23 18:01:30 -04:00
ceph make simple_positive() public 2015-06-23 18:02:01 -04:00
cifs don't pass nameidata to ->follow_link() 2015-05-10 22:20:15 -04:00
coda fs: cleanup slight list_entry abuse 2015-06-23 18:01:59 -04:00
configfs make simple_positive() public 2015-06-23 18:02:01 -04:00
cramfs
debugfs make simple_positive() public 2015-06-23 18:02:01 -04:00
devpts VFS: normal filesystems (and lustre): d_inode() annotations 2015-04-15 15:06:57 -04:00
dlm
ecryptfs get rid of assorted nameidata-related debris 2015-05-15 01:10:37 -04:00
efivarfs Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2015-05-06 10:57:37 -07:00
efs VFS: normal filesystems (and lustre): d_inode() annotations 2015-04-15 15:06:57 -04:00
exofs pagemap.h: move dir_pages() over there 2015-06-23 18:02:00 -04:00
exportfs VFS: (Scripted) Convert S_ISLNK/DIR/REG(dentry->d_inode) to d_is_*(dentry) 2015-02-22 11:38:41 -05:00
ext2 pagemap.h: move dir_pages() over there 2015-06-23 18:02:00 -04:00
ext3 ext3: switch to simple_follow_link() 2015-05-10 22:18:22 -04:00
ext4 vfs: add file_path() helper 2015-06-23 18:00:05 -04:00
f2fs switch ->put_link() from dentry to inode 2015-05-11 08:13:12 -04:00
fat Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2015-04-26 17:22:07 -07:00
freevxfs pagemap.h: move dir_pages() over there 2015-06-23 18:02:00 -04:00
fscache FS-Cache: Retain the netfs context in the retrieval op earlier 2015-04-02 14:28:53 +01:00
fuse fs: Rename file_remove_suid() to file_remove_privs() 2015-06-23 18:01:08 -04:00
gfs2 don't pass nameidata to ->follow_link() 2015-05-10 22:20:15 -04:00
hfs fs: cleanup slight list_entry abuse 2015-06-23 18:01:59 -04:00
hfsplus fs: cleanup slight list_entry abuse 2015-06-23 18:01:59 -04:00
hostfs switch ->put_link() from dentry to inode 2015-05-11 08:13:12 -04:00
hpfs fs: cleanup slight list_entry abuse 2015-06-23 18:01:59 -04:00
hppfs switch ->put_link() from dentry to inode 2015-05-11 08:13:12 -04:00
hugetlbfs Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2015-04-26 17:22:07 -07:00
isofs VFS: normal filesystems (and lustre): d_inode() annotations 2015-04-15 15:06:57 -04:00
jbd
jbd2
jffs2 fs: cleanup slight list_entry abuse 2015-06-23 18:01:59 -04:00
jfs fs: cleanup slight list_entry abuse 2015-06-23 18:01:59 -04:00
kernfs new helper: free_page_put_link() 2015-05-11 08:13:13 -04:00
lockd nfsd: eliminate NFSD_DEBUG 2015-04-21 16:16:02 -04:00
logfs logfs: fix a pagecache leak for symlinks 2015-05-10 22:18:28 -04:00
minix pagemap.h: move dir_pages() over there 2015-06-23 18:02:00 -04:00
ncpfs ncpfs: successful rename() should invalidate caches for parents 2015-06-14 11:31:39 -04:00
nfs make simple_positive() public 2015-06-23 18:02:01 -04:00
nfs_common
nfsd Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2015-04-26 17:22:07 -07:00
nilfs2 pagemap.h: move dir_pages() over there 2015-06-23 18:02:00 -04:00
nls
notify fanotify: fix event filtering with FAN_ONDIR set 2015-03-12 18:46:08 -07:00
ntfs fs: cleanup slight list_entry abuse 2015-06-23 18:01:59 -04:00
ocfs2 ocfs2: dlm: fix race between purge and get lock resource 2015-05-05 17:10:11 -07:00
omfs VFS: normal filesystems (and lustre): d_inode() annotations 2015-04-15 15:06:57 -04:00
openpromfs
overlayfs overlayfs: Make f_path always point to the overlay and f_inode to the underlay 2015-06-19 03:19:32 -04:00
proc vfs: add seq_file_path() helper 2015-06-23 18:01:07 -04:00
pstore Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2015-04-26 17:22:07 -07:00
qnx4
qnx6 pagemap.h: move dir_pages() over there 2015-06-23 18:02:00 -04:00
quota Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2015-04-26 17:22:07 -07:00
ramfs VFS: normal filesystems (and lustre): d_inode() annotations 2015-04-15 15:06:57 -04:00
reiserfs Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2015-04-26 17:22:07 -07:00
romfs make new_sync_{read,write}() static 2015-04-11 22:29:40 -04:00
squashfs fs: cleanup slight list_entry abuse 2015-06-23 18:01:59 -04:00
sysfs sysfs: Only accept read/write permissions for file attributes 2015-03-25 13:27:57 +01:00
sysv pagemap.h: move dir_pages() over there 2015-06-23 18:02:00 -04:00
tracefs make simple_positive() public 2015-06-23 18:02:01 -04:00
