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Jan Kara 47e6935136 ext4: use iomap for zeroing blocks in DAX mode 
Use iomap infrastructure for zeroing blocks when in DAX mode.
ext4_iomap_begin() handles read requests just fine and that's all that
is needed for iomap_zero_range().

Reviewed-by: Ross Zwisler <ross.zwisler@linux.intel.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
2016-11-20 18:08:05 -05:00
..
9p
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
adfs
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
affs
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
afs
afs: call->operation_ID sometimes used as __be32 sometimes as u32
2016-10-13 17:03:52 +01:00
autofs4
autofs: refactor ioctl fn vector in iookup_dev_ioctl()
2016-10-11 15:06:31 -07:00
befs
befs fixes for 4.9-rc1
2016-10-15 12:09:13 -07:00
bfs
Merge remote-tracking branch 'ovl/rename2' into for-linus
2016-10-10 23:02:51 -04:00
btrfs
Merge branch 'for-4.9-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux
2016-11-04 20:08:16 -07:00
cachefiles
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
ceph
ceph: fix non static symbol warning
2016-10-18 12:30:32 +02:00
cifs
CIFS: Retrieve uid and gid from special sid if enabled
2016-10-14 14:22:16 -05:00
coda
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
configfs
Merge remote-tracking branch 'ovl/rename2' into for-linus
2016-10-10 23:02:51 -04:00
cramfs
more trivial ->iterate_shared conversions
2016-05-09 11:41:14 -04:00
crypto
fscrypto: don't use on-stack buffer for key derivation
2016-11-13 21:56:25 -05:00
debugfs
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
devpts
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
dlm
dlm: free workqueues after the connections
2016-10-10 09:54:00 -05:00
ecryptfs
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
efivarfs
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
efs
fs/efs/super.c: fix return value
2016-05-20 17:58:30 -07:00
exofs
fs: exofs: print a hex number after a 0x prefix
2016-10-27 18:43:43 -07:00
exportfs
exportfs: be careful to only return expected errors.
2016-10-06 09:07:44 -04:00
ext2
Merge branch 'dax-4.10-iomap-pmd' into origin
2016-11-13 22:02:15 -05:00
ext4
ext4: use iomap for zeroing blocks in DAX mode
2016-11-20 18:08:05 -05:00
f2fs
fscrypt: Let fs select encryption index/tweak
2016-11-13 20:18:16 -05:00
fat
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
freevxfs
freevxfs: update Kconfig information
2016-06-13 10:20:39 +02:00
fscache
Merge branch 'd_real' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/vfs into work.misc
2016-06-30 23:34:49 -04:00
fuse
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
gfs2
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
hfs
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
hfsplus
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
hostfs
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
hpfs
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
hugetlbfs
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
isofs
isofs: Do not return EACCES for unknown filesystems
2016-10-18 11:28:21 +02:00
jbd2
jbd2: fix incorrect unlock on j_list_lock
2016-10-12 23:19:18 -04:00
jffs2
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
jfs
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
kernfs
kernfs: Add noop_fsync to supported kernfs_file_fops
2016-10-27 17:47:11 +02:00
lockd
treewide: remove redundant #include <linux/kconfig.h>
2016-10-11 15:06:33 -07:00
logfs
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
minix
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
ncpfs
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
nfs
