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authorJeremy Allison2006-08-02 21:56:33 +0000
committerSteve French2006-08-11 21:28:47 +0000
commit7ee1af765dfa3146aef958258003245e082284e5 (patch)
tree90ab87a136d63c937064e595fd8062e5bc721e03 /fs/cifs/cifssmb.c
parent6c3d8909d85b2c18fd7a6e64f0ca757a257b40fa (diff)
[CIFS]
Allow Windows blocking locks to be cancelled via a CANCEL_LOCK call. TODO - restrict this to servers that support NT_STATUS codes (Win9x will probably not support this call). Signed-off-by: Jeremy Allison <jra@samba.org> Signed-off-by: Steve French <sfrench@us.ibm.com> (cherry picked from 570d4d2d895569825d0d017d4e76b51138f68864 commit)
Diffstat (limited to 'fs/cifs/cifssmb.c')
-rw-r--r--fs/cifs/cifssmb.c15
1 files changed, 13 insertions, 2 deletions
diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c
index c03c42ee9eb9..dcbc3e075e81 100644
--- a/fs/cifs/cifssmb.c
+++ b/fs/cifs/cifssmb.c
@@ -1460,8 +1460,13 @@ CIFSSMBLock(const int xid, struct cifsTconInfo *tcon,
pSMB->hdr.smb_buf_length += count;
pSMB->ByteCount = cpu_to_le16(count);
- rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
+ if (waitFlag) {
+ rc = SendReceiveBlockingLock(xid, tcon, (struct smb_hdr *) pSMB,
+ (struct smb_hdr *) pSMBr, &bytes_returned);
+ } else {
+ rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
(struct smb_hdr *) pSMBr, &bytes_returned, timeout);
+ }
cifs_stats_inc(&tcon->num_locks);
if (rc) {
cFYI(1, ("Send error in Lock = %d", rc));
@@ -1546,8 +1551,14 @@ CIFSSMBPosixLock(const int xid, struct cifsTconInfo *tcon,
pSMB->Reserved4 = 0;
pSMB->hdr.smb_buf_length += byte_count;
pSMB->ByteCount = cpu_to_le16(byte_count);
- rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
+ if (waitFlag) {
+ rc = SendReceiveBlockingLock(xid, tcon, (struct smb_hdr *) pSMB,
+ (struct smb_hdr *) pSMBr, &bytes_returned);
+ } else {
+ rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
(struct smb_hdr *) pSMBr, &bytes_returned, timeout);
+ }
+
if (rc) {
cFYI(1, ("Send error in Posix Lock = %d", rc));
} else if (get_flag) {