linux-kernel - [PATCH v2 5/7] init: Call static_call_init() from start

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Message-Id: <05d0dfdcfdc22b5235653a200495dea8977fcd0e.1657301423.git.christophe.leroy@csgroup.eu>
Date:   Fri,  8 Jul 2022 19:31:24 +0200
From:   Christophe Leroy <christophe.leroy@...roup.eu>
To:     Michael Ellerman <mpe@...erman.id.au>,
        Nicholas Piggin <npiggin@...il.com>, sv@...ux.ibm.com,
        agust@...x.de, jpoimboe@...nel.org, peterz@...radead.org,
        jbaron@...mai.com, rostedt@...dmis.org, ardb@...nel.org,
        tglx@...utronix.de, mingo@...hat.com, bp@...en8.de,
        dave.hansen@...ux.intel.com, hpa@...or.com
Cc:     Christophe Leroy <christophe.leroy@...roup.eu>,
        linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        x86@...nel.org, chenzhongjin@...wei.com
Subject: [PATCH v2 5/7] init: Call static_call_init() from start_kernel()

Call static_call_init() just after jump_label_init().

x86 already called it from setup_arch(). This is not a
problem as static_call_init() is guarded from double call.

Signed-off-by: Christophe Leroy <christophe.leroy@...roup.eu>
---
 init/main.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/init/main.c b/init/main.c
index 0ee39cdcfcac..7b8e9608f091 100644
--- a/init/main.c
+++ b/init/main.c
@@ -962,6 +962,7 @@ asmlinkage __visible void __init __no_sanitize_address start_kernel(void)
 	pr_notice("Kernel command line: %s\n", saved_command_line);
 	/* parameters may set static keys */
 	jump_label_init();
+	static_call_init();
 	parse_early_param();
 	after_dashes = parse_args("Booting kernel",
 				  static_command_line, __start___param,
-- 
2.36.1