diff options
| -rw-r--r-- | fs/cifs/cifsglob.h | 3 | ||||
| -rw-r--r-- | fs/cifs/cifssmb.c | 4 | ||||
| -rw-r--r-- | fs/cifs/file.c | 13 | ||||
| -rw-r--r-- | fs/cifs/smb1ops.c | 1 |
4 files changed, 18 insertions, 3 deletions
diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h index 93dd582bb8d1..aef167470654 100644 --- a/fs/cifs/cifsglob.h +++ b/fs/cifs/cifsglob.h @@ -173,6 +173,7 @@ struct cifs_fattr; struct smb_vol; struct cifs_fid; struct cifs_readdata; +struct cifs_writedata; struct smb_version_operations { int (*send_cancel)(struct TCP_Server_Info *, void *, @@ -283,6 +284,8 @@ struct smb_version_operations { int (*flush)(const unsigned int, struct cifs_tcon *, struct cifs_fid *); /* async read from the server */ int (*async_readv)(struct cifs_readdata *); + /* async write to the server */ + int (*async_writev)(struct cifs_writedata *); }; struct smb_version_values { diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c index 8a07f218266f..2a9b27387708 100644 --- a/fs/cifs/cifssmb.c +++ b/fs/cifs/cifssmb.c @@ -1926,6 +1926,7 @@ cifs_writev_requeue(struct cifs_writedata *wdata) { int i, rc; struct inode *inode = wdata->cfile->dentry->d_inode; + struct TCP_Server_Info *server; for (i = 0; i < wdata->nr_pages; i++) { lock_page(wdata->pages[i]); @@ -1933,7 +1934,8 @@ cifs_writev_requeue(struct cifs_writedata *wdata) } do { - rc = cifs_async_writev(wdata); + server = tlink_tcon(wdata->cfile->tlink)->ses->server; + rc = server->ops->async_writev(wdata); } while (rc == -EAGAIN); for (i = 0; i < wdata->nr_pages; i++) { diff --git a/fs/cifs/file.c b/fs/cifs/file.c index 29ac8ee46039..703c1648b068 100644 --- a/fs/cifs/file.c +++ b/fs/cifs/file.c @@ -1754,6 +1754,7 @@ static int cifs_writepages(struct address_space *mapping, bool done = false, scanned = false, range_whole = false; pgoff_t end, index; struct cifs_writedata *wdata; + struct TCP_Server_Info *server; struct page *page; int rc = 0; @@ -1904,7 +1905,8 @@ retry: break; } wdata->pid = wdata->cfile->pid; - rc = cifs_async_writev(wdata); + server = tlink_tcon(wdata->cfile->tlink)->ses->server; + rc = server->ops->async_writev(wdata); } while (wbc->sync_mode == WB_SYNC_ALL && rc == -EAGAIN); for (i = 0; i < nr_pages; ++i) @@ -2235,6 +2237,9 @@ static int cifs_uncached_retry_writev(struct cifs_writedata *wdata) { int rc; + struct TCP_Server_Info *server; + + server = tlink_tcon(wdata->cfile->tlink)->ses->server; do { if (wdata->cfile->invalidHandle) { @@ -2242,7 +2247,7 @@ cifs_uncached_retry_writev(struct cifs_writedata *wdata) if (rc != 0) continue; } - rc = cifs_async_writev(wdata); + rc = server->ops->async_writev(wdata); } while (rc == -EAGAIN); return rc; @@ -2277,6 +2282,10 @@ cifs_iovec_write(struct file *file, const struct iovec *iov, cifs_sb = CIFS_SB(file->f_path.dentry->d_sb); open_file = file->private_data; tcon = tlink_tcon(open_file->tlink); + + if (!tcon->ses->server->ops->async_writev) + return -ENOSYS; + offset = *poffset; if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_RWPIDFORWARD) diff --git a/fs/cifs/smb1ops.c b/fs/cifs/smb1ops.c index e2dbd22cb136..50c3697af5aa 100644 --- a/fs/cifs/smb1ops.c +++ b/fs/cifs/smb1ops.c @@ -786,6 +786,7 @@ struct smb_version_operations smb1_operations = { .close = cifs_close_file, .flush = cifs_flush_file, .async_readv = cifs_async_readv, + .async_writev = cifs_async_writev, }; struct smb_version_values smb1_values = { |