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authorAneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>2011-08-22 09:14:04 +0530
committerAneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>2011-08-22 09:14:04 +0530
commit03feb1e1724949d94d4e442f865392320139162c (patch)
treef495503f4e39aab9e43c986debf6572ea741e614 /hw/9pfs
parentf1a7104a5f435a1bf2a1158e6f737dbd89e8c153 (diff)
hw/9pfs: Add yeild support for fstat coroutine
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Diffstat (limited to 'hw/9pfs')
-rw-r--r--hw/9pfs/cofile.c14
-rw-r--r--hw/9pfs/virtio-9p-coth.h1
2 files changed, 15 insertions, 0 deletions
diff --git a/hw/9pfs/cofile.c b/hw/9pfs/cofile.c
index a4c0ae75cc..e400b86d84 100644
--- a/hw/9pfs/cofile.c
+++ b/hw/9pfs/cofile.c
@@ -30,3 +30,17 @@ int v9fs_co_lstat(V9fsState *s, V9fsString *path, struct stat *stbuf)
});
return err;
}
+
+int v9fs_co_fstat(V9fsState *s, int fd, struct stat *stbuf)
+{
+ int err;
+
+ v9fs_co_run_in_worker(
+ {
+ err = s->ops->fstat(&s->ctx, fd, stbuf);
+ if (err < 0) {
+ err = -errno;
+ }
+ });
+ return err;
+}
diff --git a/hw/9pfs/virtio-9p-coth.h b/hw/9pfs/virtio-9p-coth.h
index 11272d3357..88070d3332 100644
--- a/hw/9pfs/virtio-9p-coth.h
+++ b/hw/9pfs/virtio-9p-coth.h
@@ -76,4 +76,5 @@ extern int v9fs_co_mknod(V9fsState *, V9fsString *, uid_t,
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 *);
#endif