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More cleanup.

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git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@2166 d57e44dd-8a1f-0410-8b47-8ef2f437770f
This commit is contained in:
Bart Van Assche
2010-09-22 18:03:20 +00:00
parent 45738b469c
commit fec7afefda
3 changed files with 0 additions and 103 deletions
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3
ibmvstgt/src/scsi_tgt.h
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@@ -1,3 +0,0 @@
/*
* SCSI target definitions
*/

95
ibmvstgt/src/scsi_tgt_lib.c
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@@ -1,95 +0,0 @@
/*
* SCSI target lib functions
*
* Copyright (C) 2005 Mike Christie <michaelc@cs.wisc.edu>
* Copyright (C) 2005 FUJITA Tomonori <tomof@acm.org>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*/
#include <linux/blkdev.h>
#include <linux/hash.h>
#include <linux/module.h>
#include <linux/pagemap.h>
#include <linux/slab.h>
#include <scsi/scsi.h>
#include <scsi/scsi_cmnd.h>
#include <scsi/scsi_device.h>
#include <scsi/scsi_host.h>
#include <scsi/scsi_transport.h>
#include <scsi/scsi_tgt.h>
#include "scsi_tgt_priv.h"
static struct workqueue_struct *scsi_tgtd;
static struct kmem_cache *scsi_tgt_cmd_cache;
/*
* TODO: this struct will be killed when the block layer supports large bios
* and James's work struct code is in
*/
struct scsi_tgt_cmd {
/* TODO replace work with James b's code */
struct work_struct work;
/* TODO fix limits of some drivers */
struct bio *bio;
struct list_head hash_list;
struct request *rq;
u64 itn_id;
u64 tag;
};
#define TGT_HASH_ORDER 4
#define cmd_hashfn(tag) hash_long((unsigned long) (tag), TGT_HASH_ORDER)
struct scsi_tgt_queuedata {
struct Scsi_Host *shost;
struct list_head cmd_hash[1 << TGT_HASH_ORDER];
spinlock_t cmd_hash_lock;
};
static int __init scsi_tgt_init(void)
{
int err;
scsi_tgt_cmd_cache = KMEM_CACHE(scsi_tgt_cmd, 0);
if (!scsi_tgt_cmd_cache)
return -ENOMEM;
scsi_tgtd = create_workqueue("scsi_tgtd");
if (!scsi_tgtd) {
err = -ENOMEM;
goto free_kmemcache;
}
return 0;
free_kmemcache:
kmem_cache_destroy(scsi_tgt_cmd_cache);
return err;
}
static void __exit scsi_tgt_exit(void)
{
destroy_workqueue(scsi_tgtd);
kmem_cache_destroy(scsi_tgt_cmd_cache);
}
module_init(scsi_tgt_init);
module_exit(scsi_tgt_exit);
MODULE_DESCRIPTION("SCSI target core");
MODULE_LICENSE("GPL");

5
ibmvstgt/src/scsi_tgt_priv.h
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@@ -1,5 +0,0 @@
/* tmp - will replace with SCSI logging stuff */
#define eprintk(fmt, args...) \
do { \
printk("%s(%d) " fmt, __func__, __LINE__, ##args); \
} while (0)