From: Tao Ma Subject: [PATCH V1 17/17] ext4: Enable ext4 inline support. Date: Wed, 26 Oct 2011 15:34:28 +0800 Message-ID: <1319614468-11227-17-git-send-email-tm@tao.ma> References: <4EA7B788.3040503@tao.ma> <1319614468-11227-1-git-send-email-tm@tao.ma> Cc: tytso@mit.edu, linux-kernel@vger.kernel.org, adilger@dilger.ca To: linux-ext4@vger.kernel.org Return-path: In-Reply-To: <1319614468-11227-1-git-send-email-tm@tao.ma> Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-ext4.vger.kernel.org From: Tao Ma Signed-off-by: Tao Ma --- 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 4319c95..3e5644b 100644 --- a/fs/ext4/ext4.h +++ b/fs/ext4/ext4.h @@ -1377,6 +1377,7 @@ 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 9c63f27..4e9cd2f 100644 --- a/fs/ext4/ialloc.c +++ b/fs/ext4/ialloc.c @@ -1033,6 +1033,10 @@ 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