linux-kernel - [PATCH v1 05/14] DCE/DSE: add HAVE_SECTION_SHF_LINK_ORDER

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Message-Id: <141030de2b3d470251d1588b39cb041ec505d84f.1699025537.git.tanyuan@tinylab.org>
Date:   Fri,  3 Nov 2023 23:59:54 +0800
From:   Yuan Tan <tanyuan@...ylab.org>
To:     falcon@...ylab.org, arnd@...db.de, linux-kernel@...r.kernel.org,
        linux-mips@...r.kernel.org, linux-riscv@...ts.infradead.org,
        luc.vanoostenryck@...il.com, linux-sparse@...r.kernel.org
Cc:     linux@...ssschuh.net, palmer@...osinc.com,
        paul.walmsley@...ive.com, paulburton@...nel.org,
        paulmck@...nel.org, tim.bird@...y.com, tsbogend@...ha.franken.de,
        w@....eu, tanyuan@...ylab.org, i@...kray.me
Subject: [PATCH v1 05/14] DCE/DSE: add HAVE_SECTION_SHF_LINK_ORDER_SUPPORT option

SHF_LINK_ORDER requires ld >= 2.35.

LLD supports SHF_LINK_ORDER to, but it does not support riscv
HAVE_LD_DEAD_CODE_DATA_ELIMINATION. Therefore, I haven't tested the
minimum compatible version yet.

Signed-off-by: Yuan Tan <tanyuan@...ylab.org>
Signed-off-by: Zhangjin Wu <falcon@...ylab.org>
---
 init/Kconfig | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/init/Kconfig b/init/Kconfig
index aa648ce8bca1..1ef5b19918e5 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -1462,6 +1462,11 @@ config HAVE_TRIM_UNUSED_SYSCALLS
 	depends on HAVE_LD_DEAD_CODE_DATA_ELIMINATION
 	default n
 
+config HAVE_SECTION_SHF_LINK_ORDER_SUPPORT
+	bool
+	depends on AS_IS_GNU && AS_VERSION >= 23500
+	default y
+
 menuconfig EXPERT
 	bool "Configure standard kernel features (expert users)"
 	# Unhide debug options, to make the on-by-default options visible
-- 
2.34.1