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authorChristoph Hellwig <hch@lst.de>2006-07-08 20:39:30 +0200
committerJames Bottomley <jejb@mulgrave.il.steeleye.com>2006-07-09 11:27:23 -0500
commit5e13cdfa5ba94724d6ab11de26b3ec3c94b88b00 (patch)
tree7f6ec288f314dda60b825a2ded8e8eb7e5bde647
parent4e73ea7b02a8d2759b20ab52f13f40d5f5421044 (diff)
[SCSI] aha152x: stop poking at saved scsi_cmnd members
Stop poking into the old_ & co scsi_cmnd fields that should only be used in the EH code. Untested, but this is required to move ahead with the EH fixes. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
-rw-r--r--drivers/scsi/aha152x.c29
1 files changed, 23 insertions, 6 deletions
diff --git a/drivers/scsi/aha152x.c b/drivers/scsi/aha152x.c
index 36e63f82d9f8..cff3d389b010 100644
--- a/drivers/scsi/aha152x.c
+++ b/drivers/scsi/aha152x.c
@@ -551,6 +551,11 @@ struct aha152x_hostdata {
struct aha152x_scdata {
Scsi_Cmnd *next; /* next sc in queue */
struct semaphore *sem; /* semaphore to block on */
+ unsigned char cmd_len;
+ unsigned char cmnd[MAX_COMMAND_SIZE];
+ unsigned short use_sg;
+ unsigned request_bufflen;
+ void *request_buffer;
};
@@ -1006,11 +1011,20 @@ static int aha152x_internal_queue(Scsi_Cmnd *SCpnt, struct semaphore *sem, int p
return FAILED;
}
} else {
+ struct aha152x_scdata *sc;
+
SCpnt->host_scribble = kmalloc(sizeof(struct aha152x_scdata), GFP_ATOMIC);
if(SCpnt->host_scribble==0) {
printk(ERR_LEAD "allocation failed\n", CMDINFO(SCpnt));
return FAILED;
}
+
+ sc = SCDATA(SCpnt);
+ memcpy(sc->cmnd, SCpnt->cmnd, sizeof(sc->cmnd));
+ sc->request_buffer = SCpnt->request_buffer;
+ sc->request_bufflen = SCpnt->request_bufflen;
+ sc->use_sg = SCpnt->use_sg;
+ sc->cmd_len = SCpnt->cmd_len;
}
SCNEXT(SCpnt) = NULL;
@@ -1565,6 +1579,9 @@ static void busfree_run(struct Scsi_Host *shpnt)
#endif
if(DONE_SC->SCp.phase & check_condition) {
+ struct scsi_cmnd *cmd = HOSTDATA(shpnt)->done_SC;
+ struct aha152x_scdata *sc = SCDATA(cmd);
+
#if 0
if(HOSTDATA(shpnt)->debug & debug_eh) {
printk(ERR_LEAD "received sense: ", CMDINFO(DONE_SC));
@@ -1573,13 +1590,13 @@ static void busfree_run(struct Scsi_Host *shpnt)
#endif
/* restore old command */
- memcpy((void *) DONE_SC->cmnd, (void *) DONE_SC->data_cmnd, sizeof(DONE_SC->data_cmnd));
- DONE_SC->request_buffer = DONE_SC->buffer;
- DONE_SC->request_bufflen = DONE_SC->bufflen;
- DONE_SC->use_sg = DONE_SC->old_use_sg;
- DONE_SC->cmd_len = DONE_SC->old_cmd_len;
+ memcpy(cmd->cmnd, sc->cmnd, sizeof(sc->cmnd));
+ cmd->request_buffer = sc->request_buffer;
+ cmd->request_bufflen = sc->request_bufflen;
+ cmd->use_sg = sc->use_sg;
+ cmd->cmd_len = sc->cmd_len;
- DONE_SC->SCp.Status = 0x02;
+ cmd->SCp.Status = 0x02;
HOSTDATA(shpnt)->commands--;
if (!HOSTDATA(shpnt)->commands)