linux-kernel - [tip: x86/mm] x86/mm/64: Make sync_global

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Message-ID: <159585397939.4006.11580788411199403044.tip-bot2@tip-bot2>
Date:   Mon, 27 Jul 2020 12:46:19 -0000
From:   "tip-bot2 for Joerg Roedel" <tip-bot2@...utronix.de>
To:     linux-tip-commits@...r.kernel.org
Cc:     Joerg Roedel <jroedel@...e.de>, Ingo Molnar <mingo@...nel.org>,
        Mike Rapoport <rppt@...ux.ibm.com>, x86 <x86@...nel.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: [tip: x86/mm] x86/mm/64: Make sync_global_pgds() static

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

Commit-ID:     2b32ab031e82a109e2c5b0d30ce563db0fe286b4
Gitweb:        https://git.kernel.org/tip/2b32ab031e82a109e2c5b0d30ce563db0fe286b4
Author:        Joerg Roedel <jroedel@...e.de>
AuthorDate:    Tue, 21 Jul 2020 11:59:53 +02:00
Committer:     Ingo Molnar <mingo@...nel.org>
CommitterDate: Mon, 27 Jul 2020 12:32:29 +02:00

x86/mm/64: Make sync_global_pgds() static

The function is only called from within init_64.c and can be static.
Also remove it from pgtable_64.h.

Signed-off-by: Joerg Roedel <jroedel@...e.de>
Signed-off-by: Ingo Molnar <mingo@...nel.org>
Reviewed-by: Mike Rapoport <rppt@...ux.ibm.com>
Link: https://lore.kernel.org/r/20200721095953.6218-4-joro@8bytes.org
---
 arch/x86/include/asm/pgtable_64.h | 2 --
 arch/x86/mm/init_64.c             | 2 +-
 2 files changed, 1 insertion(+), 3 deletions(-)

diff --git a/arch/x86/include/asm/pgtable_64.h b/arch/x86/include/asm/pgtable_64.h
index 1b68d24..95ac911 100644
--- a/arch/x86/include/asm/pgtable_64.h
+++ b/arch/x86/include/asm/pgtable_64.h
@@ -168,8 +168,6 @@ static inline void native_pgd_clear(pgd_t *pgd)
 	native_set_pgd(pgd, native_make_pgd(0));
 }
 
-extern void sync_global_pgds(unsigned long start, unsigned long end);
-
 /*
  * Conversion functions: convert a page and protection to a page entry,
  * and a page entry and page directory to the page they refer to.
diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
index e0cd2df..e65b96f 100644
--- a/arch/x86/mm/init_64.c
+++ b/arch/x86/mm/init_64.c
@@ -209,7 +209,7 @@ static void sync_global_pgds_l4(unsigned long start, unsigned long end)
  * When memory was added make sure all the processes MM have
  * suitable PGD entries in the local PGD level page.
  */
-void sync_global_pgds(unsigned long start, unsigned long end)
+static void sync_global_pgds(unsigned long start, unsigned long end)
 {
 	if (pgtable_l5_enabled())
 		sync_global_pgds_l5(start, end);