[2/9] cifs: change mkdir to use a compound
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Message ID 20180820033920.31435-3-lsahlber@redhat.com
State New
Headers show
Series
  • [1/9] cifs: add a smb2_compound_op and change QUERY_INFO to use it
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Commit Message

Ronnie Sahlberg Aug. 20, 2018, 3:39 a.m. UTC
This with the previous patch changes mkdir() from needing 6 roundtrips to just
3.

Signed-off-by: Ronnie Sahlberg <lsahlber@redhat.com>
---
 fs/cifs/smb2inode.c | 21 ++++++++++++---------
 1 file changed, 12 insertions(+), 9 deletions(-)

Patch
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diff --git a/fs/cifs/smb2inode.c b/fs/cifs/smb2inode.c
index 3529c5ebb4f7..5040e963d9e0 100644
--- a/fs/cifs/smb2inode.c
+++ b/fs/cifs/smb2inode.c
@@ -105,6 +105,12 @@  smb2_compound_op(const unsigned int xid, struct cifs_tcon *tcon,
 		smb2_set_next_command(server, &rqst[num_rqst]);
 		smb2_set_related(&rqst[num_rqst++]);
 		break;
+	case SMB2_OP_MKDIR:
+		/*
+		 * Directories are created through parameters in the
+		 * SMB2_open() call.
+		 */
+		break;
 	default:
 		cifs_dbg(VFS, "Invalid command\n");
 		rc = -EINVAL;
@@ -140,6 +146,9 @@  smb2_compound_op(const unsigned int xid, struct cifs_tcon *tcon,
 		SMB2_query_info_free(&rqst[1]);
 		SMB2_close_free(&rqst[2]);
 		break;
+	case SMB2_OP_MKDIR:
+		SMB2_close_free(&rqst[1]);
+		break;
 	}
 	free_rsp_buf(resp_buftype[0], rsp_iov[0].iov_base);
 	free_rsp_buf(resp_buftype[1], rsp_iov[1].iov_base);
@@ -192,12 +201,6 @@  smb2_open_op_close(const unsigned int xid, struct cifs_tcon *tcon,
 	switch (command) {
 	case SMB2_OP_DELETE:
 		break;
-	case SMB2_OP_MKDIR:
-		/*
-		 * Directories are created through parameters in the
-		 * SMB2_open() call.
-		 */
-		break;
 	case SMB2_OP_RMDIR:
 		tmprc = SMB2_rmdir(xid, tcon, fid.persistent_fid,
 				   fid.volatile_fid);
@@ -285,9 +288,9 @@  int
 smb2_mkdir(const unsigned int xid, struct cifs_tcon *tcon, const char *name,
 	   struct cifs_sb_info *cifs_sb)
 {
-	return smb2_open_op_close(xid, tcon, cifs_sb, name,
-				  FILE_WRITE_ATTRIBUTES, FILE_CREATE,
-				  CREATE_NOT_FILE, NULL, SMB2_OP_MKDIR);
+	return smb2_compound_op(xid, tcon, cifs_sb, name,
+				FILE_WRITE_ATTRIBUTES, FILE_CREATE,
+				CREATE_NOT_FILE, NULL, SMB2_OP_MKDIR);
 }
 
 void