From: Andrew Morton <akpm@linux-foundation.org>
To: mm-commits@vger.kernel.org,stable@vger.kernel.org,matttbe@kernel.org,oberpar@linux.ibm.com,akpm@linux-foundation.org
Subject: [merged mm-hotfixes-stable] gcov-add-support-for-gcc-15.patch removed from -mm tree
Date: Sun, 09 Nov 2025 21:20:28 -0800 [thread overview]
Message-ID: <20251110052028.A36FBC4CEF5@smtp.kernel.org> (raw)
The quilt patch titled
Subject: gcov: add support for GCC 15
has been removed from the -mm tree. Its filename was
gcov-add-support-for-gcc-15.patch
This patch was dropped because it was merged into the mm-hotfixes-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
------------------------------------------------------
From: Peter Oberparleiter <oberpar@linux.ibm.com>
Subject: gcov: add support for GCC 15
Date: Tue, 28 Oct 2025 12:51:25 +0100
Using gcov on kernels compiled with GCC 15 results in truncated 16-byte
long .gcda files with no usable data. To fix this, update GCOV_COUNTERS
to match the value defined by GCC 15.
Tested with GCC 14.3.0 and GCC 15.2.0.
Link: https://lkml.kernel.org/r/20251028115125.1319410-1-oberpar@linux.ibm.com
Signed-off-by: Peter Oberparleiter <oberpar@linux.ibm.com>
Reported-by: Matthieu Baerts <matttbe@kernel.org>
Closes: https://github.com/linux-test-project/lcov/issues/445
Tested-by: Matthieu Baerts <matttbe@kernel.org>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
kernel/gcov/gcc_4_7.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
--- a/kernel/gcov/gcc_4_7.c~gcov-add-support-for-gcc-15
+++ a/kernel/gcov/gcc_4_7.c
@@ -18,7 +18,9 @@
#include <linux/mm.h>
#include "gcov.h"
-#if (__GNUC__ >= 14)
+#if (__GNUC__ >= 15)
+#define GCOV_COUNTERS 10
+#elif (__GNUC__ >= 14)
#define GCOV_COUNTERS 9
#elif (__GNUC__ >= 10)
#define GCOV_COUNTERS 8
_
Patches currently in -mm which might be from oberpar@linux.ibm.com are
reply other threads:[~2025-11-10 5:20 UTC|newest]
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