Module Name: src
Committed By: riastradh
Date: Sat Apr 4 15:46:53 UTC 2015
Modified Files:
src/sys/external/bsd/drm2/include/drm: drm_wait_netbsd.h
Log Message:
In DRM_SPIN_WAIT_ON, don't stop after waiting only one tick.
Continue the loop to recheck the condition and count the whole
duration.
To generate a diff of this commit:
cvs rdiff -u -r1.11 -r1.12 \
src/sys/external/bsd/drm2/include/drm/drm_wait_netbsd.h
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/external/bsd/drm2/include/drm/drm_wait_netbsd.h
diff -u src/sys/external/bsd/drm2/include/drm/drm_wait_netbsd.h:1.11 src/sys/external/bsd/drm2/include/drm/drm_wait_netbsd.h:1.12
--- src/sys/external/bsd/drm2/include/drm/drm_wait_netbsd.h:1.11 Sat Feb 28 21:30:22 2015
+++ src/sys/external/bsd/drm2/include/drm/drm_wait_netbsd.h Sat Apr 4 15:46:53 2015
@@ -1,4 +1,4 @@
-/* $NetBSD: drm_wait_netbsd.h,v 1.11 2015/02/28 21:30:22 riastradh Exp $ */
+/* $NetBSD: drm_wait_netbsd.h,v 1.12 2015/04/04 15:46:53 riastradh Exp $ */
/*-
* Copyright (c) 2013 The NetBSD Foundation, Inc.
@@ -147,7 +147,8 @@ DRM_SPIN_WAKEUP_ALL(drm_waitqueue_t *q,
(RET) = -cv_timedwait_sig((Q), &(INTERLOCK)->sl_lock, 1); \
if (RET) { \
if ((RET) == -EWOULDBLOCK) \
- (RET) = (CONDITION) ? 0 : -EBUSY; \
+ /* Waited only one tick. */ \
+ continue; \
break; \
} \
} \
