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[src/trunk]: src/sys/external/bsd/drm2/include/linux Define cond_resched to p...



details:   https://anonhg.NetBSD.org/src/rev/c9cfdb9bddd2
branches:  trunk
changeset: 365983:c9cfdb9bddd2
user:      riastradh <riastradh%NetBSD.org@localhost>
date:      Mon Aug 27 07:29:09 2018 +0000

description:
Define cond_resched to preempt if SPCF_SHOULDYIELD.

diffstat:

 sys/external/bsd/drm2/include/linux/sched.h |  10 +++++++++-
 1 files changed, 9 insertions(+), 1 deletions(-)

diffs (22 lines):

diff -r 98cc88470561 -r c9cfdb9bddd2 sys/external/bsd/drm2/include/linux/sched.h
--- a/sys/external/bsd/drm2/include/linux/sched.h       Mon Aug 27 07:28:57 2018 +0000
+++ b/sys/external/bsd/drm2/include/linux/sched.h       Mon Aug 27 07:29:09 2018 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: sched.h,v 1.8 2018/08/27 06:19:05 riastradh Exp $      */
+/*     $NetBSD: sched.h,v 1.9 2018/08/27 07:29:09 riastradh Exp $      */
 
 /*-
  * Copyright (c) 2013 The NetBSD Foundation, Inc.
@@ -71,4 +71,12 @@
        return remain > 0 ? remain : 0;
 }
 
+static inline void
+cond_resched(void)
+{
+
+       if (curcpu()->ci_schedstate.spc_flags & SPCF_SHOULDYIELD)
+               preempt();
+}
+
 #endif  /* _LINUX_SCHED_H_ */



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