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From: "Aneesh Kumar K.V" <aneesh.kumar@linux.ibm.com>
To: linux-mm@kvack.org, akpm@linux-foundation.org,
	mpe@ellerman.id.au, linuxppc-dev@lists.ozlabs.org,
	npiggin@gmail.com, christophe.leroy@csgroup.eu
Cc: Oscar Salvador <osalvador@suse.de>,
	Mike Kravetz <mike.kravetz@oracle.com>,
	Dan Williams <dan.j.williams@intel.com>,
	Joao Martins <joao.m.martins@oracle.com>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Muchun Song <muchun.song@linux.dev>,
	Will Deacon <will@kernel.org>
Subject: [PATCH v6 10/13 -fix] powerpc/book3s64/vmemmap: Switch radix to use a different vmemmap handling function
Date: Thu, 27 Jul 2023 10:36:45 +0530	[thread overview]
Message-ID: <87edkuvt7e.fsf@linux.ibm.com> (raw)
In-Reply-To: <20230724190759.483013-11-aneesh.kumar@linux.ibm.com>


From 9125b1815758ab3b83966aeead6f486c0708ea73 Mon Sep 17 00:00:00 2001
From: "Aneesh Kumar K.V" <aneesh.kumar@linux.ibm.com>
Date: Thu, 27 Jul 2023 10:02:37 +0530
Subject: [PATCH] powerpc/mm: Fix section mismatch warning

remove_pte_table is only called from remove_pmd_table which is marked
__meminit. These functions are used only during memory hotplug and they
also call functions marked __meminit. Mark remove_pte_table also with
__meminit so that we can avoid the section mismatch warning below.

WARNING: modpost: vmlinux: section mismatch in reference: remove_pte_table+0x230 (section: .text.remove_pte_table) -> free_vmemmap_pages (section: .meminit.text)
WARNING: modpost: vmlinux: section mismatch in reference: remove_pte_table+0x43c (section: .text.remove_pte_table) -> vmemmap_populated (section: .meminit.text)
WARNING: modpost: vmlinux: section mismatch in reference: remove_pte_table+0x4a4 (section: .text.remove_pte_table) -> free_vmemmap_pages (section: .meminit.text)

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com>
---
 arch/powerpc/mm/book3s64/radix_pgtable.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/powerpc/mm/book3s64/radix_pgtable.c b/arch/powerpc/mm/book3s64/radix_pgtable.c
index 53f8340e390c..6d04dd579d03 100644
--- a/arch/powerpc/mm/book3s64/radix_pgtable.c
+++ b/arch/powerpc/mm/book3s64/radix_pgtable.c
@@ -793,9 +793,9 @@ static void __meminit free_vmemmap_pages(struct page *page,
 		free_pages((unsigned long)page_address(page), order);
 }
 
-static void remove_pte_table(pte_t *pte_start, unsigned long addr,
-			     unsigned long end, bool direct,
-			     struct vmem_altmap *altmap)
+static void __meminit remove_pte_table(pte_t *pte_start, unsigned long addr,
+				       unsigned long end, bool direct,
+				       struct vmem_altmap *altmap)
 {
 	unsigned long next, pages = 0;
 	pte_t *pte;
-- 
2.41.0



  reply	other threads:[~2023-07-27  5:07 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-07-24 19:07 [PATCH v6 00/13] Add support for DAX vmemmap optimization for ppc64 Aneesh Kumar K.V
2023-07-24 19:07 ` [PATCH v6 01/13] mm/hugepage pud: Allow arch-specific helper function to check huge page pud support Aneesh Kumar K.V
2023-07-26 10:52   ` [PATCH v6 01/13 -fix] " Aneesh Kumar K.V
2023-07-24 19:07 ` [PATCH v6 03/13] mm/vmemmap: Improve vmemmap_can_optimize and allow architectures to override Aneesh Kumar K.V
2023-07-24 19:07 ` [PATCH v6 04/13] mm/vmemmap: Allow architectures to override how vmemmap optimization works Aneesh Kumar K.V
2023-07-24 19:07 ` [PATCH v6 05/13] mm: Add pud_same similar to __HAVE_ARCH_P4D_SAME Aneesh Kumar K.V
2023-07-24 19:07 ` [PATCH v6 07/13] mm/vmemmap optimization: Split hugetlb and devdax vmemmap optimization Aneesh Kumar K.V
2023-07-24 19:07 ` [PATCH v6 08/13] powerpc/mm/trace: Convert trace event to trace event class Aneesh Kumar K.V
2023-07-24 19:07 ` [PATCH v6 09/13] powerpc/book3s64/mm: Enable transparent pud hugepage Aneesh Kumar K.V
2023-07-24 19:07 ` [PATCH v6 10/13] powerpc/book3s64/vmemmap: Switch radix to use a different vmemmap handling function Aneesh Kumar K.V
2023-07-27  5:06   ` Aneesh Kumar K.V [this message]
2023-07-28 10:22   ` [PATCH v6 10/13 -fix2] " Aneesh Kumar K.V
2023-07-24 19:07 ` [PATCH v6 11/13] powerpc/book3s64/radix: Add support for vmemmap optimization for radix Aneesh Kumar K.V
2023-07-26 14:05   ` [PATCH v6 11/13 -fix] " Aneesh Kumar K.V
2023-07-24 19:07 ` [PATCH v6 13/13] powerpc/book3s64/radix: Add debug message to give more details of vmemmap allocation Aneesh Kumar K.V
2023-07-25 19:29 ` [PATCH v6 00/13] Add support for DAX vmemmap optimization for ppc64 Andrew Morton
2023-07-26  5:29   ` Aneesh Kumar K V
2023-07-26 18:52     ` Andrew Morton
2023-07-27  5:37       ` Aneesh Kumar K.V
     [not found] ` <20230724190759.483013-13-aneesh.kumar@linux.ibm.com>
2023-07-28 10:23   ` [PATCH v6 12/13 -fix] powerpc/book3s64/radix: Remove mmu_vmemmap_psize Aneesh Kumar K.V

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