linux-kernel - [RFC PATCH 2/4] arm64/mmu: drop _hotplug from unmap_hotplug

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Date:   Mon,  1 Aug 2022 11:04:16 +0300
From:   Mike Rapoport <rppt@...nel.org>
To:     linux-arm-kernel@...ts.infradead.org
Cc:     Ard Biesheuvel <ardb@...nel.org>,
        Catalin Marinas <catalin.marinas@....com>,
        Guanghui Feng <guanghuifeng@...ux.alibaba.com>,
        Mark Rutland <mark.rutland@....com>,
        Mike Rapoport <rppt@...nel.org>,
        Mike Rapoport <rppt@...ux.ibm.com>,
        Will Deacon <will@...nel.org>, linux-kernel@...r.kernel.org,
        linux-mm@...ck.org
Subject: [RFC PATCH 2/4] arm64/mmu: drop _hotplug from unmap_hotplug_* function names

From: Mike Rapoport <rppt@...ux.ibm.com>

so that they can be used for remapping crash kernel.

Signed-off-by: Mike Rapoport <rppt@...ux.ibm.com>
---
 arch/arm64/mm/mmu.c | 22 +++++++++++-----------
 1 file changed, 11 insertions(+), 11 deletions(-)

diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c
index d170b7956b01..baa2dda2dcce 100644
--- a/arch/arm64/mm/mmu.c
+++ b/arch/arm64/mm/mmu.c
@@ -861,7 +861,7 @@ static bool pgtable_range_aligned(unsigned long start, unsigned long end,
 	return true;
 }
 
-static void unmap_hotplug_pte_range(pmd_t *pmdp, unsigned long addr,
+static void unmap_pte_range(pmd_t *pmdp, unsigned long addr,
 				    unsigned long end, bool free_mapped,
 				    struct vmem_altmap *altmap)
 {
@@ -882,7 +882,7 @@ static void unmap_hotplug_pte_range(pmd_t *pmdp, unsigned long addr,
 	} while (addr += PAGE_SIZE, addr < end);
 }
 
-static void unmap_hotplug_pmd_range(pud_t *pudp, unsigned long addr,
+static void unmap_pmd_range(pud_t *pudp, unsigned long addr,
 				    unsigned long end, bool free_mapped,
 				    struct vmem_altmap *altmap)
 {
@@ -911,11 +911,11 @@ static void unmap_hotplug_pmd_range(pud_t *pudp, unsigned long addr,
 			continue;
 		}
 		WARN_ON(!pmd_table(pmd));
-		unmap_hotplug_pte_range(pmdp, addr, next, free_mapped, altmap);
+		unmap_pte_range(pmdp, addr, next, free_mapped, altmap);
 	} while (addr = next, addr < end);
 }
 
-static void unmap_hotplug_pud_range(p4d_t *p4dp, unsigned long addr,
+static void unmap_pud_range(p4d_t *p4dp, unsigned long addr,
 				    unsigned long end, bool free_mapped,
 				    struct vmem_altmap *altmap)
 {
@@ -944,11 +944,11 @@ static void unmap_hotplug_pud_range(p4d_t *p4dp, unsigned long addr,
 			continue;
 		}
 		WARN_ON(!pud_table(pud));
-		unmap_hotplug_pmd_range(pudp, addr, next, free_mapped, altmap);
+		unmap_pmd_range(pudp, addr, next, free_mapped, altmap);
 	} while (addr = next, addr < end);
 }
 
-static void unmap_hotplug_p4d_range(pgd_t *pgdp, unsigned long addr,
+static void unmap_p4d_range(pgd_t *pgdp, unsigned long addr,
 				    unsigned long end, bool free_mapped,
 				    struct vmem_altmap *altmap)
 {
@@ -963,11 +963,11 @@ static void unmap_hotplug_p4d_range(pgd_t *pgdp, unsigned long addr,
 			continue;
 
 		WARN_ON(!p4d_present(p4d));
-		unmap_hotplug_pud_range(p4dp, addr, next, free_mapped, altmap);
+		unmap_pud_range(p4dp, addr, next, free_mapped, altmap);
 	} while (addr = next, addr < end);
 }
 
-static void unmap_hotplug_range(unsigned long addr, unsigned long end,
+static void unmap_range(unsigned long addr, unsigned long end,
 				bool free_mapped, struct vmem_altmap *altmap)
 {
 	unsigned long next;
@@ -989,7 +989,7 @@ static void unmap_hotplug_range(unsigned long addr, unsigned long end,
 			continue;
 
 		WARN_ON(!pgd_present(pgd));
-		unmap_hotplug_p4d_range(pgdp, addr, next, free_mapped, altmap);
+		unmap_p4d_range(pgdp, addr, next, free_mapped, altmap);
 	} while (addr = next, addr < end);
 }
 
@@ -1208,7 +1208,7 @@ void vmemmap_free(unsigned long start, unsigned long end,
 {
 	WARN_ON((start < VMEMMAP_START) || (end > VMEMMAP_END));
 
-	unmap_hotplug_range(start, end, true, altmap);
+	unmap_range(start, end, true, altmap);
 	free_empty_tables(start, end, VMEMMAP_START, VMEMMAP_END);
 }
 #endif /* CONFIG_MEMORY_HOTPLUG */
@@ -1472,7 +1472,7 @@ static void __remove_pgd_mapping(pgd_t *pgdir, unsigned long start, u64 size)
 	WARN_ON(pgdir != init_mm.pgd);
 	WARN_ON((start < PAGE_OFFSET) || (end > PAGE_END));
 
-	unmap_hotplug_range(start, end, false, NULL);
+	unmap_range(start, end, false, NULL);
 	free_empty_tables(start, end, PAGE_OFFSET, PAGE_END);
 }
 
-- 
2.35.3