Commit a6ce22a5 authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-rc-fixes-2.6 

* master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-rc-fixes-2.6: (28 commits)
  [SCSI] mpt fusion: Changes in mptctl.c for logging support
  [SCSI] mpt fusion: Changes in mptfc.c mptlan.c mptsas.c and mptspi.c for logging support
  [SCSI] mpt fusion: Changes in mptscsih.c for logging support
  [SCSI] mpt fusion: Changes in mptbase.c for logging support
  [SCSI] mpt fusion: logging support in Kconfig, Makefile, mptbase.h and addition of mptdebug.h
  [SCSI] libsas: Fix potential NULL dereference in sas_smp_get_phy_events()
  [SCSI] bsg: Fix build for CONFIG_BLOCK=n
  [SCSI] aacraid: fix Sunrise Lake reset handling
  [SCSI] aacraid: add SCSI SYNCHONIZE_CACHE range checking
  [SCSI] add easyRAID to the no report luns blacklist
  [SCSI] advansys: lindent and other large, uninteresting changes
  [SCSI] aic79xx, aic7xxx: Fix incorrect width setting
  [SCSI] qla2xxx: fix to honor ignored parameters in sysfs attributes
  [SCSI] aacraid: draw line in sand, sundry cleanup and version update
  [SCSI] iscsi_tcp: Turn off bounce buffers
  [SCSI] libiscsi: fix cmd seqeunce number checking
  [SCSI] iscsi_tcp, ib_iser Enable module refcounting for iscsi host template
  [SCSI] libiscsi: make sure session is not blocked when removing host
  [SCSI] libsas: Remove PCI dependencies
  [SCSI] simscsi: convert to use the data buffer accessors
  ...
parents 4e950f6f 09120a8c

arch/ia64/hp/sim/simscsi.c

+15 −51
Original line number Diff line number Diff line
@@ -121,49 +121,23 @@ simscsi_biosparam (struct scsi_device *sdev, struct block_device *n, 
	return 0;

}



static void

simscsi_readwrite (struct scsi_cmnd *sc, int mode, unsigned long offset, unsigned long len)

{

	struct disk_stat stat;

	struct disk_req req;



	req.addr = __pa(sc->request_buffer);

	req.len  = len;			/* # of bytes to transfer */



	if (sc->request_bufflen < req.len)

		return;



	stat.fd = desc[sc->device->id];

	if (DBG)

		printk("simscsi_%s @ %lx (off %lx)\n",

		       mode == SSC_READ ? "read":"write", req.addr, offset);

	ia64_ssc(stat.fd, 1, __pa(&req), offset, mode);

	ia64_ssc(__pa(&stat), 0, 0, 0, SSC_WAIT_COMPLETION);



	if (stat.count == req.len) {

		sc->result = GOOD;

	} else {

		sc->result = DID_ERROR << 16;

	}

}



static void

simscsi_sg_readwrite (struct scsi_cmnd *sc, int mode, unsigned long offset)

{

	int list_len = sc->use_sg;

	struct scatterlist *sl = (struct scatterlist *)sc->request_buffer;

	int i;

	struct scatterlist *sl;

	struct disk_stat stat;

	struct disk_req req;



	stat.fd = desc[sc->device->id];



	while (list_len) {

	scsi_for_each_sg(sc, sl, scsi_sg_count(sc), i) {

		req.addr = __pa(page_address(sl->page) + sl->offset);

		req.len  = sl->length;

		if (DBG)

			printk("simscsi_sg_%s @ %lx (off %lx) use_sg=%d len=%d\n",

			       mode == SSC_READ ? "read":"write", req.addr, offset,

			       list_len, sl->length);

			       scsi_sg_count(sc) - i, sl->length);

		ia64_ssc(stat.fd, 1, __pa(&req), offset, mode);

		ia64_ssc(__pa(&stat), 0, 0, 0, SSC_WAIT_COMPLETION);
@@ -173,8 +147,6 @@ simscsi_sg_readwrite (struct scsi_cmnd *sc, int mode, unsigned long offset) 
			return;

		}

		offset +=  sl->length;

		sl++;

		list_len--;

	}

	sc->result = GOOD;

