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From: Ingo Molnar <mingo@kernel.org>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: linux-kernel@vger.kernel.org,
	Josh Poimboeuf <jpoimboe@redhat.com>,
	Peter Zijlstra <peterz@infradead.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	Andrew Morton <akpm@linux-foundation.org>
Subject: [GIT PULL] objtools fix for v5.14
Date: Mon, 28 Jun 2021 07:50:47 +0200	[thread overview]
Message-ID: <YNljN5OXy1opw86H@gmail.com> (raw)

Linus,

Please pull the latest objtool/urgent git tree from:

   git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git objtool-urgent-2021-06-28

   # HEAD: e31694e0a7a709293319475d8001e05e31f2178c objtool: Don't make .altinstructions writable

A single ELF format fix for a section flags mismatch bug that breaks
kernel tooling such as kpatch-build.

 Thanks,

	Ingo

------------------>
Josh Poimboeuf (1):
      objtool: Don't make .altinstructions writable


 tools/objtool/arch/x86/decode.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/objtool/arch/x86/decode.c b/tools/objtool/arch/x86/decode.c
index 523aa4157f80..bc821056aba9 100644
--- a/tools/objtool/arch/x86/decode.c
+++ b/tools/objtool/arch/x86/decode.c
@@ -684,7 +684,7 @@ static int elf_add_alternative(struct elf *elf,
 	sec = find_section_by_name(elf, ".altinstructions");
 	if (!sec) {
 		sec = elf_create_section(elf, ".altinstructions",
-					 SHF_WRITE, size, 0);
+					 SHF_ALLOC, size, 0);
 
 		if (!sec) {
 			WARN_ELF("elf_create_section");

             reply	other threads:[~2021-06-28  5:50 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-28  5:50 Ingo Molnar [this message]
2021-06-28 19:34 ` [GIT PULL] objtools fix for v5.14 pr-tracker-bot

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