Merge branch '9p-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
authorLinus Torvalds <torvalds@linux-foundation.org>
Thu, 23 Nov 2017 06:17:54 +0000 (20:17 -1000)
committerLinus Torvalds <torvalds@linux-foundation.org>
Thu, 23 Nov 2017 06:17:54 +0000 (20:17 -1000)
Pull 9p filesystemfixes from Al Viro:
 "Several 9p fixes"

* '9p-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
  9p: Fix missing commas in mount options
  net/9p: Switch to wait_event_killable()
  fs/9p: Compare qid.path in v9fs_test_inode

fs/9p/vfs_inode.c
fs/9p/vfs_inode_dotl.c
net/9p/client.c
net/9p/trans_fd.c
net/9p/trans_virtio.c
net/9p/trans_xen.c

index 2a5de61..bdabb27 100644 (file)
@@ -483,6 +483,9 @@ static int v9fs_test_inode(struct inode *inode, void *data)
 
        if (v9inode->qid.type != st->qid.type)
                return 0;
+
+       if (v9inode->qid.path != st->qid.path)
+               return 0;
        return 1;
 }
 
index 70f9887..7f6ae21 100644 (file)
@@ -87,6 +87,9 @@ static int v9fs_test_inode_dotl(struct inode *inode, void *data)
 
        if (v9inode->qid.type != st->qid.type)
                return 0;
+
+       if (v9inode->qid.path != st->qid.path)
+               return 0;
        return 1;
 }
 
index 4674235..b433aff 100644 (file)
@@ -82,7 +82,7 @@ int p9_show_client_options(struct seq_file *m, struct p9_client *clnt)
 {
        if (clnt->msize != 8192)
                seq_printf(m, ",msize=%u", clnt->msize);
-       seq_printf(m, "trans=%s", clnt->trans_mod->name);
+       seq_printf(m, ",trans=%s", clnt->trans_mod->name);
 
        switch (clnt->proto_version) {
        case p9_proto_legacy:
@@ -773,8 +773,7 @@ p9_client_rpc(struct p9_client *c, int8_t type, const char *fmt, ...)
        }
 again:
        /* Wait for the response */
-       err = wait_event_interruptible(*req->wq,
-                                      req->status >= REQ_STATUS_RCVD);
+       err = wait_event_killable(*req->wq, req->status >= REQ_STATUS_RCVD);
 
        /*
         * Make sure our req is coherent with regard to updates in other
index 903a190..985046a 100644 (file)
@@ -724,12 +724,12 @@ static int p9_fd_show_options(struct seq_file *m, struct p9_client *clnt)
 {
        if (clnt->trans_mod == &p9_tcp_trans) {
                if (clnt->trans_opts.tcp.port != P9_PORT)
-                       seq_printf(m, "port=%u", clnt->trans_opts.tcp.port);
+                       seq_printf(m, ",port=%u", clnt->trans_opts.tcp.port);
        } else if (clnt->trans_mod == &p9_fd_trans) {
                if (clnt->trans_opts.fd.rfd != ~0)
-                       seq_printf(m, "rfd=%u", clnt->trans_opts.fd.rfd);
+                       seq_printf(m, ",rfd=%u", clnt->trans_opts.fd.rfd);
                if (clnt->trans_opts.fd.wfd != ~0)
-                       seq_printf(m, "wfd=%u", clnt->trans_opts.fd.wfd);
+                       seq_printf(m, ",wfd=%u", clnt->trans_opts.fd.wfd);
        }
        return 0;
 }
index f24b25c..f3a4efc 100644 (file)
@@ -286,8 +286,8 @@ req_retry:
                if (err == -ENOSPC) {
                        chan->ring_bufs_avail = 0;
                        spin_unlock_irqrestore(&chan->lock, flags);
-                       err = wait_event_interruptible(*chan->vc_wq,
-                                                       chan->ring_bufs_avail);
+                       err = wait_event_killable(*chan->vc_wq,
+                                                 chan->ring_bufs_avail);
                        if (err  == -ERESTARTSYS)
                                return err;
 
@@ -327,7 +327,7 @@ static int p9_get_mapped_pages(struct virtio_chan *chan,
                 * Other zc request to finish here
                 */
                if (atomic_read(&vp_pinned) >= chan->p9_max_pages) {
-                       err = wait_event_interruptible(vp_wq,
+                       err = wait_event_killable(vp_wq,
                              (atomic_read(&vp_pinned) < chan->p9_max_pages));
                        if (err == -ERESTARTSYS)
                                return err;
@@ -471,8 +471,8 @@ req_retry_pinned:
                if (err == -ENOSPC) {
                        chan->ring_bufs_avail = 0;
                        spin_unlock_irqrestore(&chan->lock, flags);
-                       err = wait_event_interruptible(*chan->vc_wq,
-                                                      chan->ring_bufs_avail);
+                       err = wait_event_killable(*chan->vc_wq,
+                                                 chan->ring_bufs_avail);
                        if (err  == -ERESTARTSYS)
                                goto err_out;
 
@@ -489,8 +489,7 @@ req_retry_pinned:
        virtqueue_kick(chan->vq);
        spin_unlock_irqrestore(&chan->lock, flags);
        p9_debug(P9_DEBUG_TRANS, "virtio request kicked\n");
-       err = wait_event_interruptible(*req->wq,
-                                      req->status >= REQ_STATUS_RCVD);
+       err = wait_event_killable(*req->wq, req->status >= REQ_STATUS_RCVD);
        /*
         * Non kernel buffers are pinned, unpin them
         */
index 6ad3e04..325c560 100644 (file)
@@ -156,8 +156,8 @@ static int p9_xen_request(struct p9_client *client, struct p9_req_t *p9_req)
        ring = &priv->rings[num];
 
 again:
-       while (wait_event_interruptible(ring->wq,
-                                       p9_xen_write_todo(ring, size)) != 0)
+       while (wait_event_killable(ring->wq,
+                                  p9_xen_write_todo(ring, size)) != 0)
                ;
 
        spin_lock_irqsave(&ring->lock, flags);