On Thu, Nov 14, 2013 at 08:56:13AM -0500, Chris Mason wrote:
> Quoting David Sterba (2013-11-14 08:30:45)
> > A way of disabling features that are on by default in case it's not
> > wanted, eg. due to lack of support in the used kernel.
> >
> > Signed-off-by: David Sterba <dsterba@xxxxxxx>
> > ---
> > mkfs.c | 6 +++++-
> > 1 file changed, 5 insertions(+), 1 deletion(-)
> >
> > diff --git a/mkfs.c b/mkfs.c
> > index cd0af9ef8b4f..f825e1b6bc2d 100644
> > --- a/mkfs.c
> > +++ b/mkfs.c
> > @@ -1168,7 +1168,11 @@ static int parse_one_fs_feature(const char *name, u64 *flags)
> > int found = 0;
> >
> > for (i = 0; i < ARRAY_SIZE(mkfs_features); i++) {
> > - if (!strcmp(mkfs_features[i].name, name)) {
> > + if (name[0] == '^' &&
> > + !strcmp(mkfs_features[i].name, name + 1)) {
> > + *flags &= ~ mkfs_features[i].flag;
> > + found = 1;
> > + } else if (!strcmp(mkfs_features[i].name, name)) {
> > *flags |= mkfs_features[i].flag;
> > found = 1;
> > }
>
> Perfect, I was going to do this today so I can enable extrefs.
Just sent :)
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