f2fs: enable inline data by default

Enable inline_data feature by default since it brings us better
performance and space utilization and now has already stable.
Add another option noinline_data to disable it during mount.

Suggested-by: Jaegeuk Kim <jaegeuk@kernel.org>
Suggested-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Wanpeng Li <wanpeng.li@linux.intel.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

diff --git a/Documentation/filesystems/f2fs.txt b/Documentation/filesystems/f2fs.txt
index 48e2123..e9e750e 100644 (file)
--- a/Documentation/filesystems/f2fs.txt
+++ b/Documentation/filesystems/f2fs.txt
@@ -144,6 +144,8 @@ extent_cache           Enable an extent cache based on rb-tree, it can cache
                        as many as extent which map between contiguous logical
                        address and physical address per inode, resulting in
                        increasing the cache hit ratio.
+noinline_data          Disable the inline data feature, inline data feature is
+                       enabled by default.
 
 ================================================================================
 DEBUGFS ENTRIES

diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index fc6857f..45aa843 100644 (file)
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -58,6 +58,7 @@ enum {
        Opt_nobarrier,
        Opt_fastboot,
        Opt_extent_cache,
+       Opt_noinline_data,
        Opt_err,
 };
 
@@ -80,6 +81,7 @@ static match_table_t f2fs_tokens = {
        {Opt_nobarrier, "nobarrier"},
        {Opt_fastboot, "fastboot"},
        {Opt_extent_cache, "extent_cache"},
+       {Opt_noinline_data, "noinline_data"},
        {Opt_err, NULL},
 };
 
@@ -372,6 +374,9 @@ static int parse_options(struct super_block *sb, char *options)
                case Opt_extent_cache:
                        set_opt(sbi, EXTENT_CACHE);
                        break;
+               case Opt_noinline_data:
+                       clear_opt(sbi, INLINE_DATA);
+                       break;
                default:
                        f2fs_msg(sb, KERN_ERR,
                                "Unrecognized mount option \"%s\" or missing value",
@@ -596,6 +601,8 @@ static int f2fs_show_options(struct seq_file *seq, struct dentry *root)
                seq_puts(seq, ",disable_ext_identify");
        if (test_opt(sbi, INLINE_DATA))
                seq_puts(seq, ",inline_data");
+       else
+               seq_puts(seq, ",noinline_data");
        if (test_opt(sbi, INLINE_DENTRY))
                seq_puts(seq, ",inline_dentry");
        if (!f2fs_readonly(sbi->sb) && test_opt(sbi, FLUSH_MERGE))
@@ -991,6 +998,7 @@ try_onemore:
        sbi->active_logs = NR_CURSEG_TYPE;
 
        set_opt(sbi, BG_GC);
+       set_opt(sbi, INLINE_DATA);
 
 #ifdef CONFIG_F2FS_FS_XATTR
        set_opt(sbi, XATTR_USER);