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linux/fs/ext4
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Namjae Jeon 331573febb ext4: Add support FALLOC_FL_INSERT_RANGE for fallocate 
This patch implements fallocate's FALLOC_FL_INSERT_RANGE for Ext4.

1) Make sure that both offset and len are block size aligned.
2) Update the i_size of inode by len bytes.
3) Compute the file's logical block number against offset. If the computed
   block number is not the starting block of the extent, split the extent
   such that the block number is the starting block of the extent.
4) Shift all the extents which are lying between [offset, last allocated extent]
   towards right by len bytes. This step will make a hole of len bytes
   at offset.

Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com>
Signed-off-by: Ashish Sangwan <a.sangwan@samsung.com>
2015-06-09 01:55:03 -04:00
..
acl.c ext4: remove unused header files 2015-04-02 23:47:42 -04:00
acl.h
balloc.c ext4: verify block bitmap even after fresh initialization 2015-06-08 11:18:52 -04:00
bitmap.c ext4: remove unused header files 2015-04-02 23:47:42 -04:00
block_validity.c ext4: remove unused header files 2015-04-02 23:47:42 -04:00
crypto.c ext4 crypto: fix ext4_get_crypto_ctx()'s calling convention in ext4_decrypt_one 2015-06-08 11:54:56 -04:00
crypto_fname.c ext4 crypto: allocate the right amount of memory for the on-disk symlink 2015-05-31 13:35:32 -04:00
crypto_key.c ext4 crypto: use per-inode tfm structure 2015-05-31 13:34:22 -04:00
crypto_policy.c ext4 crypto: handle unexpected lack of encryption keys 2015-05-31 13:35:39 -04:00
dir.c ext4 crypto: make sure the encryption info is initialized on opendir(2) 2015-05-31 13:34:57 -04:00
ext4.h ext4: Add support FALLOC_FL_INSERT_RANGE for fallocate 2015-06-09 01:55:03 -04:00
ext4_crypto.h ext4 crypto: allocate bounce pages using GFP_NOWAIT 2015-06-03 09:32:39 -04:00
ext4_extents.h
ext4_jbd2.c ext4: fix NULL pointer dereference when journal restart fails 2015-05-14 18:55:18 -04:00
ext4_jbd2.h
extents.c ext4: Add support FALLOC_FL_INSERT_RANGE for fallocate 2015-06-09 01:55:03 -04:00
extents_status.c ext4: fix data corruption caused by unwritten and delayed extents 2015-05-02 21:36:55 -04:00
extents_status.h ext4: introduce aging to extent status tree 2014-11-25 11:55:24 -05:00
file.c ext4 crypto: handle unexpected lack of encryption keys 2015-05-31 13:35:39 -04:00
fsync.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
hash.c ext4: remove unused header files 2015-04-02 23:47:42 -04:00
ialloc.c ext4 crypto: encrypt tmpfile located in encryption protected directory 2015-05-31 13:35:02 -04:00
indirect.c direct-io: only inc/dec inode->i_dio_count for file systems 2015-04-24 15:45:28 -04:00
inline.c ext4 crypto: optimize filename encryption 2015-05-18 13:14:47 -04:00
inode.c ext4: fix lazytime optimization 2015-05-14 18:19:01 -04:00
ioctl.c ext4 crypto: fix sparse warnings in fs/ext4/ioctl.c 2015-06-08 12:23:21 -04:00
Kconfig ext4 crypto: require CONFIG_CRYPTO_CTR if ext4 encryption is enabled 2015-05-31 13:31:37 -04:00
Makefile ext4 crypto: filename encryption facilities 2015-04-12 00:56:17 -04:00
mballoc.c ext4: return error code from ext4_mb_good_group() 2015-06-08 11:40:40 -04:00
mballoc.h
migrate.c VFS: normal filesystems (and lustre): d_inode() annotations 2015-04-15 15:06:57 -04:00
mmp.c
move_extent.c move_extent_per_page(): get rid of unused w_flags 2014-12-17 06:43:56 -05:00
namei.c ext4 crypto: allocate the right amount of memory for the on-disk symlink 2015-05-31 13:35:32 -04:00
page-io.c ext4 crypto: shrink size of the ext4_crypto_ctx structure 2015-05-31 13:31:34 -04:00
readpage.c ext4 crypto: shrink size of the ext4_crypto_ctx structure 2015-05-31 13:31:34 -04:00
resize.c ext4: fix growing of tiny filesystems 2015-05-02 23:58:32 -04:00
super.c ext4 crypto: release crypto resource on module exit 2015-05-31 13:37:35 -04:00
symlink.c ext4 crypto: use per-inode tfm structure 2015-05-31 13:34:22 -04:00
truncate.h
xattr.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
xattr.h ext4 crypto: add encryption xattr support 2015-04-11 07:47:00 -04:00
xattr_security.c VFS: normal filesystems (and lustre): d_inode() annotations 2015-04-15 15:06:57 -04:00
xattr_trusted.c VFS: normal filesystems (and lustre): d_inode() annotations 2015-04-15 15:06:57 -04:00
xattr_user.c VFS: normal filesystems (and lustre): d_inode() annotations 2015-04-15 15:06:57 -04:00