linux-kernel - [PATCH] mm: Drop leftover comment references to pxx

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Date: Mon, 27 May 2024 11:48:55 -0400
From: Peter Xu <peterx@...hat.com>
To: linux-kernel@...r.kernel.org,
	linux-mm@...ck.org
Cc: peterx@...hat.com,
	Andrew Morton <akpm@...ux-foundation.org>,
	Jason Gunthorpe <jgg@...dia.com>,
	Christophe Leroy <christophe.leroy@...roup.eu>
Subject: [PATCH] mm: Drop leftover comment references to pxx_huge()

pxx_huge() has been removed in recent commit 9636f055dae1 ("mm/treewide:
remove pXd_huge()"), however there are still three comments referencing the
API that got overlooked.  Remove them.

Cc: Jason Gunthorpe <jgg@...dia.com>
Reported-by: Christophe Leroy <christophe.leroy@...roup.eu>
Signed-off-by: Peter Xu <peterx@...hat.com>
---
 Documentation/mm/arch_pgtable_helpers.rst | 4 ----
 arch/x86/mm/pat/set_memory.c              | 4 ++--
 2 files changed, 2 insertions(+), 6 deletions(-)

diff --git a/Documentation/mm/arch_pgtable_helpers.rst b/Documentation/mm/arch_pgtable_helpers.rst
index ad50ca6f495e..af245161d8e7 100644
--- a/Documentation/mm/arch_pgtable_helpers.rst
+++ b/Documentation/mm/arch_pgtable_helpers.rst
@@ -90,8 +90,6 @@ PMD Page Table Helpers
 +---------------------------+--------------------------------------------------+
 | pmd_leaf                  | Tests a leaf mapped PMD                          |
 +---------------------------+--------------------------------------------------+
-| pmd_huge                  | Tests a HugeTLB mapped PMD                       |
-+---------------------------+--------------------------------------------------+
 | pmd_trans_huge            | Tests a Transparent Huge Page (THP) at PMD       |
 +---------------------------+--------------------------------------------------+
 | pmd_present               | Tests whether pmd_page() points to valid memory  |
@@ -169,8 +167,6 @@ PUD Page Table Helpers
 +---------------------------+--------------------------------------------------+
 | pud_leaf                  | Tests a leaf mapped PUD                          |
 +---------------------------+--------------------------------------------------+
-| pud_huge                  | Tests a HugeTLB mapped PUD                       |
-+---------------------------+--------------------------------------------------+
 | pud_trans_huge            | Tests a Transparent Huge Page (THP) at PUD       |
 +---------------------------+--------------------------------------------------+
 | pud_present               | Tests a valid mapped PUD                         |
diff --git a/arch/x86/mm/pat/set_memory.c b/arch/x86/mm/pat/set_memory.c
index 19fdfbb171ed..8b2164509b4d 100644
--- a/arch/x86/mm/pat/set_memory.c
+++ b/arch/x86/mm/pat/set_memory.c
@@ -1120,8 +1120,8 @@ __split_large_page(struct cpa_data *cpa, pte_t *kpte, unsigned long address,
 		lpinc = PMD_SIZE;
 		/*
 		 * Clear the PSE flags if the PRESENT flag is not set
-		 * otherwise pmd_present/pmd_huge will return true
-		 * even on a non present pmd.
+		 * otherwise pmd_present() will return true even on a non
+		 * present pmd.
 		 */
 		if (!(pgprot_val(ref_prot) & _PAGE_PRESENT))
 			pgprot_val(ref_prot) &= ~_PAGE_PSE;
-- 
2.45.0