NFS client bugfixes for Linux 4.9
2016-10-21 19:06:59 -07:00
nfs_common
…
nfsd
nfsd: Fix general protection fault in release_lock_stateid()
2016-11-01 15:24:43 -04:00
nilfs2
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
nls
…
notify
fsnotify: clean up spinlock assertions
2016-10-07 18:46:26 -07:00
ntfs
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
ocfs2
ocfs2: fix memory leak in dlm_migrate_request_handler()
2016-10-11 15:06:30 -07:00
omfs
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
openpromfs
fs: Replace CURRENT_TIME with current_time() for inode timestamps
2016-09-27 21:06:21 -04:00
orangefs
orangefs: don't use d_time
2016-10-24 14:50:07 -04:00
overlayfs
ovl: fsync after copy-up
2016-10-31 14:42:14 +01:00
proc
proc: fix NULL dereference when reading /proc/<pid>/auxv
2016-10-27 18:43:43 -07:00
pstore
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
qnx4
more trivial ->iterate_shared conversions
2016-05-09 11:41:14 -04:00
qnx6
more trivial ->iterate_shared conversions
2016-05-09 11:41:14 -04:00
quota
quota: fill in Q_XGETQSTAT inode information for inactive quotas
2016-08-15 17:43:31 +02:00
ramfs
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
reiserfs
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
romfs
romfs, squashfs: switch to ->iterate_shared()
2016-05-09 11:41:15 -04:00
squashfs
vfs: Remove {get,set,remove}xattr inode operations
2016-10-07 21:48:36 -04:00
sysfs
Merge branch 'for-4.9' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup
2016-10-14 12:18:50 -07:00
sysv
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
tracefs
fs: Replace CURRENT_TIME with current_time() for inode timestamps
2016-09-27 21:06:21 -04:00
ubifs
ubifs: Fix regression in ubifs_readdir()
2016-10-28 14:48:31 +02:00
udf
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
ufs
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
xfs
Merge branch 'dax-4.10-iomap-pmd' into origin
2016-11-13 22:02:15 -05:00
aio.c
fs/aio.c: eliminate redundant loads in put_aio_ring_file
2016-09-27 21:45:46 -04:00
anon_inodes.c
…
attr.c
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
bad_inode.c
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
binfmt_aout.c
fs: fix binfmt_aout.c build error
2016-05-28 16:34:59 -07:00
binfmt_elf_fdpic.c
elf_fdpic_transfer_args_to_stack(): make it generic
2016-07-25 16:51:49 +10:00
binfmt_elf.c
x86/coredump: Use pr_reg size, rather that TIF_IA32 flag
2016-09-14 21:28:10 +02:00
binfmt_em86.c
fs/binfmt_em86.c: fix incompatible pointer type
2016-08-02 19:35:15 -04:00
binfmt_flat.c
binfmt_flat: allow compressed flat binary format to work on MMU systems
2016-07-28 13:29:12 +10:00
binfmt_misc.c
fs: Replace current_fs_time() with current_time()
2016-09-27 21:06:22 -04:00
binfmt_script.c
…
block_dev.c
block: implement (some of) fallocate for block devices
2016-10-11 15:06:30 -07:00
buffer.c
fs: use mapping_set_error instead of opencoded set_bit
2016-10-11 15:06:33 -07:00
char_dev.c
dax: define a unified inode/address_space for device-dax mappings
2016-08-23 22:58:51 -07:00
compat_binfmt_elf.c
…
compat_ioctl.c
fs: compat_ioctl: add pretimeout functions for watchdogs
2016-09-24 09:27:18 +02:00
compat.c
compat: remove compat_printk()
2016-09-27 21:20:53 -04:00
coredump.c
coredump: fix dumping through pipes
2016-06-07 22:07:09 -04:00
dax.c
dax: Introduce IOMAP_FAULT flag
2016-11-10 10:26:50 +11:00
dcache.c
Merge branch 'for-linus-2' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-08-07 10:01:14 -04:00
dcookies.c
…
direct-io.c
consistent treatment of EFAULT on O_DIRECT read/write
2016-10-03 20:38:55 -04:00
drop_caches.c
…
eventfd.c
eventfd: document lockless access in eventfd_poll
2016-03-22 15:36:02 -07:00