}
@@ -190,10 +162,7 @@ simscsi_readwrite6 (struct scsi_cmnd *sc, int mode) 
	unsigned long offset;



	offset = (((sc->cmnd[1] & 0x1f) << 16) | (sc->cmnd[2] << 8) | sc->cmnd[3])*512;

	if (sc->use_sg > 0)

	simscsi_sg_readwrite(sc, mode, offset);

	else

		simscsi_readwrite(sc, mode, offset, sc->cmnd[4]*512);

}



static size_t
@@ -230,26 +199,21 @@ simscsi_readwrite10 (struct scsi_cmnd *sc, int mode) 
		| ((unsigned long)sc->cmnd[3] << 16)

		| ((unsigned long)sc->cmnd[4] <<  8) 

		| ((unsigned long)sc->cmnd[5] <<  0))*512UL;

	if (sc->use_sg > 0)

	simscsi_sg_readwrite(sc, mode, offset);

	else

		simscsi_readwrite(sc, mode, offset, ((sc->cmnd[7] << 8) | sc->cmnd[8])*512);

}



static void simscsi_fillresult(struct scsi_cmnd *sc, char *buf, unsigned len)

{



	int scatterlen = sc->use_sg;

	int i;

	unsigned thislen;

	struct scatterlist *slp;



	if (scatterlen == 0)

		memcpy(sc->request_buffer, buf, len);

	else for (slp = (struct scatterlist *)sc->request_buffer;

		  scatterlen-- > 0 && len > 0; slp++) {

		unsigned thislen = min(len, slp->length);



	scsi_for_each_sg(sc, slp, scsi_sg_count(sc), i) {

		if (!len)

			break;

		thislen = min(len, slp->length);

		memcpy(page_address(slp->page) + slp->offset, buf, thislen);

		slp++;

		len -= thislen;

	}

}
@@ -275,7 +239,7 @@ simscsi_queuecommand (struct scsi_cmnd *sc, void (*done)(struct scsi_cmnd *)) 
	if (target_id <= 15 && sc->device->lun == 0) {

		switch (sc->cmnd[0]) {

		      case INQUIRY:

			if (sc->request_bufflen < 35) {

			if (scsi_bufflen(sc) < 35) {

				break;

			}

			sprintf (fname, "%s%c", simscsi_root, 'a' + target_id);
@@ -328,7 +292,7 @@ simscsi_queuecommand (struct scsi_cmnd *sc, void (*done)(struct scsi_cmnd *)) 
			break;



		      case READ_CAPACITY:

			if (desc[target_id] < 0 || sc->request_bufflen < 8) {

			if (desc[target_id] < 0 || scsi_bufflen(sc) < 8) {

				break;

			}

			buf = localbuf;
@@ -350,7 +314,7 @@ simscsi_queuecommand (struct scsi_cmnd *sc, void (*done)(struct scsi_cmnd *)) 
		      case MODE_SENSE:

		      case MODE_SENSE_10:

			/* sd.c uses this to determine whether disk does write-caching. */

			simscsi_fillresult(sc, (char *)empty_zero_page, sc->request_bufflen);

			simscsi_fillresult(sc, (char *)empty_zero_page, scsi_bufflen(sc));

			sc->result = GOOD;

			break;

block/bsg.c

+30 −48
Original line number Diff line number Diff line
@@ -9,13 +9,6 @@ 
 *  archive for more details.

 *

 */

/*

 * TODO

 *	- Should this get merged, block/scsi_ioctl.c will be migrated into

 *	  this file. To keep maintenance down, it's easier to have them

 *	  seperated right now.

 *

 */

#include <linux/module.h>

#include <linux/init.h>

#include <linux/file.h>
@@ -24,6 +17,7 @@ 
#include <linux/cdev.h>

#include <linux/percpu.h>

#include <linux/uio.h>

#include <linux/idr.h>

#include <linux/bsg.h>



#include <scsi/scsi.h>
@@ -70,13 +64,12 @@ enum { 
#endif



static DEFINE_MUTEX(bsg_mutex);

static int bsg_device_nr, bsg_minor_idx;

static DEFINE_IDR(bsg_minor_idr);



