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authorjulian <julian@FreeBSD.org>2002-07-24 23:21:05 +0000
committerjulian <julian@FreeBSD.org>2002-07-24 23:21:05 +0000
commit7e6f866aa8e76c60d6bc939bab8979a5c58f90b3 (patch)
tree0d67be6bc16fdfd806adda3eb61d6dee48acfdff /sys/amd64
parentcd6fa919eedca7a9881c0b7885e563a1adb1a36b (diff)
downloadFreeBSD-src-7e6f866aa8e76c60d6bc939bab8979a5c58f90b3.zip
FreeBSD-src-7e6f866aa8e76c60d6bc939bab8979a5c58f90b3.tar.gz
Add some locking asserts and some comments
Diffstat (limited to 'sys/amd64')
-rw-r--r--sys/amd64/amd64/trap.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/sys/amd64/amd64/trap.c b/sys/amd64/amd64/trap.c
index 474b16d..8077d1f 100644
--- a/sys/amd64/amd64/trap.c
+++ b/sys/amd64/amd64/trap.c
@@ -271,6 +271,7 @@ trap(frame)
/*
* First check that we shouldn't just abort.
* But check if we are the single thread first!
+ * XXX p_singlethread not locked, but should be safe.
*/
if ((p->p_flag & P_WEXIT) && (p->p_singlethread != td)) {
PROC_LOCK(p); /* check if thisis really needed */
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