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[Qemu-devel] [PATCH -V4 22/26] [virtio-9p] coroutine and threading for m
From: |
Aneesh Kumar K.V |
Subject: |
[Qemu-devel] [PATCH -V4 22/26] [virtio-9p] coroutine and threading for mkdir |
Date: |
Mon, 8 Aug 2011 22:34:10 +0530 |
From: Venkateswararao Jujjuri (JV) <address@hidden>
Signed-off-by: Venkateswararao Jujjuri "<address@hidden>
Signed-off-by: Aneesh Kumar K.V <address@hidden>
---
hw/9pfs/codir.c | 19 +++++++++++++++++++
hw/9pfs/virtio-9p-coth.h | 1 +
hw/9pfs/virtio-9p.c | 28 ++++++----------------------
3 files changed, 26 insertions(+), 22 deletions(-)
diff --git a/hw/9pfs/codir.c b/hw/9pfs/codir.c
index 47b10df..28f2ad7 100644
--- a/hw/9pfs/codir.c
+++ b/hw/9pfs/codir.c
@@ -64,3 +64,22 @@ void v9fs_co_rewinddir(V9fsState *s, V9fsFidState *fidp)
s->ops->rewinddir(&s->ctx, fidp->fs.dir);
});
}
+
+int v9fs_co_mkdir(V9fsState *s, char *name, mode_t mode, uid_t uid, gid_t gid)
+{
+ int err;
+ FsCred cred;
+
+ cred_init(&cred);
+ cred.fc_mode = mode;
+ cred.fc_uid = uid;
+ cred.fc_gid = gid;
+ v9fs_co_run_in_worker(
+ {
+ err = s->ops->mkdir(&s->ctx, name, &cred);
+ if (err < 0) {
+ err = -errno;
+ }
+ });
+ return err;
+}
diff --git a/hw/9pfs/virtio-9p-coth.h b/hw/9pfs/virtio-9p-coth.h
index d023683..96e88d8 100644
--- a/hw/9pfs/virtio-9p-coth.h
+++ b/hw/9pfs/virtio-9p-coth.h
@@ -73,4 +73,5 @@ extern int v9fs_co_lgetxattr(V9fsState *, V9fsString *,
V9fsString *, void *, size_t);
extern int v9fs_co_mknod(V9fsState *, V9fsString *, uid_t,
gid_t, dev_t, mode_t);
+extern int v9fs_co_mkdir(V9fsState *, char *, mode_t, uid_t, gid_t);
#endif
diff --git a/hw/9pfs/virtio-9p.c b/hw/9pfs/virtio-9p.c
index fbed376..37ba72c 100644
--- a/hw/9pfs/virtio-9p.c
+++ b/hw/9pfs/virtio-9p.c
@@ -149,19 +149,6 @@ static int v9fs_do_mknod(V9fsState *s, char *name,
return s->ops->mknod(&s->ctx, name, &cred);
}
-static int v9fs_do_mkdir(V9fsState *s, char *name, mode_t mode,
- uid_t uid, gid_t gid)
-{
- FsCred cred;
-
- cred_init(&cred);
- cred.fc_uid = uid;
- cred.fc_gid = gid;
- cred.fc_mode = mode;
-
- return s->ops->mkdir(&s->ctx, name, &cred);
-}
-
static int v9fs_do_fstat(V9fsState *s, int fd, struct stat *stbuf)
{
return s->ops->fstat(&s->ctx, fd, stbuf);
@@ -2329,8 +2316,7 @@ out:
static void v9fs_create_post_mkdir(V9fsState *s, V9fsCreateState *vs, int err)
{
- if (err) {
- err = -errno;
+ if (err < 0) {
goto out;
}
@@ -2379,7 +2365,7 @@ static void v9fs_create_post_lstat(V9fsState *s,
V9fsCreateState *vs, int err)
}
if (vs->perm & P9_STAT_MODE_DIR) {
- err = v9fs_do_mkdir(s, vs->fullname.data, vs->perm & 0777,
+ err = v9fs_co_mkdir(s, vs->fullname.data, vs->perm & 0777,
