haraldwolff/qemu-patch-raspberry4
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hw/9pfs: Update v9fs_clunk to use coroutines

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Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
This commit is contained in:
Aneesh Kumar K.V 2011-05-07 20:36:38 +05:30
parent bed4352c4f
commit c540ee5187
1 changed files with 7 additions and 37 deletions
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44
hw/9pfs/virtio-9p.c
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@ -82,16 +82,6 @@ static int v9fs_do_lstat(V9fsState *s, V9fsString *path, struct stat *stbuf)
return s->ops->lstat(&s->ctx, path->data, stbuf);
}
static int v9fs_do_close(V9fsState *s, int fd)
{
return s->ops->close(&s->ctx, fd);
}
static int v9fs_do_closedir(V9fsState *s, DIR *dir)
{
return s->ops->closedir(&s->ctx, dir);
}
static DIR *v9fs_do_opendir(V9fsState *s, V9fsString *path)
{
return s->ops->opendir(&s->ctx, path->data);
@ -192,22 +182,6 @@ static int v9fs_do_fsync(V9fsState *s, int fd, int datasync)
return s->ops->fsync(&s->ctx, fd, datasync);
}
static int v9fs_do_lsetxattr(V9fsState *s, V9fsString *path,
V9fsString *xattr_name,
void *value, size_t size, int flags)
{
return s->ops->lsetxattr(&s->ctx, path->data,
xattr_name->data, value, size, flags);
}
static int v9fs_do_lremovexattr(V9fsState *s, V9fsString *path,
V9fsString *xattr_name)
{
return s->ops->lremovexattr(&s->ctx, path->data,
xattr_name->data);
}
static void v9fs_string_init(V9fsString *str)
{
str->data = NULL;
@ -414,12 +388,12 @@ static int v9fs_xattr_fid_clunk(V9fsState *s, V9fsFidState *fidp)
goto free_out;
}
if (fidp->fs.xattr.len) {
retval = v9fs_do_lsetxattr(s, &fidp->path, &fidp->fs.xattr.name,
retval = v9fs_co_lsetxattr(s, &fidp->path, &fidp->fs.xattr.name,
fidp->fs.xattr.value,
fidp->fs.xattr.len,
fidp->fs.xattr.flags);
} else {
retval = v9fs_do_lremovexattr(s, &fidp->path, &fidp->fs.xattr.name);
retval = v9fs_co_lremovexattr(s, &fidp->path, &fidp->fs.xattr.name);
}
free_out:
v9fs_string_free(&fidp->fs.xattr.name);
@ -449,15 +423,14 @@ static int free_fid(V9fsState *s, int32_t fid)
*fidpp = fidp->next;
if (fidp->fid_type == P9_FID_FILE) {
v9fs_do_close(s, fidp->fs.fd);
retval = v9fs_co_close(s, fidp);
} else if (fidp->fid_type == P9_FID_DIR) {
v9fs_do_closedir(s, fidp->fs.dir);
retval = v9fs_co_closedir(s, fidp);
} else if (fidp->fid_type == P9_FID_XATTR) {
retval = v9fs_xattr_fid_clunk(s, fidp);
}
v9fs_string_free(&fidp->path);
g_free(fidp);
return retval;
}
@ -1588,20 +1561,17 @@ static void v9fs_fsync(void *opaque)
static void v9fs_clunk(void *opaque)
{
V9fsPDU *pdu = opaque;
V9fsState *s = pdu->s;
int err;
int32_t fid;
size_t offset = 7;
int err;
V9fsPDU *pdu = opaque;
V9fsState *s = pdu->s;
pdu_unmarshal(pdu, offset, "d", &fid);
err = free_fid(s, fid);
if (err < 0) {
goto out;
}
offset = 7;
err = offset;
out:
complete_pdu(s, pdu, err);