Re: [PATCH v2 11/14] mm/vmalloc: Batch arch_sync_kernel_mappings() more efficiently

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To: Ryan Roberts <ryan.roberts@xxxxxxx>
Subject: Re: [PATCH v2 11/14] mm/vmalloc: Batch arch_sync_kernel_mappings() more efficiently
From: Catalin Marinas <catalin.marinas@xxxxxxx>
Date: Tue, 25 Feb 2025 15:37:17 +0000
Cc: Will Deacon <will@xxxxxxxxxx>, Pasha Tatashin <pasha.tatashin@xxxxxxxxxx>, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, Uladzislau Rezki <urezki@xxxxxxxxx>, Christoph Hellwig <hch@xxxxxxxxxxxxx>, David Hildenbrand <david@xxxxxxxxxx>, "Matthew Wilcox (Oracle)" <willy@xxxxxxxxxxxxx>, Mark Rutland <mark.rutland@xxxxxxx>, Anshuman Khandual <anshuman.khandual@xxxxxxx>, Alexandre Ghiti <alexghiti@xxxxxxxxxxxx>, Kevin Brodsky <kevin.brodsky@xxxxxxx>, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, linux-mm@xxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx
In-reply-to: <20250217140809.1702789-12-ryan.roberts@arm.com>
References: <20250217140809.1702789-1-ryan.roberts@arm.com> <20250217140809.1702789-12-ryan.roberts@arm.com>

On Mon, Feb 17, 2025 at 02:08:03PM +0000, Ryan Roberts wrote:
> When page_shift is greater than PAGE_SIZE, __vmap_pages_range_noflush()

s/PAGE_SIZE/PAGE_SHIFT/

Otherwise it looks fine.

Reviewed-by: Catalin Marinas <catalin.marinas@xxxxxxx>

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References:
- [PATCH v2 00/14] Perf improvements for hugetlb and vmalloc on arm64
  - From: Ryan Roberts
- [PATCH v2 11/14] mm/vmalloc: Batch arch_sync_kernel_mappings() more efficiently
  - From: Ryan Roberts

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