linux-kernel - [tip: x86/mm] x86/mm: Initialize text poking earlier

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Date:   Wed, 02 Nov 2022 09:12:51 -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>, x86@...nel.org,
        linux-kernel@...r.kernel.org
Subject: [tip: x86/mm] x86/mm: Initialize text poking earlier

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

Commit-ID:     4b6f3a4cd681fa54e67c2987dfebe413cd8d5a59
Gitweb:        https://git.kernel.org/tip/4b6f3a4cd681fa54e67c2987dfebe413cd8d5a59
Author:        Peter Zijlstra <peterz@...radead.org>
AuthorDate:    Tue, 25 Oct 2022 21:38:25 +02:00
Committer:     Peter Zijlstra <peterz@...radead.org>
CommitterDate: Tue, 01 Nov 2022 13:43:57 +01:00

x86/mm: Initialize text poking earlier

Move poking_init() up a bunch; specifically move it right after
mm_init() which is right before ftrace_init().

This will allow simplifying ftrace text poking which currently has
a bunch of exceptions for early boot.

Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>
Link: https://lkml.kernel.org/r/20221025201057.881703081@infradead.org
---
 init/main.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/init/main.c b/init/main.c
index f1d1a54..5372ea2 100644
--- a/init/main.c
+++ b/init/main.c
@@ -996,7 +996,7 @@ asmlinkage __visible void __init __no_sanitize_address start_kernel(void)
 	sort_main_extable();
 	trap_init();
 	mm_init();
-
+	poking_init();
 	ftrace_init();
 
 	/* trace_printk can be enabled here */
@@ -1135,7 +1135,6 @@ asmlinkage __visible void __init __no_sanitize_address start_kernel(void)
 	taskstats_init_early();
 	delayacct_init();
 
-	poking_init();
 	check_bugs();
 
 	acpi_subsystem_init();