Re: [Qemu-devel] [PATCH 04/17] virtio-9p: Implement P9_TSTAT

["Aneesh Kumar K. V" <aneesh.kumar@linux.vnet.ibm.com>]

On Wed, 3 Mar 2010 23:35:36 +0300 (MSK), malc <av1474@comtv.ru> wrote:
> On Wed, 3 Mar 2010, Anthony Liguori wrote:
> 
> > This get the mount to work on the guest
> > 
> > [kiran@linux.vnet.ibm.com: malloc to qemu_malloc conversion]
> > 
> > Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
> > Signed-off-by: Gautham R Shenoy <ego@in.ibm.com>
> > Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
> > ---
> >  hw/virtio-9p-local.c |    7 ++
> >  hw/virtio-9p.c       |  169 +++++++++++++++++++++++++++++++++++++++++++++++++-
> >  2 files changed, 174 insertions(+), 2 deletions(-)
> > 
> > diff --git a/hw/virtio-9p-local.c b/hw/virtio-9p-local.c
> > index 204437c..9752f76 100644
> > --- a/hw/virtio-9p-local.c
> > +++ b/hw/virtio-9p-local.c
> > @@ -72,9 +72,16 @@ static int local_setuid(void *opaque, uid_t uid)
> >      return 0;
> >  }
> >  
> > +static ssize_t local_readlink(void *opaque, const char *path,
> > +			      char *buf, size_t bufsz)
> > +{
> > +    return readlink(rpath(path), buf, bufsz);
> > +}
> > +
> >  static V9fsPosixFileOperations ops = {
> >      .lstat = local_lstat,
> >      .setuid = local_setuid,
> > +    .readlink = local_readlink,
> >  };
> >  
> >  V9fsPosixFileOperations *virtio_9p_init_local(const char *path)
> > diff --git a/hw/virtio-9p.c b/hw/virtio-9p.c
> > index c63ac80..10bcd89 100644
> > --- a/hw/virtio-9p.c
> > +++ b/hw/virtio-9p.c
> > @@ -102,6 +102,21 @@ static int posix_setuid(V9fsState *s, uid_t uid)
> >      return s->ops->setuid(s->ops->opaque, uid);
> >  }
> >  
> > +static ssize_t posix_readlink(V9fsState *s, V9fsString *path, V9fsString *buf)
> > +{
> > +    ssize_t len;
> > +
> > +    buf->data = qemu_malloc(1024);
> > +
> > +    len = s->ops->readlink(s->ops->opaque, path->data, buf->data, 1024 - 1);
> > +    if (len > -1) {
> > +	buf->size = len;
> > +	buf->data[len] = 0;
> > +    }
> > +
> > +    return len;
> > +}
> > +
> >  static void v9fs_string_free(V9fsString *str)
> >  {
> >      free(str->data);
> 
> Should be qemu_free, no?
> 


Updated the patch

-aneesh