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f2fs: introduce noinline_xattr mount option 

This patch introduces new mount option 'noinline_xattr', so we can disable
inline xattr functionality which is already set as a default mount option.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Chao Yu 2017-02-15 10:34:45 +08:00 committed by Jaegeuk Kim
parent 25cc5d3b9d
commit 23cf7212a1
2 changed files with 12 additions and 0 deletions
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1
Documentation/filesystems/f2fs.txt
View File

@ -125,6 +125,7 @@ active_logs=%u Support configuring the number of active logs. In the
disable_ext_identify Disable the extension list configured by mkfs, so f2fs
does not aware of cold files such as media files.
inline_xattr Enable the inline xattrs feature.
noinline_xattr Disable the inline xattrs feature.
inline_data Enable the inline data feature: New created small(<~3.4k)
files can be written into inode block.
inline_dentry Enable the inline dir feature: data in new created

11
fs/f2fs/super.c
View File

@ -89,6 +89,7 @@ enum {
Opt_active_logs,
Opt_disable_ext_identify,
Opt_inline_xattr,
Opt_noinline_xattr,
Opt_inline_data,
Opt_inline_dentry,
Opt_noinline_dentry,
@ -122,6 +123,7 @@ static match_table_t f2fs_tokens = {
{Opt_active_logs, "active_logs=%u"},
{Opt_disable_ext_identify, "disable_ext_identify"},
{Opt_inline_xattr, "inline_xattr"},
{Opt_noinline_xattr, "noinline_xattr"},
{Opt_inline_data, "inline_data"},
{Opt_inline_dentry, "inline_dentry"},
{Opt_noinline_dentry, "noinline_dentry"},
@ -444,6 +446,9 @@ static int parse_options(struct super_block *sb, char *options)
case Opt_inline_xattr:
set_opt(sbi, INLINE_XATTR);
break;
case Opt_noinline_xattr:
clear_opt(sbi, INLINE_XATTR);
break;
#else
case Opt_user_xattr:
f2fs_msg(sb, KERN_INFO,
@ -457,6 +462,10 @@ static int parse_options(struct super_block *sb, char *options)
f2fs_msg(sb, KERN_INFO,
"inline_xattr options not supported");
break;
case Opt_noinline_xattr:
f2fs_msg(sb, KERN_INFO,
"noinline_xattr options not supported");
break;
#endif
#ifdef CONFIG_F2FS_FS_POSIX_ACL
case Opt_acl:
@ -909,6 +918,8 @@ static int f2fs_show_options(struct seq_file *seq, struct dentry *root)
seq_puts(seq, ",nouser_xattr");
if (test_opt(sbi, INLINE_XATTR))
seq_puts(seq, ",inline_xattr");
else
seq_puts(seq, ",noinline_xattr");
#endif
#ifdef CONFIG_F2FS_FS_POSIX_ACL
if (test_opt(sbi, POSIX_ACL))