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Dave Hansen 42a74f206b [PATCH] r/o bind mounts: elevate write count for ioctls() 
Some ioctl()s can cause writes to the filesystem.  Take these, and make them
use mnt_want/drop_write() instead.

[AV: updated]

Acked-by: Al Viro <viro@ZenIV.linux.org.uk>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Dave Hansen <haveblue@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
 		2008-04-19 00:29:24 -04:00
..
9p Convert ERR_PTR(PTR_ERR(p)) instances to ERR_CAST(p) 2008-02-07 08:42:26 -08:00
adfs mount options: fix adfs 2008-02-08 09:22:39 -08:00
affs mount options: fix affs 2008-02-08 09:22:39 -08:00
afs AFS: Do not describe debug parameters with their value 2008-04-16 07:43:48 -07:00
autofs mount options: fix autofs 2008-02-08 09:22:40 -08:00
autofs4 Introduce path_put() 2008-02-14 21:13:33 -08:00
befs mount options: fix befs 2008-02-08 09:22:40 -08:00
bfs iget: stop BFS from using iget() and read_inode() 2008-02-07 08:42:27 -08:00
cifs cifs: fix misannotations 2008-03-30 14:20:23 -07:00
coda Introduce path_put() 2008-02-14 21:13:33 -08:00
configfs Introduce path_put() 2008-02-14 21:13:33 -08:00
cramfs fs/cramfs/inode.c: replace hardcoded value with preprocessor constant 2007-10-18 14:37:29 -07:00
debugfs debugfs: fix sparse warnings 2008-03-04 14:47:06 -08:00
devpts mount options: fix devpts 2008-02-08 09:22:40 -08:00
dlm dlm: fix rcom_names message to self 2008-02-21 15:19:54 -06:00
ecryptfs eCryptfs: Swap dput() and mntput() 2008-03-19 18:53:36 -07:00
efs efs: update error msg to not refer to deleted read_inode() 2008-04-02 15:28:19 -07:00
exportfs exportfs: update documentation 2007-10-22 08:13:21 -07:00
ext2 [PATCH] r/o bind mounts: elevate write count for ioctls() 2008-04-19 00:29:24 -04:00
ext3 [PATCH] r/o bind mounts: elevate write count for ioctls() 2008-04-19 00:29:24 -04:00
ext4 [PATCH] r/o bind mounts: elevate write count for ioctls() 2008-04-19 00:29:24 -04:00
fat [PATCH] r/o bind mounts: elevate write count for ioctls() 2008-04-19 00:29:24 -04:00
freevxfs iget: stop FreeVXFS from using iget() and read_inode() 2008-02-07 08:42:28 -08:00
fuse fuse: fix permission checking 2008-02-23 17:12:13 -08:00
gfs2 [GFS2] fix assertion in log_refund() 2008-04-18 08:36:09 +01:00
hfs hfs_bnode_find() can fail, resulting in hfs_bnode_split() breakage 2008-03-17 09:46:55 -07:00
hfsplus [PATCH] r/o bind mounts: elevate write count for ioctls() 2008-04-19 00:29:24 -04:00
hostfs uml: fix hostfs tv_usec calculations 2008-02-05 09:44:30 -08:00
hpfs mount options: fix hpfs 2008-02-08 09:22:40 -08:00
hppfs [PATCH] sanitize hppfs 2008-03-19 06:42:18 -04:00
hugetlbfs [PATCH] double iput() on failure exit in hugetlb 2008-03-19 06:55:01 -04:00
isofs zisofs: fix readpage() outside i_size 2008-03-19 18:53:36 -07:00
jbd jbd/jbd2 NULL noise 2008-03-30 14:18:41 -07:00
jbd2 jbd/jbd2 NULL noise 2008-03-30 14:18:41 -07:00
jffs2 JFFS2 Fix of panics caused by wrong condition for hole frag creation in write_begin 2008-04-14 15:43:14 -07:00
jfs [PATCH] r/o bind mounts: elevate write count for ioctls() 2008-04-19 00:29:24 -04:00
lockd Wrap buffers used for rpc debug printks into RPC_IFDEBUG 2008-02-21 18:42:29 -05:00
minix iget: stop the MINIX filesystem from using iget() and read_inode() 2008-02-07 08:42:28 -08:00
msdos
…
ncpfs [PATCH] r/o bind mounts: elevate write count for ncp_ioctl() 2008-04-19 00:29:23 -04:00
nfs fix bug - executing FDPIC ELF on NFS mount triggers BUG() at mm/nommu.c:862:/do_mmap_private() 2008-04-08 21:06:56 -04:00
nfs_common
…
nfsd [PATCH] r/o bind mounts: elevate write count for xattr_permission() callers 2008-04-19 00:29:15 -04:00
