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Date:      Mon, 28 Apr 2025 12:23:44 GMT
From:      Olivier Certner <olce@FreeBSD.org>
To:        src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org
Subject:   git: 613d66b5e17d - main - queue(3): Wrap QMD_ASSERT()'s guard with __predict_false()
Message-ID:  <202504281223.53SCNidf025902@gitrepo.freebsd.org>

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The branch main has been updated by olce:

URL: https://cgit.FreeBSD.org/src/commit/?id=613d66b5e17d92e5304fdc9abe4c62ba015ebf31

commit 613d66b5e17d92e5304fdc9abe4c62ba015ebf31
Author:     Olivier Certner <olce@FreeBSD.org>
AuthorDate: 2025-04-22 14:26:22 +0000
Commit:     Olivier Certner <olce@FreeBSD.org>
CommitDate: 2025-04-28 12:19:43 +0000

    queue(3): Wrap QMD_ASSERT()'s guard with __predict_false()
    
    Such a guard is bound to be almost always false (obviously).
    
    Reviewed by:    emaste (older version)
    MFC after:      3 days
    Sponsored by:   The FreeBSD Foundation
    Differential Revision:  https://reviews.freebsd.org/D49974
---
 sys/sys/queue.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/sys/queue.h b/sys/sys/queue.h
index b4814706cb76..a29ad6b94f03 100644
--- a/sys/sys/queue.h
+++ b/sys/sys/queue.h
@@ -208,7 +208,7 @@ struct qm_trace {
 
 #ifndef QMD_ASSERT
 #define QMD_ASSERT(expression, fmt, ...) do {				\
-	if (!(expression))						\
+	if (__predict_false(!(expression)))				\
 		QMD_PANIC("%s:%u: %s: " fmt,				\
 		    __FILE__, __LINE__, __func__,  ##__VA_ARGS__);	\
 } while (0)



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