Hi Chao,
On Wed, Dec 16, 2015 at 10:38:27AM +0800, Chao Yu wrote:
...
> > > +++ b/fs/f2fs/super.c
> > > @@ -67,6 +67,7 @@ enum {
> > > Opt_extent_cache,
> > > Opt_noextent_cache,
> > > Opt_noinline_data,
> > > + Opt_data_flush,
> >
> > Need Opt_nodata_flush too.
>
> We need this unless we set data_flush as a default option. Is that right?
I meant both of them.
Thanks,
>
> Thanks,
>
> >
> > Thanks,
> >
> > > Opt_nodiscard,
> > > Opt_err,
> > > };
> > > @@ -92,6 +93,7 @@ static match_table_t f2fs_tokens = {
> > > {Opt_extent_cache, "extent_cache"},
> > > {Opt_noextent_cache, "noextent_cache"},
> > > {Opt_noinline_data, "noinline_data"},
> > > + {Opt_data_flush, "data_flush"},
> > > {Opt_nodiscard, "nodiscard"},
> > > {Opt_err, NULL},
> > > };
> > > @@ -411,6 +413,9 @@ static int parse_options(struct super_block *sb, char
> > > *options)
> > > case Opt_noinline_data:
> > > clear_opt(sbi, INLINE_DATA);
> > > break;
> > > + case Opt_data_flush:
> > > + clear_opt(sbi, DATA_FLUSH);
> > > + break;
> > > default:
> > > f2fs_msg(sb, KERN_ERR,
> > > "Unrecognized mount option \"%s\" or missing
> > > value",
> > > @@ -694,6 +699,8 @@ static int f2fs_show_options(struct seq_file *seq,
> > > struct dentry *root)
> > > seq_puts(seq, ",extent_cache");
> > > else
> > > seq_puts(seq, ",noextent_cache");
> > > + if (test_opt(sbi, DATA_FLUSH))
> > > + seq_puts(seq, ",data_flush");
> > > seq_printf(seq, ",active_logs=%u", sbi->active_logs);
> > >
> > > return 0;
> > > --
> > > 2.6.3
> > >
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