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Cleanup

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git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@4763 d57e44dd-8a1f-0410-8b47-8ef2f437770f
This commit is contained in:
Vladislav Bolkhovitin
2013-02-18 23:50:29 +00:00
parent 5a6024c859
commit 6eadaff9cb
3 changed files with 15 additions and 11 deletions
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19
scst/include/scst.h
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@@ -36,6 +36,10 @@
#endif
#include <asm/unaligned.h>
#if 0 /* Let's disable it for now to see if users will complain about it */
#define CONFIG_SCST_PER_DEVICE_CMD_COUNT_LIMIT
#endif
/* #define CONFIG_SCST_PROC */
#ifdef CONFIG_SCST_PROC
@@ -2351,14 +2355,17 @@ struct scst_device {
/**************************************************************/
/*
* How many cmds alive on this dev. Modified independently to the
* above fields, hence the alignment. Gcc reported to have
* a long standing bug, when it uses 64-bit memory accesses for
* int bit fields, so this alignment must be here to workaroud it.
* Device lock. Modified independently to the above fields, hence
* the alignment. Gcc reported to have a long standing bug, when
* it uses 64-bit memory accesses for int bit fields, so this
* alignment must be here to workaroud it.
*/
atomic_t dev_cmd_count __aligned(sizeof(long));
spinlock_t dev_lock __aligned(sizeof(long));
spinlock_t dev_lock; /* device lock */
#ifdef CONFIG_SCST_PER_DEVICE_CMD_COUNT_LIMIT
/* How many cmds alive on this dev */
atomic_t dev_cmd_count;
#endif
/*
* How many times device was blocked for new cmds execution.

2
scst/src/scst_lib.c
View File

@@ -3380,7 +3380,9 @@ int scst_alloc_device(gfp_t gfp_mask, struct scst_device **out_dev)
}
dev->handler = &scst_null_devtype;
#ifdef CONFIG_SCST_PER_DEVICE_CMD_COUNT_LIMIT
atomic_set(&dev->dev_cmd_count, 0);
#endif
scst_init_mem_lim(&dev->dev_mem_lim);
spin_lock_init(&dev->dev_lock);
INIT_LIST_HEAD(&dev->blocked_cmd_list);

5
scst/src/scst_targ.c
View File

@@ -38,11 +38,6 @@
#include "scst_priv.h"
#include "scst_pres.h"
#if 0 /* Let's disable it for now to see if users will complain about it */
/* Deleting it don't forget to delete dev_cmd_count */
#define CONFIG_SCST_PER_DEVICE_CMD_COUNT_LIMIT
#endif
static void scst_cmd_set_sn(struct scst_cmd *cmd);
static int __scst_init_cmd(struct scst_cmd *cmd);
static struct scst_cmd *__scst_find_cmd_by_tag(struct scst_session *sess,