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fcst: Eliminate ft_sess_lookup_delete()

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git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@4865 d57e44dd-8a1f-0410-8b47-8ef2f437770f
This commit is contained in:
Bart Van Assche
2013-05-19 16:57:57 +00:00
parent c4b720647c
commit 1ed1f3fda7
1 changed files with 13 additions and 26 deletions
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39
fcst/ft_sess.c
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@@ -16,6 +16,7 @@
*/
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/module.h>
#include <linux/mutex.h>
#include <linux/hash.h>
#include <asm/unaligned.h>
@@ -461,36 +462,26 @@ static void ft_sess_put(struct ft_sess *sess)
kref_put(&sess->kref, ft_sess_free);
}
/*
* Delete ft_sess for PRLO.
* Called with ft_lport_lock held.
*/
static struct ft_sess *ft_sess_lookup_delete(struct fc_rport_priv *rdata)
{
struct ft_sess *sess;
struct ft_tport *tport;
tport = rcu_dereference(rdata->local_port->prov[FC_TYPE_FCP]);
if (!tport)
return NULL;
sess = ft_sess_delete(tport, rdata->ids.port_id);
if (sess)
sess->params = 0;
return sess;
}
/*
* Handle PRLO.
*/
static void ft_prlo(struct fc_rport_priv *rdata)
{
struct ft_sess *sess;
struct ft_tport *tport;
mutex_lock(&ft_lport_lock);
sess = ft_sess_lookup_delete(rdata);
mutex_unlock(&ft_lport_lock);
if (!sess)
tport = rcu_dereference(rdata->local_port->prov[FC_TYPE_FCP]);
if (!tport) {
mutex_unlock(&ft_lport_lock);
return;
}
sess = ft_sess_delete(tport, rdata->ids.port_id);
if (!sess) {
mutex_unlock(&ft_lport_lock);
return;
}
mutex_unlock(&ft_lport_lock);
/*
* Release the session hold from the table.
@@ -516,11 +507,7 @@ void ft_recv(struct fc_lport *lport, struct fc_frame *fp)
#endif
{
struct ft_sess *sess;
struct fc_frame_header *fh;
u32 sid;
fh = fc_frame_header_get(fp);
sid = ntoh24(fh->fh_s_id);
u32 sid = fc_frame_sid(fp);
FT_SESS_DBG("sid %x preempt %x\n", sid, preempt_count());