Messages in this thread | | | From | Linus Walleij <> | Date | Fri, 6 Nov 2020 09:57:25 +0100 | Subject | Re: [PATCH 1/9] mm/maccess: fix unaligned copy_{from,to}_kernel_nofault |
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On Fri, Oct 30, 2020 at 4:49 PM Arnd Bergmann <arnd@kernel.org> wrote:
> From: Arnd Bergmann <arnd@arndb.de> > > On machines such as ARMv5 that trap unaligned accesses, these > two functions can be slow when each access needs to be emulated, > or they might not work at all. > > Change them so that each loop is only used when both the src > and dst pointers are naturally aligned. > > Reviewed-by: Christoph Hellwig <hch@lst.de> > Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Yours, Linus Walleij
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