Messages in this thread | | | Date | Fri, 04 Nov 2005 22:01:18 -0600 | From | Corey Minyard <> | Subject | Re: [PATCH] fix remaining list_for_each_safe_rcu in -mm |
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Sorry for the long delay, I've been travelling and giving presentations :(.
IIRC, the RCU operations are "safe" by nature, so this is fine.
-Corey
Paul E. McKenney wrote:
>Hello! > >I missed a use of list_for_each_rcu_safe() in -mm tree. Here is a patch >to fix it. > >Signed-off-by: <paulmck@us.ibm.com> > >--- > > ipmi_msghandler.c | 5 ++--- > 1 files changed, 2 insertions(+), 3 deletions(-) > >diff -urpNa -X dontdiff linux-2.6.14-rc5-mm1/drivers/char/ipmi/ipmi_msghandler.c linux-2.6.14-rc5-mm1-safe_rcu/drivers/char/ipmi/ipmi_msghandler.c >--- linux-2.6.14-rc5-mm1/drivers/char/ipmi/ipmi_msghandler.c 2005-11-01 06:44:09.000000000 -0800 >+++ linux-2.6.14-rc5-mm1-safe_rcu/drivers/char/ipmi/ipmi_msghandler.c 2005-11-01 07:00:50.000000000 -0800 >@@ -788,7 +788,7 @@ int ipmi_destroy_user(ipmi_user_t user) > int i; > unsigned long flags; > struct cmd_rcvr *rcvr; >- struct list_head *entry1, *entry2; >+ struct list_head *entry1; > struct cmd_rcvr *rcvrs = NULL; > > user->valid = 1; >@@ -813,8 +813,7 @@ int ipmi_destroy_user(ipmi_user_t user) > * synchronize_rcu()) then free everything in that list. > */ > spin_lock_irqsave(&intf->cmd_rcvrs_lock, flags); >- list_for_each_safe_rcu(entry1, entry2, &intf->cmd_rcvrs) { >- rcvr = list_entry(entry1, struct cmd_rcvr, link); >+ list_for_each_entry_rcu(entry1, &intf->cmd_rcvrs, link) { > if (rcvr->user == user) { > list_del_rcu(&rcvr->link); > rcvr->next = rcvrs; > >
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