Messages in this thread | | | Date | Tue, 13 Jul 2021 18:31:23 -0700 | From | Andrew Morton <> | Subject | Re: [PATCH 1/2] mm: call flush_dcache_page in memcpy_to_page and memzero_page |
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On Tue, 13 Jul 2021 07:52:30 +0200 Christoph Hellwig <hch@lst.de> wrote:
> memcpy_to_page and memzero_page can write to arbitrary pages, which could > be in the page cache or in high memory, so call flush_kernel_dcache_pages > to flush the dcache.
I assume this presently is not known to cause any problems, but that some problems might be discovered in the future? In which case, should we cc:stable?
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