Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 004f0e80 authored by Jaegeuk Kim's avatar Jaegeuk Kim
Browse files

f2fs: export FS_NOCOW_FL flag to user 



This exports pin_file status to user.

Reviewed-by: default avatarChao Yu <yuchao0@huawei.com>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent adbfc045

fs/f2fs/f2fs.h

+2 −1
Original line number Diff line number Diff line
@@ -2301,11 +2301,12 @@ static inline void f2fs_change_bit(unsigned int nr, char *addr) 
#define F2FS_EXTENTS_FL			0x00080000 /* Inode uses extents */

#define F2FS_EA_INODE_FL	        0x00200000 /* Inode used for large EA */

#define F2FS_EOFBLOCKS_FL		0x00400000 /* Blocks allocated beyond EOF */

#define F2FS_NOCOW_FL			0x00800000 /* Do not cow file */

#define F2FS_INLINE_DATA_FL		0x10000000 /* Inode has inline data. */

#define F2FS_PROJINHERIT_FL		0x20000000 /* Create with parents projid */

#define F2FS_RESERVED_FL		0x80000000 /* reserved for ext4 lib */



#define F2FS_FL_USER_VISIBLE		0x304BDFFF /* User visible flags */

#define F2FS_FL_USER_VISIBLE		0x30CBDFFF /* User visible flags */

#define F2FS_FL_USER_MODIFIABLE		0x204BC0FF /* User modifiable flags */



/* Flags we can manipulate with through F2FS_IOC_FSSETXATTR */

fs/f2fs/file.c

+2 −0
Original line number Diff line number Diff line
@@ -1651,6 +1651,8 @@ static int f2fs_ioc_getflags(struct file *filp, unsigned long arg) 
		flags |= F2FS_ENCRYPT_FL;

	if (f2fs_has_inline_data(inode) || f2fs_has_inline_dentry(inode))

		flags |= F2FS_INLINE_DATA_FL;

	if (is_inode_flag_set(inode, FI_PIN_FILE))

		flags |= F2FS_NOCOW_FL;



	flags &= F2FS_FL_USER_VISIBLE;