From: Yejune Deng yejune.deng@gmail.com
commit a01a89b1db1066a6af23ae08b9a0c345b7966f0b upstream.
atomic_inc() and atomic_dec() looks better
Signed-off-by: Yejune Deng yejune.deng@gmail.com Message-Id: 1605511807-7135-1-git-send-email-yejune.deng@gmail.com Signed-off-by: Corey Minyard cminyard@mvista.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/char/ipmi/ipmi_watchdog.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)
--- a/drivers/char/ipmi/ipmi_watchdog.c +++ b/drivers/char/ipmi/ipmi_watchdog.c @@ -503,7 +503,7 @@ static void panic_halt_ipmi_heartbeat(vo msg.cmd = IPMI_WDOG_RESET_TIMER; msg.data = NULL; msg.data_len = 0; - atomic_add(1, &panic_done_count); + atomic_inc(&panic_done_count); rv = ipmi_request_supply_msgs(watchdog_user, (struct ipmi_addr *) &addr, 0, @@ -513,7 +513,7 @@ static void panic_halt_ipmi_heartbeat(vo &panic_halt_heartbeat_recv_msg, 1); if (rv) - atomic_sub(1, &panic_done_count); + atomic_dec(&panic_done_count); }
static struct ipmi_smi_msg panic_halt_smi_msg = { @@ -537,12 +537,12 @@ static void panic_halt_ipmi_set_timeout( /* Wait for the messages to be free. */ while (atomic_read(&panic_done_count) != 0) ipmi_poll_interface(watchdog_user); - atomic_add(1, &panic_done_count); + atomic_inc(&panic_done_count); rv = __ipmi_set_timeout(&panic_halt_smi_msg, &panic_halt_recv_msg, &send_heartbeat_now); if (rv) { - atomic_sub(1, &panic_done_count); + atomic_dec(&panic_done_count); pr_warn("Unable to extend the watchdog timeout\n"); } else { if (send_heartbeat_now)