---

yaml --- r: 11854 b: refs/heads/master c: 2384f55 h: refs/heads/master v: v3
git-mirror · Oct 31, 2005 · 87ff7ea · 87ff7ea
1 parent d91868c
commit 87ff7ea
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Showing 2 changed files with 6 additions and 9 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 7407251a0e2ed099e4b12b742b635503e981507c
+refs/heads/master: 2384f55f8aa520172c995965bd2f8a9740d53095
diff --git a/trunk/fs/exec.c b/trunk/fs/exec.c
@@ -1417,19 +1417,16 @@ static void zap_threads (struct mm_struct *mm)
 static void coredump_wait(struct mm_struct *mm)
 {
 	DECLARE_COMPLETION(startup_done);
+	int core_waiters;
 
-	mm->core_waiters++; /* let other threads block */
 	mm->core_startup_done = &startup_done;
 
-	/* give other threads a chance to run: */
-	yield();
-
 	zap_threads(mm);
-	if (--mm->core_waiters) {
-		up_write(&mm->mmap_sem);
+	core_waiters = mm->core_waiters;
+	up_write(&mm->mmap_sem);
+
+	if (core_waiters)
 		wait_for_completion(&startup_done);
-	} else
-		up_write(&mm->mmap_sem);
 	BUG_ON(mm->core_waiters);
 }