linux-kernel - [RFC PATCH 2/4] kbuild: Sort ORC unwind tables in vmlinux link process

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20191107143205.206606-3-shile.zhang@linux.alibaba.com>
Date:   Thu,  7 Nov 2019 22:32:03 +0800
From:   shile.zhang@...ux.alibaba.com
To:     Masahiro Yamada <yamada.masahiro@...ionext.com>,
        Michal Marek <michal.lkml@...kovi.net>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        Josh Poimboeuf <jpoimboe@...hat.com>, x86@...nel.org
Cc:     "H . Peter Anvin" <hpa@...or.com>, linux-kernel@...r.kernel.org,
        linux-kbuild@...r.kernel.org,
        Shile Zhang <shile.zhang@...ux.alibaba.com>
Subject: [RFC PATCH 2/4] kbuild: Sort ORC unwind tables in vmlinux link process

From: Shile Zhang <shile.zhang@...ux.alibaba.com>

To sort the ORC unwind tables in vmlinux link process, controlled
by configure BUILDTIME_ORCTABLE_SORT.

Signed-off-by: Shile Zhang <shile.zhang@...ux.alibaba.com>
---
 scripts/link-vmlinux.sh | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/scripts/link-vmlinux.sh b/scripts/link-vmlinux.sh
index 06495379fcd8..43fe8c151c8d 100755
--- a/scripts/link-vmlinux.sh
+++ b/scripts/link-vmlinux.sh
@@ -183,6 +183,11 @@ sortextable()
 	${objtree}/scripts/sortextable ${1}
 }
 
+sortorctable()
+{
+	${objtree}/scripts/sortorctable ${1}
+}
+
 # Delete output files in case of error
 cleanup()
 {
@@ -303,6 +308,11 @@ if [ -n "${CONFIG_BUILDTIME_EXTABLE_SORT}" ]; then
 	sortextable vmlinux
 fi
 
+if [ -n "${CONFIG_BUILDTIME_ORCTABLE_SORT}" ]; then
+	info SORTORC vmlinux
+	sortorctable vmlinux
+fi
+
 info SYSMAP System.map
 mksysmap vmlinux System.map
 
-- 
2.24.0.rc2