linux-kernel - [tip: x86/core] objtool: Remove .fixup handling

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Date:   Mon, 13 Dec 2021 09:50:07 -0000
From:   "tip-bot2 for Peter Zijlstra" <tip-bot2@...utronix.de>
To:     linux-tip-commits@...r.kernel.org
Cc:     "Peter Zijlstra (Intel)" <peterz@...radead.org>,
        Josh Poimboeuf <jpoimboe@...hat.com>, x86@...nel.org,
        linux-kernel@...r.kernel.org
Subject: [tip: x86/core] objtool: Remove .fixup handling

The following commit has been merged into the x86/core branch of tip:

Commit-ID:     82a8954acd93ae95d6252fb93a3d210c8f71b093
Gitweb:        https://git.kernel.org/tip/82a8954acd93ae95d6252fb93a3d210c8f71b093
Author:        Peter Zijlstra <peterz@...radead.org>
AuthorDate:    Wed, 10 Nov 2021 11:01:25 +01:00
Committer:     Peter Zijlstra <peterz@...radead.org>
CommitterDate: Sat, 11 Dec 2021 09:09:51 +01:00

objtool: Remove .fixup handling

The .fixup has gone the way of the Dodo, that test will always be
false.

Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>
Reviewed-by: Josh Poimboeuf <jpoimboe@...hat.com>
Link: https://lore.kernel.org/r/20211110101326.261496792@infradead.org
---
 tools/objtool/check.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/tools/objtool/check.c b/tools/objtool/check.c
index e28172f..9fd8149 100644
--- a/tools/objtool/check.c
+++ b/tools/objtool/check.c
@@ -3310,14 +3310,10 @@ static bool ignore_unreachable_insn(struct objtool_file *file, struct instructio
 		return true;
 
 	/*
-	 * Ignore any unused exceptions.  This can happen when a whitelisted
-	 * function has an exception table entry.
-	 *
-	 * Also ignore alternative replacement instructions.  This can happen
+	 * Ignore alternative replacement instructions.  This can happen
 	 * when a whitelisted function uses one of the ALTERNATIVE macros.
 	 */
-	if (!strcmp(insn->sec->name, ".fixup") ||
-	    !strcmp(insn->sec->name, ".altinstr_replacement") ||
+	if (!strcmp(insn->sec->name, ".altinstr_replacement") ||
 	    !strcmp(insn->sec->name, ".altinstr_aux"))
 		return true;