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[Qemu-devel] [PATCH 22/29] [virtio-9p] coroutine and threading for v9fs_
From: |
Venkateswararao Jujjuri (JV) |
Subject: |
[Qemu-devel] [PATCH 22/29] [virtio-9p] coroutine and threading for v9fs_do_link |
Date: |
Wed, 25 May 2011 16:53:10 -0700 |
Signed-off-by: Venkateswararao Jujjuri "<address@hidden>
---
hw/9pfs/cofile.c | 14 ++++++++++++++
hw/9pfs/virtio-9p-coth.h | 1 +
hw/9pfs/virtio-9p.c | 17 ++++-------------
3 files changed, 19 insertions(+), 13 deletions(-)
diff --git a/hw/9pfs/cofile.c b/hw/9pfs/cofile.c
index 26dd636..52eec2a 100644
--- a/hw/9pfs/cofile.c
+++ b/hw/9pfs/cofile.c
@@ -113,3 +113,17 @@ int v9fs_co_fsync(V9fsState *s, V9fsFidState *fidp, int
datasync)
});
return err;
}
+
+int v9fs_co_link(V9fsState *s, V9fsString *oldpath, V9fsString *newpath)
+{
+ int err;
+
+ v9fs_co_run_in_worker(
+ {
+ err = s->ops->link(&s->ctx, oldpath->data, newpath->data);
+ if (err < 0) {
+ err = -errno;
+ }
+ });
+ return err;
+}
diff --git a/hw/9pfs/virtio-9p-coth.h b/hw/9pfs/virtio-9p-coth.h
index e394933..17ffd76 100644
--- a/hw/9pfs/virtio-9p-coth.h
+++ b/hw/9pfs/virtio-9p-coth.h
@@ -88,4 +88,5 @@ extern int v9fs_co_close(V9fsState *, V9fsFidState *);
extern int v9fs_co_fsync(V9fsState *, V9fsFidState *, int);
extern int v9fs_co_symlink(V9fsState *, V9fsFidState *, const char *,
const char *, gid_t);
+extern int v9fs_co_link(V9fsState *, V9fsString *, V9fsString *);
#endif
diff --git a/hw/9pfs/virtio-9p.c b/hw/9pfs/virtio-9p.c
index cb11ee6..7fa253c 100644
--- a/hw/9pfs/virtio-9p.c
+++ b/hw/9pfs/virtio-9p.c
@@ -117,11 +117,6 @@ static int v9fs_do_chmod(V9fsState *s, V9fsString *path,
mode_t mode)
return s->ops->chmod(&s->ctx, path->data, &cred);
}
-static int v9fs_do_link(V9fsState *s, V9fsString *oldpath, V9fsString *newpath)
-{
- return s->ops->link(&s->ctx, oldpath->data, newpath->data);
-}
-
static int v9fs_do_truncate(V9fsState *s, V9fsString *path, off_t size)
{
return s->ops->truncate(&s->ctx, path->data, size);
@@ -2030,9 +2025,8 @@ static void v9fs_create(void *opaque)
err = -EINVAL;
goto out;
}
- err = v9fs_do_link(pdu->s, &nfidp->path, &fullname);
+ err = v9fs_co_link(pdu->s, &nfidp->path, &fullname);
if (err < 0) {
- err = -errno;
goto out;
}
} else if (perm & P9_STAT_MODE_DEVICE) {
@@ -2172,22 +2166,19 @@ static void v9fs_link(void *opaque)
dfidp = lookup_fid(s, dfid);
if (dfidp == NULL) {
- err = -errno;
+ err = -ENOENT;
goto out;
}
oldfidp = lookup_fid(s, oldfid);
if (oldfidp == NULL) {
- err = -errno;
+ err = -ENOENT;
goto out;
}
v9fs_string_sprintf(&fullname, "%s/%s", dfidp->path.data, name.data);
err = offset;
- err = v9fs_do_link(s, &oldfidp->path, &fullname);