#define BSG_LIST_ARRAY_SIZE	8

static struct hlist_head bsg_device_list[BSG_LIST_ARRAY_SIZE];



static struct class *bsg_class;

static LIST_HEAD(bsg_class_list);

static int bsg_major;



static struct kmem_cache *bsg_cmd_cachep;
@@ -92,7 +85,6 @@ struct bsg_command { 
	struct bio *bidi_bio;

	int err;

	struct sg_io_v4 hdr;

	struct sg_io_v4 __user *uhdr;

	char sense[SCSI_SENSE_BUFFERSIZE];

};
@@ -620,7 +612,6 @@ static int __bsg_write(struct bsg_device *bd, const char __user *buf, 
			break;

		}



		bc->uhdr = (struct sg_io_v4 __user *) buf;

		if (copy_from_user(&bc->hdr, buf, sizeof(bc->hdr))) {

			ret = -EFAULT;

			break;
@@ -781,23 +772,18 @@ static struct bsg_device *__bsg_get_device(int minor) 


static struct bsg_device *bsg_get_device(struct inode *inode, struct file *file)

{

	struct bsg_device *bd = __bsg_get_device(iminor(inode));

	struct bsg_class_device *bcd, *__bcd;

	struct bsg_device *bd;

	struct bsg_class_device *bcd;



	bd = __bsg_get_device(iminor(inode));

	if (bd)

		return bd;



	/*

	 * find the class device

	 */

	bcd = NULL;

	mutex_lock(&bsg_mutex);

	list_for_each_entry(__bcd, &bsg_class_list, list) {

		if (__bcd->minor == iminor(inode)) {

			bcd = __bcd;

			break;

		}

	}

	bcd = idr_find(&bsg_minor_idr, iminor(inode));

	mutex_unlock(&bsg_mutex);



	if (!bcd)
@@ -936,13 +922,12 @@ void bsg_unregister_queue(struct request_queue *q) 
		return;



	mutex_lock(&bsg_mutex);

	idr_remove(&bsg_minor_idr, bcd->minor);

	sysfs_remove_link(&q->kobj, "bsg");

	class_device_unregister(bcd->class_dev);

	put_device(bcd->dev);

	bcd->class_dev = NULL;

	bcd->dev = NULL;

	list_del_init(&bcd->list);

	bsg_device_nr--;

	mutex_unlock(&bsg_mutex);

}

EXPORT_SYMBOL_GPL(bsg_unregister_queue);
@@ -950,9 +935,9 @@ EXPORT_SYMBOL_GPL(bsg_unregister_queue); 
int bsg_register_queue(struct request_queue *q, struct device *gdev,

		       const char *name)

{

	struct bsg_class_device *bcd, *__bcd;

	struct bsg_class_device *bcd;

	dev_t dev;

	int ret = -EMFILE;

	int ret, minor;

	struct class_device *class_dev = NULL;

	const char *devname;
@@ -969,28 +954,26 @@ int bsg_register_queue(struct request_queue *q, struct device *gdev, 


	bcd = &q->bsg_dev;

	memset(bcd, 0, sizeof(*bcd));

	INIT_LIST_HEAD(&bcd->list);



	mutex_lock(&bsg_mutex);

	if (bsg_device_nr == BSG_MAX_DEVS) {

		printk(KERN_ERR "bsg: too many bsg devices\n");

		goto err;

	}



retry:

	list_for_each_entry(__bcd, &bsg_class_list, list) {

		if (__bcd->minor == bsg_minor_idx) {

			bsg_minor_idx++;

			if (bsg_minor_idx == BSG_MAX_DEVS)

				bsg_minor_idx = 0;

			goto retry;

		}

	ret = idr_pre_get(&bsg_minor_idr, GFP_KERNEL);

	if (!ret) {

		ret = -ENOMEM;

		goto unlock;

	}



	bcd->minor = bsg_minor_idx++;

	if (bsg_minor_idx == BSG_MAX_DEVS)

		bsg_minor_idx = 0;

	ret = idr_get_new(&bsg_minor_idr, bcd, &minor);

	if (ret < 0)

		goto unlock;



	if (minor >= BSG_MAX_DEVS) {

		printk(KERN_ERR "bsg: too many bsg devices\n");

		ret = -EINVAL;

		goto remove_idr;

	}



	bcd->minor = minor;

	bcd->queue = q;

	bcd->dev = get_device(gdev);

	dev = MKDEV(bsg_major, bcd->minor);
@@ -998,27 +981,26 @@ retry: 
					devname);

	if (IS_ERR(class_dev)) {

		ret = PTR_ERR(class_dev);

		goto err_put;

		goto put_dev;

