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Commit 7479b1ce authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge branch 'for-linus' of git://git390.osdl.marist.edu/pub/scm/linux-2.6 

* 'for-linus' of git://git390.osdl.marist.edu/pub/scm/linux-2.6:
  [S390] cio: fix stsch_reset.
  [S390] Change max. buffer size for monwriter device.
parents 4945b8a5 aa77015c

drivers/s390/char/monwriter.c

+1 −1
Original line number Original line Diff line number Diff line
@@ -23,7 +23,7 @@ 
#include <asm/appldata.h>

#include <asm/appldata.h>

#include <asm/monwriter.h>

#include <asm/monwriter.h>





#define MONWRITE_MAX_DATALEN	4024

#define MONWRITE_MAX_DATALEN	4010





static int mon_max_bufs = 255;

static int mon_max_bufs = 255;

static int mon_buf_count;

static int mon_buf_count;

drivers/s390/cio/cio.c

+10 −3
Original line number Original line Diff line number Diff line
@@ -2,8 +2,7 @@ 
 *  drivers/s390/cio/cio.c

 *  drivers/s390/cio/cio.c

 *   S/390 common I/O routines -- low level i/o calls

 *   S/390 common I/O routines -- low level i/o calls

 *

 *

 *    Copyright (C) 1999-2002 IBM Deutschland Entwicklung GmbH,

 *    Copyright (C) IBM Corp. 1999,2006

 *			      IBM Corporation

 *    Author(s): Ingo Adlung (adlung@de.ibm.com)

 *    Author(s): Ingo Adlung (adlung@de.ibm.com)

 *		 Cornelia Huck (cornelia.huck@de.ibm.com)

 *		 Cornelia Huck (cornelia.huck@de.ibm.com)

 *		 Arnd Bergmann (arndb@de.ibm.com)

 *		 Arnd Bergmann (arndb@de.ibm.com)
@@ -881,10 +880,18 @@ static void cio_reset_pgm_check_handler(void) 
static int stsch_reset(struct subchannel_id schid, volatile struct schib *addr)

static int stsch_reset(struct subchannel_id schid, volatile struct schib *addr)

{

{

	int rc;

	int rc;

	register struct subchannel_id reg1 asm ("1") = schid;





	pgm_check_occured = 0;

	pgm_check_occured = 0;

	s390_reset_pgm_handler = cio_reset_pgm_check_handler;

	s390_reset_pgm_handler = cio_reset_pgm_check_handler;

	rc = stsch(schid, addr);



	asm volatile(

		"       stsch   0(%2)\n"

		"       ipm     %0\n"

		"       srl     %0,28"

		: "=d" (rc)

		: "d" (reg1), "a" (addr), "m" (*addr) : "memory", "cc");



	s390_reset_pgm_handler = NULL;

	s390_reset_pgm_handler = NULL;

	if (pgm_check_occured)

	if (pgm_check_occured)

		return -EIO;

		return -EIO;