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path: root/drivers/scsi/scsi_tgt_lib.c
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Diffstat (limited to 'drivers/scsi/scsi_tgt_lib.c')
-rw-r--r--drivers/scsi/scsi_tgt_lib.c17
1 files changed, 10 insertions, 7 deletions
diff --git a/drivers/scsi/scsi_tgt_lib.c b/drivers/scsi/scsi_tgt_lib.c
index 39da5cd6fb6f..d402aff5f314 100644
--- a/drivers/scsi/scsi_tgt_lib.c
+++ b/drivers/scsi/scsi_tgt_lib.c
@@ -33,7 +33,7 @@
#include "scsi_tgt_priv.h"
static struct workqueue_struct *scsi_tgtd;
-static kmem_cache_t *scsi_tgt_cmd_cache;
+static struct kmem_cache *scsi_tgt_cmd_cache;
/*
* TODO: this struct will be killed when the block layer supports large bios
@@ -185,10 +185,11 @@ static void cmd_hashlist_del(struct scsi_cmnd *cmd)
spin_unlock_irqrestore(&qdata->cmd_hash_lock, flags);
}
-static void scsi_tgt_cmd_destroy(void *data)
+static void scsi_tgt_cmd_destroy(struct work_struct *work)
{
- struct scsi_cmnd *cmd = data;
- struct scsi_tgt_cmd *tcmd = cmd->request->end_io_data;
+ struct scsi_tgt_cmd *tcmd =
+ container_of(work, struct scsi_tgt_cmd, work);
+ struct scsi_cmnd *cmd = tcmd->rq->special;
dprintk("cmd %p %d %lu\n", cmd, cmd->sc_data_direction,
rq_data_dir(cmd->request));
@@ -214,6 +215,7 @@ static void init_scsi_tgt_cmd(struct request *rq, struct scsi_tgt_cmd *tcmd,
struct list_head *head;
tcmd->tag = tag;
+ INIT_WORK(&tcmd->work, scsi_tgt_cmd_destroy);
spin_lock_irqsave(&qdata->cmd_hash_lock, flags);
head = &qdata->cmd_hash[cmd_hashfn(tag)];
list_add(&tcmd->hash_list, head);
@@ -303,7 +305,7 @@ void scsi_tgt_free_queue(struct Scsi_Host *shost)
cmd = tcmd->rq->special;
shost->hostt->eh_abort_handler(cmd);
- scsi_tgt_cmd_destroy(cmd);
+ scsi_tgt_cmd_destroy(&tcmd->work);
}
}
EXPORT_SYMBOL_GPL(scsi_tgt_free_queue);
@@ -347,7 +349,6 @@ static void scsi_tgt_cmd_done(struct scsi_cmnd *cmd)
dprintk("cmd %p %lu\n", cmd, rq_data_dir(cmd->request));
scsi_tgt_uspace_send_status(cmd, tcmd->tag);
- INIT_WORK(&tcmd->work, scsi_tgt_cmd_destroy, cmd);
queue_work(scsi_tgtd, &tcmd->work);
}
@@ -549,13 +550,15 @@ static int scsi_tgt_copy_sense(struct scsi_cmnd *cmd, unsigned long uaddr,
static int scsi_tgt_abort_cmd(struct Scsi_Host *shost, struct scsi_cmnd *cmd)
{
+ struct scsi_tgt_cmd *tcmd;
int err;
err = shost->hostt->eh_abort_handler(cmd);
if (err)
eprintk("fail to abort %p\n", cmd);
- scsi_tgt_cmd_destroy(cmd);
+ tcmd = cmd->request->end_io_data;
+ scsi_tgt_cmd_destroy(&tcmd->work);
return err;
}