	}

	bcd->class_dev = class_dev;



	if (q->kobj.sd) {

		ret = sysfs_create_link(&q->kobj, &bcd->class_dev->kobj, "bsg");

		if (ret)

			goto err_unregister;

			goto unregister_class_dev;

	}



	list_add_tail(&bcd->list, &bsg_class_list);

	bsg_device_nr++;



	mutex_unlock(&bsg_mutex);

	return 0;



err_unregister:

unregister_class_dev:

	class_device_unregister(class_dev);

err_put:

put_dev:

	put_device(gdev);

err:

remove_idr:

	idr_remove(&bsg_minor_idr, minor);

unlock:

	mutex_unlock(&bsg_mutex);

	return ret;

}

drivers/infiniband/ulp/iser/iscsi_iser.c

+1 −0
Original line number Diff line number Diff line
@@ -548,6 +548,7 @@ iscsi_iser_ep_disconnect(__u64 ep_handle) 
}



static struct scsi_host_template iscsi_iser_sht = {

	.module                 = THIS_MODULE,

	.name                   = "iSCSI Initiator over iSER, v." DRV_VER,

	.queuecommand           = iscsi_queuecommand,

	.can_queue		= ISCSI_DEF_XMIT_CMDS_MAX - 1,

drivers/message/fusion/Kconfig

+14 −0
Original line number Diff line number Diff line
@@ -102,4 +102,18 @@ config FUSION_LAN 


	  If unsure whether you really want or need this, say N.



config FUSION_LOGGING

	bool "Fusion MPT logging facility"

	depends on FUSION

	---help---

	  This turns on a logging facility that can be used to debug a number

	  of Fusion MPT related problems.



	  The debug level can be programmed on the fly via SysFS (hex values)



	  echo [level] > /sys/class/scsi_host/host#/debug_level



	  There are various debug levels that an be found in the source:

	  file:drivers/message/fusion/mptdebug.h



endmenu

drivers/message/fusion/Makefile

+3 −34
Original line number Diff line number Diff line 
# Fusion MPT drivers; recognized debug defines...

#  MPT general:

#EXTRA_CFLAGS += -DMPT_DEBUG

#EXTRA_CFLAGS += -DMPT_DEBUG_MSG_FRAME

#EXTRA_CFLAGS += -DMPT_DEBUG_SG

#EXTRA_CFLAGS += -DMPT_DEBUG_EVENTS

#EXTRA_CFLAGS += -DMPT_DEBUG_VERBOSE_EVENTS

#EXTRA_CFLAGS += -DMPT_DEBUG_INIT

#EXTRA_CFLAGS += -DMPT_DEBUG_EXIT

#EXTRA_CFLAGS += -DMPT_DEBUG_FAIL

#EXTRA_CFLAGS += -DMPT_DEBUG_DV

#EXTRA_CFLAGS += -DMPT_DEBUG_TM

#EXTRA_CFLAGS += -DMPT_DEBUG_REPLY



#

# driver/module specifics...

#

#  For mptbase:

#CFLAGS_mptbase.o += -DMPT_DEBUG_HANDSHAKE

#CFLAGS_mptbase.o += -DMPT_DEBUG_CONFIG

#CFLAGS_mptbase.o += -DMPT_DEBUG_DL

#CFLAGS_mptbase.o += -DMPT_DEBUG_IRQ

#CFLAGS_mptbase.o += -DMPT_DEBUG_RESET

#

#  For mptscsih:

#CFLAGS_mptscsih.o += -DMPT_DEBUG_SCSI

#

#  For mptctl:

#CFLAGS_mptctl.o += -DMPT_DEBUG_IOCTL

#

#  For mptfc:

#CFLAGS_mptfc.o += -DMPT_DEBUG_FC



#  For mptsas:

#CFLAGS_mptsas.o += -DMPT_DEBUG_SAS

#CFLAGS_mptsas.o += -DMPT_DEBUG_SAS_WIDE

# enable verbose logging

# CONFIG_FUSION_LOGGING needs to be enabled in Kconfig

#EXTRA_CFLAGS += -DMPT_DEBUG_VERBOSE





#=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-} LSI_LOGIC

CRA Git | Maintained and supported by SUSTech CRA and CCSE