Commit-ID: d43b1daf5c67f82acb02d21b0375db82852dc729
Gitweb: http://git.kernel.org/tip/d43b1daf5c67f82acb02d21b0375db82852dc729
Author: Sasha Levin <sasha.levin@xxxxxxxxxx>
AuthorDate: Wed, 19 Mar 2014 12:04:18 -0400
Committer: Pekka Enberg <penberg@xxxxxxxxxx>
CommitDate: Fri, 11 Apr 2014 10:38:27 +0300
kvm tools: treat uids and gids in stat structure properly
Upstream commit "9p: Modify the stat structures to use kuid_t and kgid_t"
has modified the type of uid and gid in the stat structure, which breaks
build for us.
This is a rather trivial conversion from u32 to kuid_t and kgid_t.
Reported-by: Ingo Molnar <mingo@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sasha.levin@xxxxxxxxxx>
Signed-off-by: Pekka Enberg <penberg@xxxxxxxxxx>
---
tools/kvm/virtio/9p-pdu.c | 4 +++-
tools/kvm/virtio/9p.c | 11 ++++++-----
2 files changed, 9 insertions(+), 6 deletions(-)
diff --git a/tools/kvm/virtio/9p-pdu.c b/tools/kvm/virtio/9p-pdu.c
index 9e95f3b..cc2e871 100644
--- a/tools/kvm/virtio/9p-pdu.c
+++ b/tools/kvm/virtio/9p-pdu.c
@@ -129,7 +129,9 @@ static int virtio_p9_decode(struct p9_pdu *pdu, const char *fmt, va_list ap)
{
struct p9_wstat *stbuf = va_arg(ap, struct p9_wstat *);
memset(stbuf, 0, sizeof(struct p9_wstat));
- stbuf->n_uid = stbuf->n_gid = stbuf->n_muid = -1;
+ stbuf->n_uid = KUIDT_INIT(-1);
+ stbuf->n_gid = KGIDT_INIT(-1);
+ stbuf->n_muid = KUIDT_INIT(-1);
retval = virtio_p9_pdu_readf(pdu, "wwdQdddqssss",
&stbuf->size, &stbuf->type,
&stbuf->dev, &stbuf->qid,
diff --git a/tools/kvm/virtio/9p.c b/tools/kvm/virtio/9p.c
index 25cdd8c..847eddb 100644
--- a/tools/kvm/virtio/9p.c
+++ b/tools/kvm/virtio/9p.c
@@ -441,8 +441,8 @@ static void virtio_p9_fill_stat(struct p9_dev *p9dev,
memset(statl, 0, sizeof(*statl));
statl->st_mode = st->st_mode;
statl->st_nlink = st->st_nlink;
- statl->st_uid = st->st_uid;
- statl->st_gid = st->st_gid;
+ statl->st_uid = KUIDT_INIT(st->st_uid);
+ statl->st_gid = KGIDT_INIT(st->st_gid);
statl->st_rdev = st->st_rdev;
statl->st_size = st->st_size;
statl->st_blksize = st->st_blksize;
@@ -668,12 +668,13 @@ static void virtio_p9_setattr(struct p9_dev *p9dev,
((p9attr.valid & ATTR_CTIME)
&& !((p9attr.valid & ATTR_MASK) & ~ATTR_CTIME))) {
if (!(p9attr.valid & ATTR_UID))
- p9attr.uid = -1;
+ p9attr.uid = KUIDT_INIT(-1);
if (!(p9attr.valid & ATTR_GID))
- p9attr.gid = -1;
+ p9attr.gid = KGIDT_INIT(-1);
- ret = lchown(fid->abs_path, p9attr.uid, p9attr.gid);
+ ret = lchown(fid->abs_path, __kuid_val(p9attr.uid),
+ __kgid_val(p9attr.gid));
if (ret < 0)
goto err_out;
}
--
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