Hi Jaegeuk,
On 2016/8/27 1:11, Jaegeuk Kim wrote:
> Hi Chao,
>
> I integrated this patch into the original patch which makes inline_dentry by
> default. And, I couldn't find any bug case from my test-cases. :)
OK, it seems that this feature becomes stable now. :)
Thanks,
>
> Thanks,
>
> On Fri, Aug 26, 2016 at 09:01:22AM +0800, Chao Yu wrote:
>> 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
>
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