Message ID | 20171005005126.GA23416@beast |
---|---|
State | Deferred, archived |
Delegated to: | David Miller |
Headers | show |
Series | net: can: Convert timers to use timer_setup() | expand |
On 10/05/2017 02:51 AM, Kees Cook wrote: > In preparation for unconditionally passing the struct timer_list pointer to > all timer callbacks, switch to using the new timer_setup() and from_timer() > to pass the timer pointer explicitly. > > Cc: Oliver Hartkopp <socketcan@hartkopp.net> > Cc: Marc Kleine-Budde <mkl@pengutronix.de> > Cc: "David S. Miller" <davem@davemloft.net> > Cc: linux-can@vger.kernel.org > Cc: netdev@vger.kernel.org > Cc: Thomas Gleixner <tglx@linutronix.de> > Signed-off-by: Kees Cook <keescook@chromium.org> > --- > This requires commit 686fef928bba ("timer: Prepare to change timer > callback argument type") in v4.14-rc3, but should be otherwise > stand-alone. Are you taking the patch or should I apply it? Acked-by: Marc Kleine-Budde <mkl@pengutronix.de> Marc
On Mon, Oct 9, 2017 at 10:53 AM, Marc Kleine-Budde <mkl@pengutronix.de> wrote: > On 10/05/2017 02:51 AM, Kees Cook wrote: >> In preparation for unconditionally passing the struct timer_list pointer to >> all timer callbacks, switch to using the new timer_setup() and from_timer() >> to pass the timer pointer explicitly. >> >> Cc: Oliver Hartkopp <socketcan@hartkopp.net> >> Cc: Marc Kleine-Budde <mkl@pengutronix.de> >> Cc: "David S. Miller" <davem@davemloft.net> >> Cc: linux-can@vger.kernel.org >> Cc: netdev@vger.kernel.org >> Cc: Thomas Gleixner <tglx@linutronix.de> >> Signed-off-by: Kees Cook <keescook@chromium.org> >> --- >> This requires commit 686fef928bba ("timer: Prepare to change timer >> callback argument type") in v4.14-rc3, but should be otherwise >> stand-alone. > > Are you taking the patch or should I apply it? > > Acked-by: Marc Kleine-Budde <mkl@pengutronix.de> If you have -rc3 in your tree, please take it. If you want the timers tree to carry it instead, we can do that too. Thanks! -Kees
On 10/09/2017 08:09 PM, Kees Cook wrote: > On Mon, Oct 9, 2017 at 10:53 AM, Marc Kleine-Budde <mkl@pengutronix.de> wrote: >> On 10/05/2017 02:51 AM, Kees Cook wrote: >>> In preparation for unconditionally passing the struct timer_list pointer to >>> all timer callbacks, switch to using the new timer_setup() and from_timer() >>> to pass the timer pointer explicitly. >>> >>> Cc: Oliver Hartkopp <socketcan@hartkopp.net> >>> Cc: Marc Kleine-Budde <mkl@pengutronix.de> >>> Cc: "David S. Miller" <davem@davemloft.net> >>> Cc: linux-can@vger.kernel.org >>> Cc: netdev@vger.kernel.org >>> Cc: Thomas Gleixner <tglx@linutronix.de> >>> Signed-off-by: Kees Cook <keescook@chromium.org> >>> --- >>> This requires commit 686fef928bba ("timer: Prepare to change timer >>> callback argument type") in v4.14-rc3, but should be otherwise >>> stand-alone. >> >> Are you taking the patch or should I apply it? >> >> Acked-by: Marc Kleine-Budde <mkl@pengutronix.de> > > If you have -rc3 in your tree, please take it. If you want the timers > tree to carry it instead, we can do that too. I think it will hit mainline faster via your tree, as it will go via net-next. You've my acked-by. Marc
diff --git a/net/can/af_can.c b/net/can/af_can.c index 88edac0f3e36..1f75e11ac35a 100644 --- a/net/can/af_can.c +++ b/net/can/af_can.c @@ -882,8 +882,8 @@ static int can_pernet_init(struct net *net) if (IS_ENABLED(CONFIG_PROC_FS)) { /* the statistics are updated every second (timer triggered) */ if (stats_timer) { - setup_timer(&net->can.can_stattimer, can_stat_update, - (unsigned long)net); + timer_setup(&net->can.can_stattimer, can_stat_update, + 0); mod_timer(&net->can.can_stattimer, round_jiffies(jiffies + HZ)); } diff --git a/net/can/af_can.h b/net/can/af_can.h index d0ef45bb2a72..eca6463c6213 100644 --- a/net/can/af_can.h +++ b/net/can/af_can.h @@ -113,6 +113,6 @@ struct s_pstats { /* function prototypes for the CAN networklayer procfs (proc.c) */ void can_init_proc(struct net *net); void can_remove_proc(struct net *net); -void can_stat_update(unsigned long data); +void can_stat_update(struct timer_list *t); #endif /* AF_CAN_H */ diff --git a/net/can/proc.c b/net/can/proc.c index 83045f00c63c..d979b3dc49a6 100644 --- a/net/can/proc.c +++ b/net/can/proc.c @@ -115,9 +115,9 @@ static unsigned long calc_rate(unsigned long oldjif, unsigned long newjif, return rate; } -void can_stat_update(unsigned long data) +void can_stat_update(struct timer_list *t) { - struct net *net = (struct net *)data; + struct net *net = from_timer(net, t, can.can_stattimer); struct s_stats *can_stats = net->can.can_stats; unsigned long j = jiffies; /* snapshot */ @@ -221,7 +221,7 @@ static int can_stats_proc_show(struct seq_file *m, void *v) seq_putc(m, '\n'); - if (net->can.can_stattimer.function == can_stat_update) { + if (net->can.can_stattimer.function == (TIMER_FUNC_TYPE)can_stat_update) { seq_printf(m, " %8ld %% total match ratio (RXMR)\n", can_stats->total_rx_match_ratio); @@ -291,7 +291,7 @@ static int can_reset_stats_proc_show(struct seq_file *m, void *v) user_reset = 1; - if (net->can.can_stattimer.function == can_stat_update) { + if (net->can.can_stattimer.function == (TIMER_FUNC_TYPE)can_stat_update) { seq_printf(m, "Scheduled statistic reset #%ld.\n", can_pstats->stats_reset + 1); } else {
In preparation for unconditionally passing the struct timer_list pointer to all timer callbacks, switch to using the new timer_setup() and from_timer() to pass the timer pointer explicitly. Cc: Oliver Hartkopp <socketcan@hartkopp.net> Cc: Marc Kleine-Budde <mkl@pengutronix.de> Cc: "David S. Miller" <davem@davemloft.net> Cc: linux-can@vger.kernel.org Cc: netdev@vger.kernel.org Cc: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Kees Cook <keescook@chromium.org> --- This requires commit 686fef928bba ("timer: Prepare to change timer callback argument type") in v4.14-rc3, but should be otherwise stand-alone. --- net/can/af_can.c | 4 ++-- net/can/af_can.h | 2 +- net/can/proc.c | 8 ++++---- 3 files changed, 7 insertions(+), 7 deletions(-)