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[CIFS] Add support for suspend

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cifsd had been preventing software suspend from completing.

Signed-off-by: pavel@suse.de
Signed-off-by: Steve French <sfrench@us.ibm.com>  lightly modified
---

 fs/cifs/CHANGES   |    3 ++-
 fs/cifs/cifsfs.c  |    4 ++++
 fs/cifs/connect.c |    2 ++
 3 files changed, 8 insertions(+), 1 deletions(-)
This commit is contained in:
Steve French
2005-08-30 13:10:14 -07:00
parent 2016ef789a
commit 16abbecdad
3 changed files with 8 additions and 1 deletions
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3
fs/cifs/CHANGES
View File

@@ -2,7 +2,8 @@ Version 1.36
------------ ------------
Add support for mounting to older pre-CIFS servers such as Windows9x and ME. Add support for mounting to older pre-CIFS servers such as Windows9x and ME.
For these older servers, add option for passing netbios name of server in For these older servers, add option for passing netbios name of server in
on mount (servernetbiosname). on mount (servernetbiosname). Add suspend support for power management, to
avoid cifsd thread preventing software suspend from working.
Add mount option for disabling the default behavior of sending byte range lock Add mount option for disabling the default behavior of sending byte range lock
requests to the server (necessary for certain applications which break with requests to the server (necessary for certain applications which break with
mandatory lock behavior such as Evolution), and also mount option for mandatory lock behavior such as Evolution), and also mount option for

4
fs/cifs/cifsfs.c
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@@ -784,6 +784,8 @@ static int cifs_oplock_thread(void * dummyarg)
oplockThread = current; oplockThread = current;
do { do {
if(try_to_freeze())
continue;
set_current_state(TASK_INTERRUPTIBLE); set_current_state(TASK_INTERRUPTIBLE);
schedule_timeout(1*HZ); schedule_timeout(1*HZ);
@@ -848,6 +850,8 @@ static int cifs_dnotify_thread(void * dummyarg)
dnotifyThread = current; dnotifyThread = current;
do { do {
if(try_to_freeze())
continue;
set_current_state(TASK_INTERRUPTIBLE); set_current_state(TASK_INTERRUPTIBLE);
schedule_timeout(39*HZ); schedule_timeout(39*HZ);
} while(!signal_pending(current)); } while(!signal_pending(current));

2
fs/cifs/connect.c
View File

@@ -355,6 +355,8 @@ cifs_demultiplex_thread(struct TCP_Server_Info *server)
} }
while (server->tcpStatus != CifsExiting) { while (server->tcpStatus != CifsExiting) {
if(try_to_freeze())
continue;
if (bigbuf == NULL) { if (bigbuf == NULL) {
bigbuf = cifs_buf_get(); bigbuf = cifs_buf_get();
if(bigbuf == NULL) { if(bigbuf == NULL) {