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authorAneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>2011-05-18 16:04:58 -0700
committerAneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>2011-08-08 23:42:58 +0530
commit4011ead2fdba4da764ffef3dbcf00d2f7772cdb9 (patch)
tree43e023f7a4e8b1df66ae87c708c94fe2704b8d64 /hw
parent8db21ce73aab5e8c47053c9a7d3a833ee62de2d4 (diff)
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hw/9pfs: Add yield support to setattr related coroutines
This include chmod, utimensat, chown and truncate. Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Diffstat (limited to 'hw')
-rw-r--r--hw/9pfs/cofs.c64
-rw-r--r--hw/9pfs/virtio-9p-coth.h4
2 files changed, 68 insertions, 0 deletions
diff --git a/hw/9pfs/cofs.c b/hw/9pfs/cofs.c
index 4138e4d..7e9df85 100644
--- a/hw/9pfs/cofs.c
+++ b/hw/9pfs/cofs.c
@@ -56,3 +56,67 @@ int v9fs_co_statfs(V9fsState *s, V9fsString *path, struct statfs *stbuf)
});
return err;
}
+
+int v9fs_co_chmod(V9fsState *s, V9fsString *path, mode_t mode)
+{
+ int err;
+ FsCred cred;
+
+ cred_init(&cred);
+ cred.fc_mode = mode;
+ v9fs_co_run_in_worker(
+ {
+ err = s->ops->chmod(&s->ctx, path->data, &cred);
+ if (err < 0) {
+ err = -errno;
+ }
+ });
+ return err;
+}
+
+int v9fs_co_utimensat(V9fsState *s, V9fsString *path,
+ struct timespec times[2])
+{
+ int err;
+
+ v9fs_co_run_in_worker(
+ {
+ err = s->ops->utimensat(&s->ctx, path->data, times);
+ if (err < 0) {
+ err = -errno;
+ }
+ });
+ return err;
+}
+
+int v9fs_co_chown(V9fsState *s, V9fsString *path, uid_t uid, gid_t gid)
+{
+ int err;
+ FsCred cred;
+
+ cred_init(&cred);
+ cred.fc_uid = uid;
+ cred.fc_gid = gid;
+ v9fs_co_run_in_worker(
+ {
+ err = s->ops->chown(&s->ctx, path->data, &cred);
+ if (err < 0) {
+ err = -errno;
+ }
+ });
+ return err;
+}
+
+int v9fs_co_truncate(V9fsState *s, V9fsString *path, off_t size)
+{
+ int err;
+
+ v9fs_co_run_in_worker(
+ {
+ err = s->ops->truncate(&s->ctx, path->data, size);
+ if (err < 0) {
+ err = -errno;
+ }
+ });
+ return err;
+}
diff --git a/hw/9pfs/virtio-9p-coth.h b/hw/9pfs/virtio-9p-coth.h
index 3538d91..09f232ad 100644
--- a/hw/9pfs/virtio-9p-coth.h
+++ b/hw/9pfs/virtio-9p-coth.h
@@ -64,4 +64,8 @@ extern void v9fs_co_seekdir(V9fsState *, V9fsFidState *, off_t);
extern void v9fs_co_rewinddir(V9fsState *, V9fsFidState *);
extern int v9fs_co_statfs(V9fsState *, V9fsString *, struct statfs *);
extern int v9fs_co_lstat(V9fsState *, V9fsString *, struct stat *);
+extern int v9fs_co_chmod(V9fsState *, V9fsString *, mode_t);
+extern int v9fs_co_utimensat(V9fsState *, V9fsString *, struct timespec [2]);
+extern int v9fs_co_chown(V9fsState *, V9fsString *, uid_t, gid_t);
+extern int v9fs_co_truncate(V9fsState *, V9fsString *, off_t);
#endif