linux-kernel - [PATCH] kdb: Change timespec to use timespec64

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Date:   Thu, 25 Jan 2018 16:05:54 +0800
From:   Baolin Wang <baolin.wang@...aro.org>
To:     jason.wessel@...driver.com, daniel.thompson@...aro.org
Cc:     baolin.wang@...aro.org, mingo@...nel.org, arnd@...db.de,
        broonie@...nel.org, kgdb-bugreport@...ts.sourceforge.net,
        linux-kernel@...r.kernel.org
Subject: [PATCH] kdb: Change timespec to use timespec64

Since struct timespec is not y2038 safe on 32 bit machines, thus replace
uses of struct timespec with struct timespec64 in the kernel.

Signed-off-by: Baolin Wang <baolin.wang@...aro.org>
---
 kernel/debug/kdb/kdb_main.c |   10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/kernel/debug/kdb/kdb_main.c b/kernel/debug/kdb/kdb_main.c
index c8146d5..c20c61e 100644
--- a/kernel/debug/kdb/kdb_main.c
+++ b/kernel/debug/kdb/kdb_main.c
@@ -2488,7 +2488,7 @@ struct kdb_tm {
 	int tm_year;	/* year */
 };
 
-static void kdb_gmtime(struct timespec *tv, struct kdb_tm *tm)
+static void kdb_gmtime(struct timespec64 *tv, struct kdb_tm *tm)
 {
 	/* This will work from 1970-2099, 2100 is not a leap year */
 	static int mon_day[] = { 31, 29, 31, 30, 31, 30, 31,
@@ -2521,8 +2521,8 @@ static void kdb_gmtime(struct timespec *tv, struct kdb_tm *tm)
  */
 static void kdb_sysinfo(struct sysinfo *val)
 {
-	struct timespec uptime;
-	ktime_get_ts(&uptime);
+	struct timespec64 uptime;
+	ktime_get_ts64(&uptime);
 	memset(val, 0, sizeof(*val));
 	val->uptime = uptime.tv_sec;
 	val->loads[0] = avenrun[0];
@@ -2539,7 +2539,7 @@ static void kdb_sysinfo(struct sysinfo *val)
  */
 static int kdb_summary(int argc, const char **argv)
 {
-	struct timespec now;
+	struct timespec64 now;
 	struct kdb_tm tm;
 	struct sysinfo val;
 
@@ -2554,7 +2554,7 @@ static int kdb_summary(int argc, const char **argv)
 	kdb_printf("domainname %s\n", init_uts_ns.name.domainname);
 	kdb_printf("ccversion  %s\n", __stringify(CCVERSION));
 
-	now = __current_kernel_time();
+	now = current_kernel_time64();
 	kdb_gmtime(&now, &tm);
 	kdb_printf("date       %04d-%02d-%02d %02d:%02d:%02d "
 		   "tz_minuteswest %d\n",
-- 
1.7.9.5