diff options
| -rw-r--r-- | drivers/scsi/scsi_error.c | 57 |
1 files changed, 19 insertions, 38 deletions
diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c index e289b323853..0fc8b48f052 100644 --- a/drivers/scsi/scsi_error.c +++ b/drivers/scsi/scsi_error.c @@ -662,12 +662,10 @@ static void scsi_eh_finish_cmd(struct scsi_cmnd *scmd, static int scsi_eh_get_sense(struct list_head *work_q, struct list_head *done_q) { - struct list_head *lh, *lh_sf; - struct scsi_cmnd *scmd; + struct scsi_cmnd *scmd, *next; int rtn; - list_for_each_safe(lh, lh_sf, work_q) { - scmd = list_entry(lh, struct scsi_cmnd, eh_entry); + list_for_each_entry_safe(scmd, next, work_q, eh_entry) { if ((scmd->eh_eflags & SCSI_EH_CANCEL_CMD) || SCSI_SENSE_VALID(scmd)) continue; @@ -798,12 +796,10 @@ retry_tur: static int scsi_eh_abort_cmds(struct list_head *work_q, struct list_head *done_q) { - struct list_head *lh, *lh_sf; - struct scsi_cmnd *scmd; + struct scsi_cmnd *scmd, *next; int rtn; - list_for_each_safe(lh, lh_sf, work_q) { - scmd = list_entry(lh, struct scsi_cmnd, eh_entry); + list_for_each_entry_safe(scmd, next, work_q, eh_entry) { if (!(scmd->eh_eflags & SCSI_EH_CANCEL_CMD)) continue; SCSI_LOG_ERROR_RECOVERY(3, printk("%s: aborting cmd:" @@ -918,8 +914,7 @@ static int scsi_eh_stu(struct Scsi_Host *shost, struct list_head *work_q, struct list_head *done_q) { - struct list_head *lh, *lh_sf; - struct scsi_cmnd *scmd, *stu_scmd; + struct scsi_cmnd *scmd, *stu_scmd, *next; struct scsi_device *sdev; shost_for_each_device(sdev, shost) { @@ -940,8 +935,8 @@ static int scsi_eh_stu(struct Scsi_Host *shost, if (!scsi_eh_try_stu(stu_scmd)) { if (!scsi_device_online(sdev) || !scsi_eh_tur(stu_scmd)) { - list_for_each_safe(lh, lh_sf, work_q) { - scmd = list_entry(lh, struct scsi_cmnd, eh_entry); + list_for_each_entry_safe(scmd, next, + work_q, eh_entry) { if (scmd->device == sdev) scsi_eh_finish_cmd(scmd, done_q); } @@ -972,8 +967,7 @@ static int scsi_eh_bus_device_reset(struct Scsi_Host *shost, struct list_head *work_q, struct list_head *done_q) { - struct list_head *lh, *lh_sf; - struct scsi_cmnd *scmd, *bdr_scmd; + struct scsi_cmnd *scmd, *bdr_scmd, *next; struct scsi_device *sdev; int rtn; @@ -995,11 +989,8 @@ static int scsi_eh_bus_device_reset(struct Scsi_Host *shost, if (rtn == SUCCESS) { if (!scsi_device_online(sdev) || !scsi_eh_tur(bdr_scmd)) { - list_for_each_safe(lh, lh_sf, - work_q) { - scmd = list_entry(lh, struct - scsi_cmnd, - eh_entry); + list_for_each_entry_safe(scmd, next, + work_q, eh_entry) { if (scmd->device == sdev) scsi_eh_finish_cmd(scmd, done_q); @@ -1082,9 +1073,7 @@ static int scsi_eh_bus_reset(struct Scsi_Host *shost, struct list_head *work_q, struct list_head *done_q) { - struct list_head *lh, *lh_sf; - struct scsi_cmnd *scmd; - struct scsi_cmnd *chan_scmd; + struct scsi_cmnd *scmd, *chan_scmd, *next; unsigned int channel; int rtn; @@ -1115,9 +1104,7 @@ static int scsi_eh_bus_reset(struct Scsi_Host *shost, channel)); rtn = scsi_try_bus_reset(chan_scmd); if (rtn == SUCCESS) { - list_for_each_safe(lh, lh_sf, work_q) { - scmd = list_entry(lh, struct scsi_cmnd, - eh_entry); + list_for_each_entry_safe(scmd, next, work_q, eh_entry) { if (channel == scmd->device->channel) if (!scsi_device_online(scmd->device) || !scsi_eh_tur(scmd)) @@ -1142,9 +1129,8 @@ static int scsi_eh_bus_reset(struct Scsi_Host *shost, static int scsi_eh_host_reset(struct list_head *work_q, struct list_head *done_q) { + struct scsi_cmnd *scmd, *next; int rtn; - struct list_head *lh, *lh_sf; - struct scsi_cmnd *scmd; if (!list_empty(work_q)) { scmd = list_entry(work_q->next, @@ -1155,8 +1141,7 @@ static int scsi_eh_host_reset(struct list_head *work_q, rtn = scsi_try_host_reset(scmd); if (rtn == SUCCESS) { - list_for_each_safe(lh, lh_sf, work_q) { - scmd = list_entry(lh, struct scsi_cmnd, eh_entry); + list_for_each_entry_safe(scmd, next, work_q, eh_entry) { if (!scsi_device_online(scmd->device) || (!scsi_eh_try_stu(scmd) && !scsi_eh_tur(scmd)) || !scsi_eh_tur(scmd)) @@ -1180,11 +1165,9 @@ static int scsi_eh_host_reset(struct list_head *work_q, static void scsi_eh_offline_sdevs(struct list_head *work_q, struct list_head *done_q) { - struct list_head *lh, *lh_sf; - struct scsi_cmnd *scmd; + struct scsi_cmnd *scmd, *next; - list_for_each_safe(lh, lh_sf, work_q) { - scmd = list_entry(lh, struct scsi_cmnd, eh_entry); + list_for_each_entry_safe(scmd, next, work_q, eh_entry) { printk(KERN_INFO "scsi: Device offlined - not" " ready after error recovery: host" " %d channel %d id %d lun %d\n", @@ -1512,12 +1495,10 @@ static void scsi_eh_ready_devs(struct Scsi_Host *shost, **/ static void scsi_eh_flush_done_q(struct list_head *done_q) { - struct list_head *lh, *lh_sf; - struct scsi_cmnd *scmd; + struct scsi_cmnd *scmd, *next; - list_for_each_safe(lh, lh_sf, done_q) { - scmd = list_entry(lh, struct scsi_cmnd, eh_entry); - list_del_init(lh); + list_for_each_entry_safe(scmd, next, done_q, eh_entry) { + list_del_init(&scmd->eh_entry); if (scsi_device_online(scmd->device) && !blk_noretry_request(scmd->request) && (++scmd->retries < scmd->allowed)) { |