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Message-ID: <20250903185921.1785167-4-vishal.moola@gmail.com>
Date: Wed, 3 Sep 2025 11:59:17 -0700
From: "Vishal Moola (Oracle)" <vishal.moola@...il.com>
To: linux-mm@...ck.org
Cc: linux-kernel@...r.kernel.org,
Andrew Morton <akpm@...ux-foundation.org>,
linux-block@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org,
linuxppc-dev@...ts.ozlabs.org,
linux-riscv@...ts.infradead.org,
linux-efi@...r.kernel.org,
virtualization@...ts.linux.dev,
"Vishal Moola (Oracle)" <vishal.moola@...il.com>,
Dave Hansen <dave.hansen@...ux.intel.com>,
Andy Lutomirski <luto@...nel.org>,
Peter Zijlstra <peterz@...radead.org>
Subject: [PATCH v3 3/7] x86: Stop calling page_address() in free_pages()
free_pages() should be used when we only have a virtual address. We
should call __free_pages() directly on our page instead.
Signed-off-by: Vishal Moola (Oracle) <vishal.moola@...il.com>
Acked-by: Dave Hansen <dave.hansen@...ux.intel.com>
---
arch/x86/mm/init_64.c | 2 +-
arch/x86/platform/efi/memmap.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
index b9426fce5f3e..0e4270e20fad 100644
--- a/arch/x86/mm/init_64.c
+++ b/arch/x86/mm/init_64.c
@@ -1031,7 +1031,7 @@ static void __meminit free_pagetable(struct page *page, int order)
free_reserved_pages(page, nr_pages);
#endif
} else {
- free_pages((unsigned long)page_address(page), order);
+ __free_pages(page, order);
}
}
diff --git a/arch/x86/platform/efi/memmap.c b/arch/x86/platform/efi/memmap.c
index 061b8ecc71a1..023697c88910 100644
--- a/arch/x86/platform/efi/memmap.c
+++ b/arch/x86/platform/efi/memmap.c
@@ -42,7 +42,7 @@ void __init __efi_memmap_free(u64 phys, unsigned long size, unsigned long flags)
struct page *p = pfn_to_page(PHYS_PFN(phys));
unsigned int order = get_order(size);
- free_pages((unsigned long) page_address(p), order);
+ __free_pages(p, order);
}
}
--
2.51.0
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