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authorMartin Schwidefsky <schwidefsky@de.ibm.com>2009-08-22 22:23:13 +0200
committerIngo Molnar <mingo@elte.hu>2009-08-23 10:49:48 +0200
commitd90246cd8e0141332a8ab09c3c1800cc2028a686 (patch)
tree0383890b9a5113b3816e367504c42ac3b271f955
parentda15cfdae03351c689736f8d142618592e3cebc3 (diff)
timekeeping: Increase granularity of read_persistent_clock(), build fix
Fix the following build problem on powerpc: arch/powerpc/kernel/time.c: In function 'read_persistent_clock': arch/powerpc/kernel/time.c:788: error: 'return' with a value, in function returning void arch/powerpc/kernel/time.c:791: error: 'return' with a value, in function returning void Reported-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: dwalker@fifo99.com Cc: johnstul@us.ibm.com LKML-Reference: <20090822222313.74b9619c@skybase> Signed-off-by: Ingo Molnar <mingo@elte.hu>
-rw-r--r--arch/powerpc/kernel/time.c14
1 files changed, 9 insertions, 5 deletions
diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c
index ad63f30fe3d..a508388fb87 100644
--- a/arch/powerpc/kernel/time.c
+++ b/arch/powerpc/kernel/time.c
@@ -774,6 +774,7 @@ void read_persistent_clock(struct timespec *ts)
struct rtc_time tm;
static int first = 1;
+ ts->tv_nsec = 0;
/* XXX this is a litle fragile but will work okay in the short term */
if (first) {
first = 0;
@@ -781,15 +782,18 @@ void read_persistent_clock(struct timespec *ts)
timezone_offset = ppc_md.time_init();
/* get_boot_time() isn't guaranteed to be safe to call late */
- if (ppc_md.get_boot_time)
- return ppc_md.get_boot_time() -timezone_offset;
+ if (ppc_md.get_boot_time) {
+ ts->tv_sec = ppc_md.get_boot_time() - timezone_offset;
+ return;
+ }
+ }
+ if (!ppc_md.get_rtc_time) {
+ ts->tv_sec = 0;
+ return;
}
- if (!ppc_md.get_rtc_time)
- return 0;
ppc_md.get_rtc_time(&tm);
ts->tv_sec = mktime(tm.tm_year+1900, tm.tm_mon+1, tm.tm_mday,
tm.tm_hour, tm.tm_min, tm.tm_sec);
- ts->tv_nsec = 0;
}
/* clocksource code */