eventpoll.c
fs: poll/select/recvmmsg: use timespec64 for timeout events
2016-05-19 19:12:14 -07:00
exec.c
mm: replace get_user_pages_remote() write/force parameters with gup_flags
2016-10-19 08:12:02 -07:00
fcntl.c
fcntl: allow to set O_DIRECT flag on pipe
2016-01-09 02:55:37 -05:00
fhandle.c
fs/coredump: prevent fsuid=0 dumps into user-controlled directories
2016-03-22 15:36:02 -07:00
file_table.c
…
file.c
fs/file: more unsigned file descriptors
2016-09-27 18:47:38 -04:00
filesystems.c
find_filesystem(): simplify comparison
2016-01-19 12:02:23 -05:00
fs_pin.c
…
fs_struct.c
…
fs-writeback.c
mm, writeback: flush plugged IO in wakeup_flusher_threads()
2016-08-09 19:58:06 -06:00
inode.c
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
internal.h
Merge branch 'work.misc' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 13:04:49 -07:00
ioctl.c
vfs: cap dedupe request structure size at PAGE_SIZE
2016-09-15 13:29:52 -07:00
iomap.c
Merge branch 'dax-4.10-iomap-pmd' into origin
2016-11-13 22:02:15 -05:00
Kconfig
dax: remove "depends on BROKEN" from FS_DAX_PMD
2016-11-08 11:35:16 +11:00
Kconfig.binfmt
ARM: 8594/1: enable binfmt_flat on systems with an MMU
2016-08-12 16:47:05 +01:00
libfs.c
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
locks.c
locking, fs/locks: Add missing file_sem locks
2016-10-18 12:21:28 +02:00
Makefile
fs: introduce iomap infrastructure
2016-06-21 09:23:11 +10:00
mbcache.c
mbcache: fix to detect failure of register_shrinker
2016-08-31 11:44:36 -04:00
mount.h
mnt: Add a per mount namespace limit on the number of mounts
2016-09-30 12:46:48 -05:00
mpage.c
block/mm: make bdev_ops->rw_page() take a bool for read/write
2016-08-07 14:41:02 -06:00
namei.c
Merge branch 'overlayfs-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/vfs
2016-10-14 17:23:33 -07:00
namespace.c
This adds a new gcc plugin named "latent_entropy". It is designed to
2016-10-15 10:03:15 -07:00
no-block.c
…
nsfs.c
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
open.c
xfs: reflink update for 4.9-rc1
2016-10-13 20:28:22 -07:00
pipe.c
pipe: cap initial pipe capacity according to pipe-max-size limit
2016-10-11 15:06:32 -07:00
pnode.c
mnt: Add a per mount namespace limit on the number of mounts
2016-09-30 12:46:48 -05:00
pnode.h
mnt: Add a per mount namespace limit on the number of mounts
2016-09-30 12:46:48 -05:00
posix_acl.c
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2016-10-10 20:16:43 -07:00
proc_namespace.c
vfs: show_vfsstat: do not ignore errors from show_devname method
2016-03-16 13:09:08 -04:00
read_write.c
iov_iter: kernel-doc import_iovec() and rw_copy_check_uvector()
2016-10-14 20:00:34 -04:00
readdir.c
restore killability of old mutex_lock_killable(&inode->i_mutex) users
2016-05-26 00:13:25 -04:00
select.c
fs/select: add vmalloc fallback for select(2)
2016-10-11 15:06:30 -07:00
seq_file.c
seq/proc: modify seq_put_decimal_[u]ll to take a const char *, not char
2016-10-07 18:46:30 -07:00
signalfd.c
…
splice.c
fix ITER_PIPE interaction with direct_IO
2016-10-10 13:36:06 -04:00
stack.c
…
stat.c
fs/stat.c: drop the last new_valid_dev check
2016-01-16 11:17:23 -08:00
statfs.c
…
super.c
fs/super.c: don't fool lockdep in freeze_super() and thaw_super() paths
2016-10-14 20:41:59 -04:00
sync.c
mm, fs: get rid of PAGE_CACHE_* and page_cache_{get,release} macros
2016-04-04 10:41:08 -07:00
timerfd.c
timerfd: Reject ALARM timerfds without CAP_WAKE_ALARM
2016-06-09 23:42:38 +02:00
userfaultfd.c
mm: introduce fault_env
2016-07-26 16:19:19 -07:00
utimes.c
Merge remote-tracking branch 'jk/vfs' into work.misc
2016-10-08 11:06:08 -04:00
xattr.c
vfs: Remove {get,set,remove}xattr inode operations
2016-10-07 21:48:36 -04:00