nls sparse pointer use of zero as null 2007-10-18 14:37:31 -07:00
ntfs is_vmalloc_addr(): Check if an address is within the vmalloc boundaries 2008-02-05 09:44:14 -08:00
ocfs2 [PATCH] r/o bind mounts: elevate write count for ioctls() 2008-04-19 00:29:24 -04:00
openpromfs iget: stop OPENPROMFS from using iget() and read_inode() 2008-02-07 08:42:29 -08:00
partitions Enhanced partition statistics: remove old partition statistics 2008-02-08 12:42:01 +01:00
proc Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6 2008-04-03 14:33:42 -07:00
qnx4 iget: stop QNX4 from using iget() and read_inode() 2008-02-07 08:42:28 -08:00
ramfs Remove valueless definition of hard-selected RAMFS option 2007-10-17 08:42:56 -07:00
reiserfs [PATCH] r/o bind mounts: elevate write count for ioctls() 2008-04-19 00:29:24 -04:00
romfs ROMFS: Fix up an error in iget removal 2008-03-19 18:53:36 -07:00
smbfs NULL noise: fs/*, mm/*, kernel/* 2008-03-30 14:18:41 -07:00
sysfs sysfs: Allow removal of symlinks in the sysfs root 2008-04-18 08:56:10 -07:00
sysv iget: stop the SYSV filesystem from using iget() and read_inode() 2008-02-07 08:42:29 -08:00
udf udf: fix udf_add_free_space 2008-02-13 16:21:20 -08:00
ufs fs/ufs/balloc.c: fix sparc64 printk warning 2008-03-19 18:53:37 -07:00
vfat Convert ERR_PTR(PTR_ERR(p)) instances to ERR_CAST(p) 2008-02-07 08:42:26 -08:00
xfs [PATCH] r/o bind mounts: elevate write count for ioctls() 2008-04-19 00:29:24 -04:00
Kconfig ocfs2: Allow selection of cluster plug-ins. 2008-04-18 08:56:07 -07:00
Kconfig.binfmt aout: suppress A.OUT library support if !CONFIG_ARCH_SUPPORTS_AOUT 2008-02-08 09:22:30 -08:00
Makefile x86: compat_binfmt_elf Kconfig 2008-01-30 13:31:46 +01:00
aio.c eventfd/kaio integration fix 2008-04-11 08:06:43 -07:00
anon_inodes.c [PATCH] fix up new filp allocators 2008-03-19 06:54:05 -04:00
attr.c VFS: make notify_change pass ATTR_KILL_S*ID to setattr operations 2007-10-18 14:37:22 -07:00
bad_inode.c iget: introduce a function to register iget failure 2008-02-07 08:42:26 -08:00
binfmt_aout.c aout: suppress A.OUT library support if !CONFIG_ARCH_SUPPORTS_AOUT 2008-02-08 09:22:30 -08:00
binfmt_elf.c core dump: user_regset writeback 2008-03-04 16:35:10 -08:00
binfmt_elf_fdpic.c pid namespaces: changes to show virtual ids to user 2007-10-19 11:53:40 -07:00
binfmt_em86.c Convert files to UTF-8 and some cleanups 2007-10-19 23:21:04 +02:00
binfmt_flat.c FLAT binaries: drop BINFMT_FLAT bad header magic warning 2008-02-14 20:58:05 -08:00
binfmt_misc.c Convert files to UTF-8 and some cleanups 2007-10-19 23:21:04 +02:00
binfmt_script.c Convert files to UTF-8 and some cleanups 2007-10-19 23:21:04 +02:00
binfmt_som.c aout: remove unnecessary inclusions of {asm, linux}/a.out.h 2008-02-08 09:22:30 -08:00
bio.c Revert "unexport bio_{,un}map_user" 2008-03-17 21:14:40 +01:00
block_dev.c fs/block_dev.c: remove #if 0'ed code 2008-02-19 10:04:00 +01:00
buffer.c Be more careful about marking buffers dirty 2008-04-04 14:38:17 -07:00
char_dev.c fs/char_dev.c: chrdev_open marked static and removed from fs.h 2008-02-08 09:22:42 -08:00
compat.c Merge branch 'linus_origin' into hotfixes 2008-02-15 13:36:30 -05:00
compat_binfmt_elf.c x86: compat_binfmt_elf 2008-01-30 13:31:46 +01:00
compat_ioctl.c d_path: Make d_path() use a struct path 2008-02-14 21:17:09 -08:00
dcache.c dentries: Extract common code to remove dentry from lru 2008-02-14 21:17:09 -08:00
dcookies.c d_path: Make d_path() use a struct path 2008-02-14 21:17:09 -08:00
direct-io.c Pagecache zeroing: zero_user_segment, zero_user_segments and zero_user 2008-02-05 09:44:13 -08:00
