[Skiboot] [PATCH V2 1/3] timebase: Add nanosleep_nopoll

Ananth N Mavinakayanahalli ananth at in.ibm.com
Tue Feb 17 03:42:47 AEDT 2015


For use by hservices mainly...

Signed-off-by: Ananth N Mavinakayanahalli <ananth at in.ibm.com>
---
 core/timebase.c    |   11 +++++++++++
 include/timebase.h |    2 ++
 2 files changed, 13 insertions(+)

diff --git a/core/timebase.c b/core/timebase.c
index 9321373..ff26689 100644
--- a/core/timebase.c
+++ b/core/timebase.c
@@ -104,3 +104,14 @@ int nanosleep(const struct timespec *req, struct timespec *rem)
 	}
 	return 0;
 }
+
+int nanosleep_nopoll(const struct timespec *req, struct timespec *rem)
+{
+	time_wait_nopoll(timespec_to_tb(req));
+
+	if (rem) {
+		rem->tv_sec = 0;
+		rem->tv_nsec = 0;
+	}
+	return 0;
+}
diff --git a/include/timebase.h b/include/timebase.h
index 156c296..7f5afe1 100644
--- a/include/timebase.h
+++ b/include/timebase.h
@@ -98,4 +98,6 @@ extern void time_wait_ms_nopoll(unsigned long ms);
 extern void time_wait_us(unsigned long us);
 extern void time_wait_us_nopoll(unsigned long us);
 
+/* nanosleep_nopoll - variant for use from hostservices */
+extern int nanosleep_nopoll(const struct timespec *req, struct timespec *rem);
 #endif /* __TIME_H */



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