This patch adds noinline_dentry mount option.
Signed-off-by: Chao Yu <yuch...@huawei.com>
---
Documentation/filesystems/f2fs.txt | 1 +
fs/f2fs/super.c | 7 +++++++
2 files changed, 8 insertions(+)
diff --git a/Documentation/filesystems/f2fs.txt
b/Documentation/filesystems/f2fs.txt
index ecd8080..753dd4f 100644
--- a/Documentation/filesystems/f2fs.txt
+++ b/Documentation/filesystems/f2fs.txt
@@ -131,6 +131,7 @@ inline_dentry Enable the inline dir feature: data
in new created
directory entries can be written into inode block. The
space of inode block which is used to store inline
dentries is limited to ~3.4k.
+noinline_dentry Diable the inline dentry feature.
flush_merge Merge concurrent cache_flush commands as much as possible
to eliminate redundant command issues. If the underlying
device handles the cache_flush command relatively slowly,
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index 7974833..b776414 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -87,6 +87,7 @@ enum {
Opt_inline_xattr,
Opt_inline_data,
Opt_inline_dentry,
+ Opt_noinline_dentry,
Opt_flush_merge,
Opt_noflush_merge,
Opt_nobarrier,
@@ -118,6 +119,7 @@ static match_table_t f2fs_tokens = {
{Opt_inline_xattr, "inline_xattr"},
{Opt_inline_data, "inline_data"},
{Opt_inline_dentry, "inline_dentry"},
+ {Opt_noinline_dentry, "noinline_dentry"},
{Opt_flush_merge, "flush_merge"},
{Opt_noflush_merge, "noflush_merge"},
{Opt_nobarrier, "nobarrier"},
@@ -488,6 +490,9 @@ static int parse_options(struct super_block *sb, char
*options)
case Opt_inline_dentry:
set_opt(sbi, INLINE_DENTRY);
break;
+ case Opt_noinline_dentry:
+ clear_opt(sbi, INLINE_DENTRY);
+ break;
case Opt_flush_merge:
set_opt(sbi, FLUSH_MERGE);
break;
@@ -879,6 +884,8 @@ static int f2fs_show_options(struct seq_file *seq, struct
dentry *root)
seq_puts(seq, ",noinline_data");
if (test_opt(sbi, INLINE_DENTRY))
seq_puts(seq, ",inline_dentry");
+ else
+ seq_puts(seq, ",noinline_dentry");
if (!f2fs_readonly(sbi->sb) && test_opt(sbi, FLUSH_MERGE))
seq_puts(seq, ",flush_merge");
if (test_opt(sbi, NOBARRIER))
--
2.8.2.311.gee88674
