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authorAneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>2011-05-07 18:12:42 +0530
committerAneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>2011-08-22 09:19:53 +0530
commitf6b7f0ab5c891203b7f706ad21dcec6023bb188c (patch)
treeba889752bda5428ce7b495080239de9e0fc4cd95 /hw/9pfs
parente4e414a427e0d7ff799e1b3ae9413c82f99b923f (diff)
hw/9pfs: Add yield support for open and opendir coroutine
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Diffstat (limited to 'hw/9pfs')
-rw-r--r--hw/9pfs/codir.c16
-rw-r--r--hw/9pfs/cofile.c16
-rw-r--r--hw/9pfs/virtio-9p-coth.h2
3 files changed, 34 insertions, 0 deletions
diff --git a/hw/9pfs/codir.c b/hw/9pfs/codir.c
index 28f2ad7320..bc6a105b77 100644
--- a/hw/9pfs/codir.c
+++ b/hw/9pfs/codir.c
@@ -83,3 +83,19 @@ int v9fs_co_mkdir(V9fsState *s, char *name, mode_t mode, uid_t uid, gid_t gid)
});
return err;
}
+
+int v9fs_co_opendir(V9fsState *s, V9fsFidState *fidp)
+{
+ int err;
+
+ v9fs_co_run_in_worker(
+ {
+ fidp->fs.dir = s->ops->opendir(&s->ctx, fidp->path.data);
+ if (!fidp->fs.dir) {
+ err = -errno;
+ } else {
+ err = 0;
+ }
+ });
+ return err;
+}
diff --git a/hw/9pfs/cofile.c b/hw/9pfs/cofile.c
index e400b86d84..4a3ca21477 100644
--- a/hw/9pfs/cofile.c
+++ b/hw/9pfs/cofile.c
@@ -44,3 +44,19 @@ int v9fs_co_fstat(V9fsState *s, int fd, struct stat *stbuf)
});
return err;
}
+
+int v9fs_co_open(V9fsState *s, V9fsFidState *fidp, int flags)
+{
+ int err;
+
+ v9fs_co_run_in_worker(
+ {
+ fidp->fs.fd = s->ops->open(&s->ctx, fidp->path.data, flags);
+ if (fidp->fs.fd == -1) {
+ err = -errno;
+ } else {
+ err = 0;
+ }
+ });
+ return err;
+}
diff --git a/hw/9pfs/virtio-9p-coth.h b/hw/9pfs/virtio-9p-coth.h
index 88070d3332..1df7063c07 100644
--- a/hw/9pfs/virtio-9p-coth.h
+++ b/hw/9pfs/virtio-9p-coth.h
@@ -77,4 +77,6 @@ extern int v9fs_co_mkdir(V9fsState *, char *, mode_t, uid_t, gid_t);
extern int v9fs_co_remove(V9fsState *, V9fsString *);
extern int v9fs_co_rename(V9fsState *, V9fsString *, V9fsString *);
extern int v9fs_co_fstat(V9fsState *, int, struct stat *);
+extern int v9fs_co_opendir(V9fsState *, V9fsFidState *);
+extern int v9fs_co_open(V9fsState *, V9fsFidState *, int);
#endif