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cifs: change mkdir to use a compound

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This with the previous patch changes mkdir() from needing 6 roundtrips to
just 3.

Signed-off-by: Ronnie Sahlberg <lsahlber@redhat.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
This commit is contained in:
Ronnie Sahlberg 2018-09-03 13:33:42 +10:00 committed by Steve French
parent c5a5f38f07
commit f733e3936d
1 changed files with 13 additions and 9 deletions
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22
fs/cifs/smb2inode.c
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@ -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;
@ -142,6 +148,10 @@ smb2_compound_op(const unsigned int xid, struct cifs_tcon *tcon,
if (rqst[2].rq_iov)
SMB2_close_free(&rqst[2]);
break;
case SMB2_OP_MKDIR:
if (rqst[1].rq_iov)
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);
@ -194,12 +204,6 @@ 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);
@ -287,9 +291,9 @@ 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