Subject: Re: [next] mm/gup.c:96:10: error: implicit declaration of function 'is_zero_pfn' [-Werror,-Wimplicit-function-declaration]

From: Andrew Morton <[email-masked]>
Date: Wed, 3 Feb 2021 16:56:51 -0800

On Tue, 2 Feb 2021 10:03:47 -0500 Pavel Tatashin <[email-masked]> wrote:

> The same problem as fixed here:
> https://lore.kernel.org/linux-mm/CA+CK2bBjC8=[email-masked]/
> 

We're seeing a number of build errors from this series, all of them
confusing.

I'll drop this version.  Please ensure that the various build errors
(including
https://lkml.kernel.org/r/[email-masked])
are resolved after applying each patch, so we don't create bisection
holes.