linux-mm.kvack.org archive mirror
 help / color / mirror / Atom feed
From: Mike Rapoport <rppt@kernel.org>
To: linux-arm-kernel@lists.infradead.org
Cc: Ard Biesheuvel <ardb@kernel.org>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Guanghui Feng <guanghuifeng@linux.alibaba.com>,
	Mark Rutland <mark.rutland@arm.com>,
	Mike Rapoport <rppt@kernel.org>,
	Mike Rapoport <rppt@linux.ibm.com>, Will Deacon <will@kernel.org>,
	linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: [RFC PATCH 2/4] arm64/mmu: drop _hotplug from unmap_hotplug_* function names
Date: Mon,  1 Aug 2022 11:04:16 +0300	[thread overview]
Message-ID: <20220801080418.120311-3-rppt@kernel.org> (raw)
In-Reply-To: <20220801080418.120311-1-rppt@kernel.org>

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

so that they can be used for remapping crash kernel.

Signed-off-by: Mike Rapoport <rppt@linux.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



  parent reply	other threads:[~2022-08-01  8:04 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-08-01  8:04 [RFC PATCH 0/4] arm64/mm: remap crash kernel with base pages even if rodata_full disabled Mike Rapoport
2022-08-01  8:04 ` [RFC PATCH 1/4] arm64: introduce have_zone_dma() helper Mike Rapoport
2022-08-01  8:04 ` Mike Rapoport [this message]
2022-08-01  8:04 ` [RFC PATCH 3/4] arm64/mmu: move helpers for hotplug page tables freeing close to callers Mike Rapoport
2022-08-01  8:04 ` [RFC PATCH 4/4] arm64/mm: remap crash kernel with base pages even if rodata_full disabled Mike Rapoport
2022-08-01 10:22   ` Ard Biesheuvel
2022-08-01 10:33     ` Mike Rapoport

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20220801080418.120311-3-rppt@kernel.org \
    --to=rppt@kernel.org \
    --cc=ardb@kernel.org \
    --cc=catalin.marinas@arm.com \
    --cc=guanghuifeng@linux.alibaba.com \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mm@kvack.org \
    --cc=mark.rutland@arm.com \
    --cc=rppt@linux.ibm.com \
    --cc=will@kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).