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[tip/core/rcu,08/47] tcm_fc: Convert call_rcu() to kfree_rcu(), drop ft_tport_rcu_free()

Message ID 1328319922-30828-8-git-send-email-paulmck@linux.vnet.ibm.com
State Accepted
Commit a6c76da8f8b4549ccec7425ba94d8395d68a2e56
Headers show

Commit Message

Paul E. McKenney Feb. 4, 2012, 1:44 a.m. UTC 
From: "Paul E. McKenney" <paul.mckenney@linaro.org>

The call_rcu() in ft_tport_delete() invokes ft_tport_rcu_free(),
which just does a kfree().  So convert the call_rcu() to kfree_rcu(),
allowing ft_tport_rcu_free() to be eliminated.

Signed-off-by: Paul E. McKenney <paul.mckenney@linaro.org>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: "Nicholas A. Bellinger" <nab@linux-iscsi.org>
Cc: Jiri Kosina <jkosina@suse.cz>
Cc: Jesper Juhl <jj@chaosbits.net>
Cc: linux-scsi@vger.kernel.org
Cc: target-devel@vger.kernel.org
---
 drivers/target/tcm_fc/tfc_sess.c |   12 +-----------
 1 files changed, 1 insertions(+), 11 deletions(-)
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Patch

diff --git a/drivers/target/tcm_fc/tfc_sess.c b/drivers/target/tcm_fc/tfc_sess.c
index 4c0507c..eff512b 100644
--- a/drivers/target/tcm_fc/tfc_sess.c
+++ b/drivers/target/tcm_fc/tfc_sess.c
@@ -86,16 +86,6 @@  static struct ft_tport *ft_tport_create(struct fc_lport *lport)
 }
 
 /*
- * Free tport via RCU.
- */
-static void ft_tport_rcu_free(struct rcu_head *rcu)
-{
-	struct ft_tport *tport = container_of(rcu, struct ft_tport, rcu);
-
-	kfree(tport);
-}
-
-/*
  * Delete a target local port.
  * Caller holds ft_lport_lock.
  */
@@ -114,7 +104,7 @@  static void ft_tport_delete(struct ft_tport *tport)
 		tpg->tport = NULL;
 		tport->tpg = NULL;
 	}
-	call_rcu(&tport->rcu, ft_tport_rcu_free);
+	kfree_rcu(tport, rcu);
 }
 
 /*