diff --git a/fs/9p/fid.c b/fs/9p/fid.c index de009a33e0e2..d008ae949047 100644 --- a/fs/9p/fid.c +++ b/fs/9p/fid.c @@ -67,6 +67,7 @@ struct p9_fid *v9fs_fid_find_inode(struct inode *inode, bool want_writeable, spin_lock(&inode->i_lock); h = (struct hlist_head *)&inode->i_private; + printk("ino: %lx, inode fid list is empty: %d, %s\n", inode->i_ino, hlist_empty(h), __func__); hlist_for_each_entry(fid, h, ilist) { if (any || uid_eq(fid->uid, uid)) { if (want_writeable && !v9fs_is_writeable(fid->mode)) { diff --git a/fs/9p/vfs_addr.c b/fs/9p/vfs_addr.c index a97ceb105cd8..7768cc70439d 100644 --- a/fs/9p/vfs_addr.c +++ b/fs/9p/vfs_addr.c @@ -34,6 +34,7 @@ static void v9fs_begin_writeback(struct netfs_io_request *wreq) { struct p9_fid *fid; + printk("ino: %lx, %s\n", wreq->inode->i_ino, __func__); fid = v9fs_fid_find_inode(wreq->inode, true, INVALID_UID, true); if (!fid) { WARN_ONCE(1, "folio expected an open fid inode->i_ino=%lx\n", diff --git a/fs/9p/vfs_dir.c b/fs/9p/vfs_dir.c index e0d34e4e9076..4f02d8f294b1 100644 --- a/fs/9p/vfs_dir.c +++ b/fs/9p/vfs_dir.c @@ -218,7 +218,12 @@ int v9fs_dir_release(struct inode *inode, struct file *filp) if ((S_ISREG(inode->i_mode)) && (filp->f_mode & FMODE_WRITE)) retval = filemap_fdatawrite(inode->i_mapping); + printk("del, ind: %p, ino: %lx, %s\n", inode, inode->i_ino, __func__); spin_lock(&inode->i_lock); + if (inode_is_dirtytime_only(inode)) { + spin_unlock(&inode->i_lock); + return -EINVAL; + } hlist_del(&fid->ilist); spin_unlock(&inode->i_lock); put_err = p9_fid_put(fid); diff --git a/fs/9p/vfs_file.c b/fs/9p/vfs_file.c index 348cc90bf9c5..b0c2cd989854 100644 --- a/fs/9p/vfs_file.c +++ b/fs/9p/vfs_file.c @@ -44,6 +44,7 @@ int v9fs_file_open(struct inode *inode, struct file *file) struct p9_fid *fid; int omode; + printk("ind: %p, ino: %lx, %s\n", inode, inode->i_ino, __func__); p9_debug(P9_DEBUG_VFS, "inode: %p file: %p\n", inode, file); v9ses = v9fs_inode2v9ses(inode); if (v9fs_proto_dotl(v9ses))