5 * Copyright IBM, Corp. 2011
10 * This work is licensed under the terms of the GNU GPL, version 2. See
11 * the COPYING file in the top-level directory.
15 #include "fsdev/qemu-fsdev.h"
16 #include "qemu-thread.h"
17 #include "qemu-coroutine.h"
18 #include "virtio-9p-coth.h"
20 int v9fs_co_readdir_r(V9fsPDU *pdu, V9fsFidState *fidp, struct dirent *dent,
21 struct dirent **result)
24 V9fsState *s = pdu->s;
26 if (v9fs_request_cancelled(pdu)) {
29 v9fs_co_run_in_worker(
32 err = s->ops->readdir_r(&s->ctx, &fidp->fs, dent, result);
33 if (!*result && errno) {
42 off_t v9fs_co_telldir(V9fsPDU *pdu, V9fsFidState *fidp)
45 V9fsState *s = pdu->s;
47 if (v9fs_request_cancelled(pdu)) {
50 v9fs_co_run_in_worker(
52 err = s->ops->telldir(&s->ctx, &fidp->fs);
60 void v9fs_co_seekdir(V9fsPDU *pdu, V9fsFidState *fidp, off_t offset)
62 V9fsState *s = pdu->s;
63 if (v9fs_request_cancelled(pdu)) {
66 v9fs_co_run_in_worker(
68 s->ops->seekdir(&s->ctx, &fidp->fs, offset);
72 void v9fs_co_rewinddir(V9fsPDU *pdu, V9fsFidState *fidp)
74 V9fsState *s = pdu->s;
75 if (v9fs_request_cancelled(pdu)) {
78 v9fs_co_run_in_worker(
80 s->ops->rewinddir(&s->ctx, &fidp->fs);
84 int v9fs_co_mkdir(V9fsPDU *pdu, V9fsFidState *fidp, V9fsString *name,
85 mode_t mode, uid_t uid, gid_t gid, struct stat *stbuf)
90 V9fsState *s = pdu->s;
92 if (v9fs_request_cancelled(pdu)) {
99 v9fs_path_read_lock(s);
100 v9fs_co_run_in_worker(
102 err = s->ops->mkdir(&s->ctx, &fidp->path, name->data, &cred);
106 v9fs_path_init(&path);
107 err = v9fs_name_to_path(s, &fidp->path, name->data, &path);
109 err = s->ops->lstat(&s->ctx, &path, stbuf);
114 v9fs_path_free(&path);
121 int v9fs_co_opendir(V9fsPDU *pdu, V9fsFidState *fidp)
124 V9fsState *s = pdu->s;
126 if (v9fs_request_cancelled(pdu)) {
129 v9fs_path_read_lock(s);
130 v9fs_co_run_in_worker(
132 err = s->ops->opendir(&s->ctx, &fidp->path, &fidp->fs);
142 if (total_open_fd > open_fd_hw) {
143 v9fs_reclaim_fd(pdu);
149 int v9fs_co_closedir(V9fsPDU *pdu, V9fsFidOpenState *fs)
152 V9fsState *s = pdu->s;
154 if (v9fs_request_cancelled(pdu)) {
157 v9fs_co_run_in_worker(
159 err = s->ops->closedir(&s->ctx, fs);