[PATCH 2/2][RFC] ipmi: Update timespec usage to timespec64

[John Stultz]

As part of the internal y2038 cleanup, this patch removes
timespec usage in the ipmi driver, replacing it timespec64

Cc: Corey Minyard <minyard@xxxxxxx>
Cc: openipmi-developer@xxxxxxxxxxxxxxxxxxxxx
Cc: Arnd Bergmann <arnd@xxxxxxxx>
Signed-off-by: John Stultz <john.stultz@xxxxxxxxxx>
---
 drivers/char/ipmi/ipmi_si_intf.c | 25 +++++++++++++------------
 1 file changed, 13 insertions(+), 12 deletions(-)

diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c
index cc3a07d..814ba98 100644
--- a/drivers/char/ipmi/ipmi_si_intf.c
+++ b/drivers/char/ipmi/ipmi_si_intf.c
@@ -324,10 +324,10 @@ static void cleanup_ipmi_si(void);
 #ifdef DEBUG_TIMING
 void debug_timestamp(char *msg)
 {
-	struct timeval t;
+	struct timespec64 t;
 
-	do_gettimeofday(&t);
-	pr_debug("**%s: %d.%9.9d\n", msg, t.tv_sec, t.tv_usec);
+	do_getnstimeofday64(&t);
+	pr_debug("**%s: %lld.%9.9d\n", msg, (long long) t.tv_sec, t.tv_usec);
 }
 #else
 #define debug_timestamp(x)
@@ -988,18 +988,18 @@ static void set_run_to_completion(void *send_info, bool i_run_to_completion)
  * we are spinning in kipmid looking for something and not delaying
  * between checks
  */
-static inline void ipmi_si_set_not_busy(struct timespec *ts)
+static inline void ipmi_si_set_not_busy(struct timespec64 *ts)
 {
 	ts->tv_nsec = -1;
 }
-static inline int ipmi_si_is_busy(struct timespec *ts)
+static inline int ipmi_si_is_busy(struct timespec64 *ts)
 {
 	return ts->tv_nsec != -1;
 }
 
 static inline int ipmi_thread_busy_wait(enum si_sm_result smi_result,
 					const struct smi_info *smi_info,
-					struct timespec *busy_until)
+					struct timespec64 *busy_until)
 {
 	unsigned int max_busy_us = 0;
 
@@ -1008,12 +1008,13 @@ static inline int ipmi_thread_busy_wait(enum si_sm_result smi_result,
 	if (max_busy_us == 0 || smi_result != SI_SM_CALL_WITH_DELAY)
 		ipmi_si_set_not_busy(busy_until);
 	else if (!ipmi_si_is_busy(busy_until)) {
-		getnstimeofday(busy_until);
-		timespec_add_ns(busy_until, max_busy_us*NSEC_PER_USEC);
+		getnstimeofday64(busy_until);
+		timespec64_add_ns(busy_until, max_busy_us*NSEC_PER_USEC);
 	} else {
-		struct timespec now;
-		getnstimeofday(&now);
-		if (unlikely(timespec_compare(&now, busy_until) > 0)) {
+		struct timespec64 now;
+
+		getnstimeofday64(&now);
+		if (unlikely(timespec64_compare(&now, busy_until) > 0)) {
 			ipmi_si_set_not_busy(busy_until);
 			return 0;
 		}
@@ -1036,7 +1037,7 @@ static int ipmi_thread(void *data)
 	struct smi_info *smi_info = data;
 	unsigned long flags;
 	enum si_sm_result smi_result;
-	struct timespec busy_until;
+	struct timespec64 busy_until;
 
 	ipmi_si_set_not_busy(&busy_until);
 	set_user_nice(current, MAX_NICE);
-- 
1.9.1

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