linux-kernel - [tip: x86/mm] x86/mm: Remove the arch-specific pgd

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Message-ID: <174341676141.14745.5074765444501347523.tip-bot2@tip-bot2>
Date: Mon, 31 Mar 2025 10:26:01 -0000
From: "tip-bot2 for Baoquan He" <tip-bot2@...utronix.de>
To: linux-tip-commits@...r.kernel.org
Cc: Baoquan He <bhe@...hat.com>, Ingo Molnar <mingo@...nel.org>,
 x86@...nel.org, linux-kernel@...r.kernel.org
Subject: [tip: x86/mm] x86/mm: Remove the arch-specific pgd_leaf() definition

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

Commit-ID:     65525a3787ff082575fe29381d4dc8fd535634f2
Gitweb:        https://git.kernel.org/tip/65525a3787ff082575fe29381d4dc8fd535634f2
Author:        Baoquan He <bhe@...hat.com>
AuthorDate:    Mon, 31 Mar 2025 16:13:25 +08:00
Committer:     Ingo Molnar <mingo@...nel.org>
CommitterDate: Mon, 31 Mar 2025 12:08:17 +02:00

x86/mm: Remove the arch-specific pgd_leaf() definition

PGD huge pages are not supported yet, let's use the generic definition
in <linux/pgtable.h>.

[ mingo: Cleaned up the changelog. ]

Signed-off-by: Baoquan He <bhe@...hat.com>
Signed-off-by: Ingo Molnar <mingo@...nel.org>
Link: https://lore.kernel.org/r/20250331081327.256412-6-bhe@redhat.com
---
 arch/x86/include/asm/pgtable.h | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h
index 7bd6bd6..5f4fcc0 100644
--- a/arch/x86/include/asm/pgtable.h
+++ b/arch/x86/include/asm/pgtable.h
@@ -1472,9 +1472,6 @@ static inline bool pgdp_maps_userspace(void *__ptr)
 	return (((ptr & ~PAGE_MASK) / sizeof(pgd_t)) < PGD_KERNEL_START);
 }
 
-#define pgd_leaf	pgd_leaf
-static inline bool pgd_leaf(pgd_t pgd) { return false; }
-
 #ifdef CONFIG_MITIGATION_PAGE_TABLE_ISOLATION
 /*
  * All top-level MITIGATION_PAGE_TABLE_ISOLATION page tables are order-1 pages