[Virtio-fs] [PATCH 1/2] virtiofsd: Allow use "-o xattrmap" without "-o xattr"

[Dr. David Alan Gilbert]

* Greg Kurz (groug at kaod.org) wrote:
> On Wed, 14 Apr 2021 20:12:06 +0000
> Carlos Venegas <jose.carlos.venegas.munoz at intel.com> wrote:
> 
> > When -o xattrmap is used, it will not work unless xattr is enabled.
> > 
> > This patch enables xattr when -o xattrmap is used.
> > 
> > Signed-off-by: Carlos Venegas <jose.carlos.venegas.munoz at intel.com>
> > ---
> >  tools/virtiofsd/passthrough_ll.c | 1 +
> >  1 file changed, 1 insertion(+)
> > 
> > diff --git a/tools/virtiofsd/passthrough_ll.c b/tools/virtiofsd/passthrough_ll.c
> > index ddaf57305c..2337ea5a58 100644
> > --- a/tools/virtiofsd/passthrough_ll.c
> > +++ b/tools/virtiofsd/passthrough_ll.c
> > @@ -3939,6 +3939,7 @@ int main(int argc, char *argv[])
> >      }
> >  
> >      if (lo.xattrmap) {
> > +        lo.xattr = 1;
> >          parse_xattrmap(&lo);
> >      }
> >  
> 
> This seems reasonable. I'm just wondering if we should also
> add an explicit error if the user tries something silly
> like -o xattrmap=MAPPING,no_xattr instead of silently
> ignoring no_xattr...

That would be a nice addition, although I'll take this set is for now.

Dave

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-- 
Dr. David Alan Gilbert / dgilbert at redhat.com / Manchester, UK