Module Name: src
Committed By: riastradh
Date: Sun Dec 19 01:25:50 UTC 2021
Modified Files:
src/sys/external/bsd/drm2/include/linux: seqlock.h
Log Message:
raw_read_seqcount
To generate a diff of this commit:
cvs rdiff -u -r1.3 -r1.4 src/sys/external/bsd/drm2/include/linux/seqlock.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/linux/seqlock.h
diff -u src/sys/external/bsd/drm2/include/linux/seqlock.h:1.3 src/sys/external/bsd/drm2/include/linux/seqlock.h:1.4
--- src/sys/external/bsd/drm2/include/linux/seqlock.h:1.3 Sun Dec 19 01:21:30 2021
+++ src/sys/external/bsd/drm2/include/linux/seqlock.h Sun Dec 19 01:25:50 2021
@@ -1,4 +1,4 @@
-/* $NetBSD: seqlock.h,v 1.3 2021/12/19 01:21:30 riastradh Exp $ */
+/* $NetBSD: seqlock.h,v 1.4 2021/12/19 01:25:50 riastradh Exp $ */
/*-
* Copyright (c) 2018 The NetBSD Foundation, Inc.
@@ -117,6 +117,17 @@ read_seqcount_retry(struct seqcount *seq
return __read_seqcount_retry(seqcount, gen);
}
+static inline unsigned
+raw_read_seqcount(struct seqcount *seqcount)
+{
+ unsigned gen;
+
+ gen = seqcount->sqc_gen;
+ membar_consumer();
+
+ return gen;
+}
+
struct seqlock {
kmutex_t sql_lock;
struct seqcount sql_count;