- if (err) {
- err = -errno;
- }
+ err = v9fs_co_link(s, &oldfidp->path, &fullname);
v9fs_string_free(&fullname);
out:
--
1.7.1
- [Qemu-devel] [PATCH 02/29] hw/9pfs: Update vfs_rename to use coroutines, (continued)
- [Qemu-devel] [PATCH 02/29] hw/9pfs: Update vfs_rename to use coroutines, Venkateswararao Jujjuri (JV), 2011/05/25
- [Qemu-devel] [PATCH 06/29] hw/9pfs: Add yield support for open and opendir coroutine, Venkateswararao Jujjuri (JV), 2011/05/25
- [Qemu-devel] [PATCH 03/29] hw/9pfs: Add yeild support for fstat coroutine, Venkateswararao Jujjuri (JV), 2011/05/25
- [Qemu-devel] [PATCH 01/29] hw/9pfs: Add yeild support to rename coroutine, Venkateswararao Jujjuri (JV), 2011/05/25
- [Qemu-devel] [PATCH 04/29] hw/9pfs: Update v9fs_lock to use coroutines, Venkateswararao Jujjuri (JV), 2011/05/25
- [Qemu-devel] [PATCH 09/29] [virtio-9p] clean up v9fs_lcreate, Venkateswararao Jujjuri (JV), 2011/05/25
- [Qemu-devel] [PATCH 05/29] hw/9pfs: Update v9fs_getlock to use coroutines, Venkateswararao Jujjuri (JV), 2011/05/25
- [Qemu-devel] [PATCH 14/29] hw/9pfs: Update v9fs_clunk to use coroutines, Venkateswararao Jujjuri (JV), 2011/05/25
- [Qemu-devel] [PATCH 07/29] hw/9pfs: Update v9fs_open to use coroutines, Venkateswararao Jujjuri (JV), 2011/05/25
- [Qemu-devel] [PATCH 16/29] hw/9pfs: Update v9fs_fsync to use coroutines, Venkateswararao Jujjuri (JV), 2011/05/25
- [Qemu-devel] [PATCH 22/29] [virtio-9p] coroutine and threading for v9fs_do_link,
Venkateswararao Jujjuri (JV) <=
- [Qemu-devel] [PATCH 10/29] [PATCH] [virtio-9p] coroutine and threading for open2, Venkateswararao Jujjuri (JV), 2011/05/25
- [Qemu-devel] [PATCH 12/29] hw/9pfs: Update v9fs_walk to use coroutines, Venkateswararao Jujjuri (JV), 2011/05/25
- [Qemu-devel] [PATCH 17/29] [virtio-9p] Remove post functions for v9fs_create, Venkateswararao Jujjuri (JV), 2011/05/25
- [Qemu-devel] [PATCH 20/29] [virtio-9p] clean up v9fs_symlink, Venkateswararao Jujjuri (JV), 2011/05/25
- [Qemu-devel] [PATCH 19/29] [virtio-9p] Remove post functions for v9fs_symlink, Venkateswararao Jujjuri (JV), 2011/05/25
- [Qemu-devel] [PATCH 18/29] [virtio-9p] clean up v9fs_create Rearrange the code, Venkateswararao Jujjuri (JV), 2011/05/25
- [Qemu-devel] [PATCH 27/29] hw/9pfs: Add yield support for preadv coroutine, Venkateswararao Jujjuri (JV), 2011/05/25
- [Qemu-devel] [PATCH 11/29] hw/9pfs: Update v9fs_stat to use coroutines, Venkateswararao Jujjuri (JV), 2011/05/25
- [Qemu-devel] [PATCH 08/29] [virtio-9p] Remove post functions for v9fs_lcreate, Venkateswararao Jujjuri (JV), 2011/05/25
- [Qemu-devel] [PATCH 23/29] hw/9pfs: Add yield support for pwritev coroutine, Venkateswararao Jujjuri (JV), 2011/05/25