ubifs ubifs: switch to simple_follow_link() 2015-05-10 22:18:25 -04:00
udf fs: cleanup slight list_entry abuse 2015-06-23 18:01:59 -04:00
ufs ufs: use dir_pages instead of ufs_dir_pages() 2015-06-23 18:02:01 -04:00
xfs xfs: Correctly lock inode when removing suid and file capabilities 2015-06-23 18:01:10 -04:00
aio.c Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2015-04-16 23:27:56 -04:00
anon_inodes.c
attr.c
bad_inode.c don't bother with most of the bad_file_ops methods 2015-02-20 04:03:58 -05:00
binfmt_aout.c
binfmt_elf_fdpic.c
binfmt_elf.c vfs: add file_path() helper 2015-06-23 18:00:05 -04:00
binfmt_em86.c
binfmt_flat.c
binfmt_misc.c Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2015-04-26 17:22:07 -07:00
binfmt_script.c
block_dev.c direct-io: only inc/dec inode->i_dio_count for file systems 2015-04-24 15:45:28 -04:00
buffer.c page_writeback: clean up mess around cancel_dirty_page() 2015-04-14 16:49:01 -07:00
char_dev.c
compat_binfmt_elf.c
compat_ioctl.c Bluetooth: bnep: Add support for get bnep features via ioctl 2015-04-03 23:21:34 +02:00
compat.c
coredump.c vfs: add file_path() helper 2015-06-23 18:00:05 -04:00
dax.c Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2015-04-26 17:22:07 -07:00
dcache.c overlayfs: Make f_path always point to the overlay and f_inode to the underlay 2015-06-19 03:19:32 -04:00
dcookies.c
direct-io.c direct-io: only inc/dec inode->i_dio_count for file systems 2015-04-24 15:45:28 -04:00
drop_caches.c
eventfd.c eventfd: don't take the spinlock in eventfd_poll 2015-02-17 14:34:52 -08:00
eventpoll.c epoll: optimize setting task running after blocking 2015-02-13 21:21:40 -08:00
exec.c fs: take i_mutex during prepare_binprm for set[ug]id executables 2015-04-19 13:46:21 -07:00
fcntl.c
fhandle.c
file_table.c remove the pointless include of lglock.h 2015-06-23 18:02:00 -04:00
file.c mm: rcu-protected get_mm_exe_file() 2015-04-17 09:04:07 -04:00
filesystems.c
fs_pin.c fs_pin: Allow for the possibility that m_list or s_list go unused. 2015-04-09 11:39:55 -05:00
fs_struct.c
fs-writeback.c fs: add dirtytime_expire_seconds sysctl 2015-03-17 12:23:32 -04:00
inode.c vfs: avoid creation of inode number 0 in get_next_ino 2015-06-30 23:59:49 -04:00
internal.h overlayfs: Make f_path always point to the overlay and f_inode to the underlay 2015-06-19 03:19:32 -04:00
ioctl.c
Kconfig f2fs: relocate Kconfig from misc filesystems 2015-04-10 15:08:35 -07:00
Kconfig.binfmt mm: split ET_DYN ASLR from mmap ASLR 2015-04-14 16:49:05 -07:00
libfs.c make simple_positive() public 2015-06-23 18:02:01 -04:00
locks.c proc: show locks in /proc/pid/fdinfo/X 2015-04-17 09:04:12 -04:00
Makefile This adds the new tracefs file system. This has been in linux-next for 2015-04-14 10:22:29 -07:00
mbcache.c
mount.h new helper: __legitimize_mnt() 2015-05-11 08:13:14 -04:00
mpage.c
namei.c namei: make set_root_rcu() return void 2015-06-29 12:07:04 -04:00
namespace.c new helper: __legitimize_mnt() 2015-05-11 08:13:14 -04:00
no-block.c
nsfs.c VFS: assorted weird filesystems: d_inode() annotations 2015-04-15 15:06:58 -04:00
open.c fs: Call security_ops->inode_killpriv on truncate 2015-06-23 18:01:09 -04:00
pipe.c VFS: assorted weird filesystems: d_inode() annotations 2015-04-15 15:06:58 -04:00
pnode.c mnt: Don't propagate unmounts to locked mounts 2015-04-02 20:34:20 -05:00
pnode.h mnt: Honor MNT_LOCKED when detaching mounts 2015-04-09 11:39:55 -05:00
posix_acl.c fs/posix_acl.c: make posix_acl_create() safer and cleaner 2015-06-23 18:01:07 -04:00
proc_namespace.c
read_write.c new_sync_write(): discard ->ki_pos unless the return value is positive 2015-04-11 22:29:46 -04:00
readdir.c
select.c all arches, signal: move restart_block to struct task_struct 2015-02-12 18:54:12 -08:00
seq_file.c vfs: add seq_file_path() helper 2015-06-23 18:01:07 -04:00
signalfd.c
splice.c splice: sendfile() at once fails for big files 2015-05-06 09:27:41 -06:00
stack.c
stat.c VFS: assorted d_backing_inode() annotations 2015-04-15 15:06:59 -04:00
statfs.c
super.c fs:super:get_anon_bdev: fix race condition could cause dev exceed its upper limitation 2015-07-01 01:50:06 -04:00
sync.c
timerfd.c
utimes.c
xattr.c