[PATCH V2 19/19] ext4: Enable ext4 inline support.
From: Tao Ma <hidden>
Date: 2011-11-21 16:39:57
Also in:
linux-fsdevel, lkml
Subsystem:
ext4 file system, filesystems (vfs and infrastructure), the rest · Maintainers:
"Theodore Ts'o", Alexander Viro, Christian Brauner, Linus Torvalds
From: Tao Ma <redacted> Signed-off-by: Tao Ma <redacted> --- fs/ext4/ext4.h | 1 + fs/ext4/ialloc.c | 4 ++++ 2 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
index a88bc00..784893a 100644
--- a/fs/ext4/ext4.h
+++ b/fs/ext4/ext4.h@@ -1414,6 +1414,7 @@ static inline void ext4_clear_state_flags(struct ext4_inode_info *ei) #define EXT4_FEATURE_INCOMPAT_FLEX_BG 0x0200 #define EXT4_FEATURE_INCOMPAT_EA_INODE 0x0400 /* EA in inode */ #define EXT4_FEATURE_INCOMPAT_DIRDATA 0x1000 /* data in dirent */ +#define EXT4_FEATURE_INCOMPAT_INLINEDATA 0x2000 /* data in inode */ #define EXT2_FEATURE_COMPAT_SUPP EXT4_FEATURE_COMPAT_EXT_ATTR #define EXT2_FEATURE_INCOMPAT_SUPP (EXT4_FEATURE_INCOMPAT_FILETYPE| \
diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c
index 00beb4f..4f7fe21 100644
--- a/fs/ext4/ialloc.c
+++ b/fs/ext4/ialloc.c@@ -897,6 +897,10 @@ got: ei->i_extra_isize = EXT4_SB(sb)->s_want_extra_isize; + ei->i_inline_off = 0; + if (EXT4_HAS_INCOMPAT_FEATURE(sb, EXT4_FEATURE_INCOMPAT_INLINEDATA)) + ext4_set_inode_state(inode, EXT4_STATE_MAY_INLINE_DATA); + ret = inode; dquot_initialize(inode); err = dquot_alloc_inode(inode);
--
1.7.0.4