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Message-ID: <tip-e4e961e36f063484c48bed919013c106d178995d@git.kernel.org>
Date:   Sat, 19 May 2018 04:36:09 -0700
From:   "tip-bot for Kirill A. Shutemov" <tipbot@...or.com>
To:     linux-tip-commits@...r.kernel.org
Cc:     kirill.shutemov@...ux.intel.com, hughd@...gle.com,
        mingo@...nel.org, tglx@...utronix.de, linux-kernel@...r.kernel.org,
        torvalds@...ux-foundation.org, hpa@...or.com, peterz@...radead.org
Subject: [tip:x86/boot] x86/mm: Mark __pgtable_l5_enabled __initdata

Commit-ID:  e4e961e36f063484c48bed919013c106d178995d
Gitweb:     https://git.kernel.org/tip/e4e961e36f063484c48bed919013c106d178995d
Author:     Kirill A. Shutemov <kirill.shutemov@...ux.intel.com>
AuthorDate: Fri, 18 May 2018 13:35:28 +0300
Committer:  Ingo Molnar <mingo@...nel.org>
CommitDate: Sat, 19 May 2018 11:56:58 +0200

x86/mm: Mark __pgtable_l5_enabled __initdata

__pgtable_l5_enabled shouldn't be needed after system has booted.
All preparation is done. We can now mark it as __initdata.

Signed-off-by: Kirill A. Shutemov <kirill.shutemov@...ux.intel.com>
Reviewed-by: Thomas Gleixner <tglx@...utronix.de>
Cc: Hugh Dickins <hughd@...gle.com>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Link: http://lkml.kernel.org/r/20180518103528.59260-8-kirill.shutemov@linux.intel.com
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 arch/x86/kernel/head64.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kernel/head64.c b/arch/x86/kernel/head64.c
index 8047379e575a..a21d6ace648e 100644
--- a/arch/x86/kernel/head64.c
+++ b/arch/x86/kernel/head64.c
@@ -44,7 +44,7 @@ static unsigned int __initdata next_early_pgt;
 pmdval_t early_pmd_flags = __PAGE_KERNEL_LARGE & ~(_PAGE_GLOBAL | _PAGE_NX);
 
 #ifdef CONFIG_X86_5LEVEL
-unsigned int __pgtable_l5_enabled __ro_after_init;
+unsigned int __pgtable_l5_enabled __initdata;
 unsigned int pgdir_shift __ro_after_init = 39;
 EXPORT_SYMBOL(pgdir_shift);
 unsigned int ptrs_per_p4d __ro_after_init = 1;

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