dnotify.c mm: Remove slab destructors from kmem_cache_create(). 2007-07-20 10:11:58 +09:00
dquot.c quota: add possibly missing iput() when quotaon and quotaoff races 2008-03-19 18:53:35 -07:00
drop_caches.c invalidate_mapping_pages(): add cond_resched 2007-07-16 09:05:36 -07:00
eventfd.c fs/eventfd.c should #include <linux/syscalls.h> 2008-02-06 10:41:03 -08:00
eventpoll.c lockdep: annotate epoll 2008-02-05 09:44:07 -08:00
exec.c Allow ARG_MAX execve string space even with a small stack limit 2008-03-03 10:12:14 -08:00
fcntl.c fs: remove fastcall, it is always empty 2008-02-08 09:22:31 -08:00
fifo.c Detach sched.h from mm.h 2007-05-21 09:18:19 -07:00
file.c get rid of NR_OPEN and introduce a sysctl_nr_open 2008-02-06 10:41:06 -08:00
file_table.c [PATCH] r/o bind mounts: create helper to drop file write access 2008-04-19 00:25:32 -04:00
filesystems.c
…
fs-writeback.c fs: fix kernel-doc notation warnings 2008-03-19 18:53:36 -07:00
generic_acl.c Introduce is_owner_or_cap() to wrap CAP_FOWNER use with fsuid check 2007-07-17 12:00:03 -07:00
inode.c [PATCH] r/o bind mounts: write count for file_update_time() 2008-04-19 00:29:24 -04:00
inotify.c inotify: remove debug code 2008-02-06 10:41:07 -08:00
inotify_user.c Introduce path_put() 2008-02-14 21:13:33 -08:00
internal.h
…
ioctl.c fix up kerneldoc in fs/ioctl.c a little bit 2008-02-09 11:08:33 -08:00
ioprio.c cfq-iosched: relax IOPRIO_CLASS_IDLE restrictions 2008-01-28 11:38:15 +01:00
libfs.c Pagecache zeroing: zero_user_segment, zero_user_segments and zero_user 2008-02-05 09:44:13 -08:00
locks.c locks: fix possible infinite loop in fcntl(F_SETLKW) over nfs 2008-04-14 12:22:14 -07:00
mbcache.c vfs: fix possible deadlock in ext2, ext3, ext4 when using xattrs 2008-04-15 19:35:41 -07:00
mpage.c docbook: fix filesystems.tmpl source files 2008-03-03 10:47:13 -08:00
namei.c [PATCH] r/o bind mounts: get write access for vfs_rename() callers 2008-04-19 00:25:34 -04:00
namespace.c [PATCH] r/o bind mounts: stub functions 2008-04-19 00:25:32 -04:00
nfsctl.c Introduce path_put() 2008-02-14 21:13:33 -08:00
no-block.c
…
open.c [PATCH] merge open_namei() and do_filp_open() 2008-04-19 00:25:32 -04:00
pipe.c [PATCH] fix up new filp allocators 2008-03-19 06:54:05 -04:00
pnode.c [PATCH] count ghost references to vfsmounts 2008-03-27 20:47:46 -04:00
pnode.h [PATCH] new helpers - collect_mounts() and release_collected_mounts() 2007-10-21 02:37:25 -04:00
posix_acl.c
…
quota.c Convert ERR_PTR(PTR_ERR(p)) instances to ERR_CAST(p) 2008-02-07 08:42:26 -08:00
quota_v1.c
…
quota_v2.c
…
read_write.c remove the unused exports of sys_open/sys_read 2008-02-08 09:22:36 -08:00
read_write.h
…
readdir.c Use mutex_lock_killable in vfs_readdir 2007-12-06 17:39:54 -05:00
select.c make sys_poll() wait at least timeout ms 2008-02-06 10:41:09 -08:00
seq_file.c d_path: Make d_path() use a struct path 2008-02-14 21:17:09 -08:00
signalfd.c signalfd: fix for incorrect SI_QUEUE user data reporting 2008-04-11 08:06:44 -07:00
splice.c splice: fix infinite loop in generic_file_splice_read() 2008-04-10 08:24:25 +02:00
stack.c
…
stat.c Introduce path_put() 2008-02-14 21:13:33 -08:00
super.c [PATCH] r/o bind mounts: drop write during emergency remount 2008-04-19 00:25:33 -04:00
sync.c Introduce fixed sys_sync_file_range2() syscall, implement on PowerPC and ARM 2007-06-28 11:38:30 -07:00
timerfd.c timerfd: new timerfd API 2008-02-05 09:44:07 -08:00
utimes.c [PATCH] r/o bind mounts: elevate write count for do_utimes() 2008-04-19 00:29:24 -04:00
xattr.c [PATCH] r/o bind mounts: elevate write count for xattr_permission() callers 2008-04-19 00:29:15 -04:00
xattr_acl.c
…