vs->fidp->uid, -1);
v9fs_create_post_mkdir(s, vs, err);
} else if (vs->perm & P9_STAT_MODE_SYMLINK) {
@@ -3179,14 +3165,12 @@ static void v9fs_mkdir(void *opaque)
goto out;
}
v9fs_string_sprintf(&fullname, "%s/%s", fidp->path.data, name.data);
- err = v9fs_do_mkdir(pdu->s, fullname.data, mode, fidp->uid, gid);
- if (err == -1) {
- err = -errno;
+ err = v9fs_co_mkdir(pdu->s, fullname.data, mode, fidp->uid, gid);
+ if (err < 0) {
goto out;
}
- err = v9fs_do_lstat(pdu->s, &fullname, &stbuf);
- if (err == -1) {
- err = -errno;
+ err = v9fs_co_lstat(pdu->s, &fullname, &stbuf);
+ if (err < 0) {
goto out;
}
stat_to_qid(&stbuf, &qid);
--
1.7.4.1
- [Qemu-devel] [PATCH -V4 02/26] [virtio-9p] Add infrastructure to support glib threads and coroutines., (continued)
- [Qemu-devel] [PATCH -V4 02/26] [virtio-9p] Add infrastructure to support glib threads and coroutines., Aneesh Kumar K.V, 2011/08/08
- [Qemu-devel] [PATCH -V4 14/26] hw/9pfs: Update v9fs_getattr to use coroutines, Aneesh Kumar K.V, 2011/08/08
- [Qemu-devel] [PATCH -V4 15/26] hw/9pfs: Add yield support to setattr related coroutines, Aneesh Kumar K.V, 2011/08/08
- [Qemu-devel] [PATCH -V4 17/26] hw/9pfs: Add yield support to xattr related coroutine, Aneesh Kumar K.V, 2011/08/08
- [Qemu-devel] [PATCH -V4 16/26] hw/9pfs: Update v9fs_setattr to use coroutines, Aneesh Kumar K.V, 2011/08/08
- [Qemu-devel] [PATCH -V4 18/26] hw/9pfs: Update v9fs_xattrwalk to coroutines, Aneesh Kumar K.V, 2011/08/08
- [Qemu-devel] [PATCH -V4 21/26] hw/9pfs: Update v9fs_mknod to use coroutines, Aneesh Kumar K.V, 2011/08/08
- [Qemu-devel] [PATCH -V4 20/26] hw/9pfs: Add yield support to mknod coroutine, Aneesh Kumar K.V, 2011/08/08
- [Qemu-devel] [PATCH -V4 19/26] hw/9pfs: Update v9fs_xattrcreate to use coroutines, Aneesh Kumar K.V, 2011/08/08
- [Qemu-devel] [PATCH -V4 23/26] [virtio-9p] Remove post functions for v9fs_remove, Aneesh Kumar K.V, 2011/08/08
- [Qemu-devel] [PATCH -V4 22/26] [virtio-9p] coroutine and threading for mkdir,
Aneesh Kumar K.V <=
- [Qemu-devel] [PATCH -V4 25/26] [virtio-9p] coroutine and threading for remove/unlink, Aneesh Kumar K.V, 2011/08/08
- [Qemu-devel] [PATCH -V4 24/26] [virtio-9p] clean up v9fs_remove., Aneesh Kumar K.V, 2011/08/08
- [Qemu-devel] [PATCH -V4 26/26] hw/9pfs: Add yeild support to rename coroutine, Aneesh Kumar K.V, 2011/08/08
- [Qemu-devel] [PATCH -V4 08/26] [virtio-9p] clean up v9fs_mkdir., Aneesh Kumar K.V, 2011/08/08
- [Qemu-devel] [PATCH -V4 11/26] hw/9pfs: Add yield support to statfs coroutine, Aneesh Kumar K.V, 2011/08/08
- [Qemu-devel] [PULL] [PATCHSET 1] VirtFS coroutine changes, Aneesh Kumar K.V, 2011/08/11