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[SCSI] esp, scsi_tgt_lib, fcoe: use list_move() instead of list_del()/list_add() combination 

Signed-off-by: Kirill A. Shutemov <kirill@shutemov.name>
Signed-off-by: Robert Love <robert.w.love@intel.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Kirill A. Shutemov 2011-04-01 16:06:09 -07:00 committed by James Bottomley
parent 38b34aca30
commit 63ce249994
3 changed files with 6 additions and 12 deletions
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6
drivers/scsi/esp_scsi.c
View File

@ -708,8 +708,7 @@ static void esp_maybe_execute_command(struct esp *esp)
tp = &esp->target[tgt];
lp = dev->hostdata;
list_del(&ent->list);
list_add(&ent->list, &esp->active_cmds);
list_move(&ent->list, &esp->active_cmds);
esp->active_cmd = ent;
@ -1244,8 +1243,7 @@ static int esp_finish_select(struct esp *esp)
/* Now that the state is unwound properly, put back onto
* the issue queue. This command is no longer active.
*/
list_del(&ent->list);
list_add(&ent->list, &esp->queued_cmds);
list_move(&ent->list, &esp->queued_cmds);
esp->active_cmd = NULL;
/* Return value ignored by caller, it directly invokes

6
drivers/scsi/fcoe/fcoe_ctlr.c
View File

@ -978,10 +978,8 @@ static void fcoe_ctlr_recv_adv(struct fcoe_ctlr *fip, struct sk_buff *skb)
* the FCF that answers multicast solicitations, not the others that
* are sending periodic multicast advertisements.
*/
if (mtu_valid) {
list_del(&fcf->list);
list_add(&fcf->list, &fip->fcfs);
}
if (mtu_valid)
list_move(&fcf->list, &fip->fcfs);
/*
* If this is the first validated FCF, note the time and

6
drivers/scsi/scsi_tgt_lib.c
View File

@ -275,10 +275,8 @@ void scsi_tgt_free_queue(struct Scsi_Host *shost)
for (i = 0; i < ARRAY_SIZE(qdata->cmd_hash); i++) {
list_for_each_entry_safe(tcmd, n, &qdata->cmd_hash[i],
hash_list) {
list_del(&tcmd->hash_list);
list_add(&tcmd->hash_list, &cmds);
}
hash_list)
list_move(&tcmd->hash_list, &cmds);
}
spin_unlock_irqrestore(&qdata->cmd_hash_lock, flags);