[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH 25/25] [virtio-9p] coroutine and threading for remov
From: |
Venkateswararao Jujjuri (JV) |
Subject: |
[Qemu-devel] [PATCH 25/25] [virtio-9p] coroutine and threading for remove/unlink |
Date: |
Thu, 12 May 2011 13:57:47 -0700 |
Signed-off-by: Venkateswararao Jujjuri "<address@hidden>
---
hw/9pfs/cofs.c | 28 ++++++++++++++++++++++++++++
hw/9pfs/virtio-9p-coth.h | 1 +
hw/9pfs/virtio-9p.c | 11 ++---------
3 files changed, 31 insertions(+), 9 deletions(-)
diff --git a/hw/9pfs/cofs.c b/hw/9pfs/cofs.c
index 06127f7..68cd3ab 100644
--- a/hw/9pfs/cofs.c
+++ b/hw/9pfs/cofs.c
@@ -269,3 +269,31 @@ int v9fs_co_mknod(V9fsState *s, V9fsString *path, uid_t
uid,
qemu_coroutine_yield();
return vs.err;
}
+
+typedef struct V9fsThRemoveState {
+ V9fsState *s;
+ V9fsString *path;
+ int err;
+ V9fsRequest request;
+} V9fsThRemoveState;
+
+static void v9fs_th_do_remove(V9fsRequest *request)
+{
+ V9fsThRemoveState *vsp = container_of(request, V9fsThRemoveState, request);
+ vsp->err = vsp->s->ops->remove(&vsp->s->ctx, vsp->path->data);
+ if (vsp->err < 0) {
+ vsp->err = -errno;
+ }
+}
+
+int v9fs_co_remove(V9fsState *s, V9fsString *path)
+{
+ V9fsThRemoveState vs;
+ vs.s = s;
+ vs.path = path;
+ vs.request.func = v9fs_th_do_remove;
+ vs.request.coroutine = qemu_coroutine_self();
+ v9fs_qemu_submit_request(&vs.request);
+ qemu_coroutine_yield();
+ return vs.err;
+}
diff --git a/hw/9pfs/virtio-9p-coth.h b/hw/9pfs/virtio-9p-coth.h
index 3edab4e..b6428ec 100644
--- a/hw/9pfs/virtio-9p-coth.h
+++ b/hw/9pfs/virtio-9p-coth.h
@@ -67,4 +67,5 @@ extern int v9fs_co_lgetxattr(V9fsState *, V9fsString *,
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);
+extern int v9fs_co_remove(V9fsState *, V9fsString *);
#endif
diff --git a/hw/9pfs/virtio-9p.c b/hw/9pfs/virtio-9p.c
index 114162c..479ad78 100644
--- a/hw/9pfs/virtio-9p.c
+++ b/hw/9pfs/virtio-9p.c
@@ -212,11 +212,6 @@ static int v9fs_do_utimensat(V9fsState *s, V9fsString
*path,
return s->ops->utimensat(&s->ctx, path->data, times);
}
-static int v9fs_do_remove(V9fsState *s, V9fsString *path)
-{
- return s->ops->remove(&s->ctx, path->data);
-}
-
static int v9fs_do_fsync(V9fsState *s, int fd, int datasync)
{
return s->ops->fsync(&s->ctx, fd, datasync);
@@ -2627,10 +2622,8 @@ static void v9fs_remove(void *opaque)
err = -EINVAL;
goto out;
}
- err = v9fs_do_remove(copdu->s, &fidp->path);
- if (err < 0) {
- err = -errno;
- } else {
+ err = v9fs_co_remove(copdu->s, &fidp->path);
+ if (!err) {
err = offset;
}
--
1.7.1
- [Qemu-devel] [PATCH 13/25] hw/9pfs: Add yield support to lstat coroutine, (continued)
- [Qemu-devel] [PATCH 13/25] hw/9pfs: Add yield support to lstat coroutine, Venkateswararao Jujjuri (JV), 2011/05/12
- [Qemu-devel] [PATCH 16/25] hw/9pfs: Update v9fs_setattr to use coroutines, Venkateswararao Jujjuri (JV), 2011/05/12
- [Qemu-devel] [PATCH 10/25] hw/9pfs: Update v9fs_readdir to use coroutines, Venkateswararao Jujjuri (JV), 2011/05/12
- [Qemu-devel] [PATCH 18/25] hw/9pfs: Update v9fs_xattrwalk to coroutines, Venkateswararao Jujjuri (JV), 2011/05/12
- [Qemu-devel] [PATCH 09/25] hw/9pfs: Add yield support for readdir related coroutines, Venkateswararao Jujjuri (JV), 2011/05/12
- [Qemu-devel] [PATCH 19/25] hw/9pfs: Update v9fs_xattrcreate to use coroutines, Venkateswararao Jujjuri (JV), 2011/05/12
- [Qemu-devel] [PATCH 17/25] hw/9pfs: Add yield support to xattr related coroutine, Venkateswararao Jujjuri (JV), 2011/05/12
- [Qemu-devel] [PATCH 22/25] [virtio-9p] coroutine and threading for mkdir, Venkateswararao Jujjuri (JV), 2011/05/12
- [Qemu-devel] [PATCH 20/25] hw/9pfs: Add yield support to mknod coroutine, Venkateswararao Jujjuri (JV), 2011/05/12
- [Qemu-devel] [PATCH 15/25] hw/9pfs: Add yield support to setattr related coroutines, Venkateswararao Jujjuri (JV), 2011/05/12
- [Qemu-devel] [PATCH 25/25] [virtio-9p] coroutine and threading for remove/unlink,
Venkateswararao Jujjuri (JV) <=
- [Qemu-devel] [PATCH 23/25] [virtio-9p] Remove post functions for v9fs_remove, Venkateswararao Jujjuri (JV), 2011/05/12
- [Qemu-devel] [PATCH 11/25] hw/9pfs: Add yield support to statfs coroutine, Venkateswararao Jujjuri (JV), 2011/05/12
- [Qemu-devel] [PATCH 21/25] hw/9pfs: Update v9fs_mknod to use coroutines, Venkateswararao Jujjuri (JV), 2011/05/12
- [Qemu-devel] [PATCH 24/25] [virtio-9p] clean up v9fs_remove., Venkateswararao Jujjuri (JV), 2011/05/12
- [Qemu-devel] [PATCH 08/25] [virtio-9p] clean up v9fs_mkdir., Venkateswararao Jujjuri (JV), 2011/05/12
- Re: [Qemu-devel] [0/25] Async threading for VirtFS using glib threads & coroutines., Stefan Hajnoczi, 2011/05/13