Re: [PATCH v3 0/3] Convert vmcore to use an iov_iter

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Hi,

On 01/01/22 at 12:36am, Al Viro wrote:
> On Mon, Dec 13, 2021 at 02:39:24PM +0000, Matthew Wilcox (Oracle) wrote:
> > For some reason several people have been sending bad patches to fix
> > compiler warnings in vmcore recently.  Here's how it should be done.
> > Compile-tested only on x86.  As noted in the first patch, s390 should
> > take this conversion a bit further, but I'm not inclined to do that
> > work myself.
> 
> A couple of notes: please, use iov_iter_count(i) instead of open-coding
> i->count.  And there's a preexisting nastiness in read_vmcore() -
> generally, a fault halfway through the read() is treated as a short read,
> rather than -EFAULT...

Willy must be busy with those tons of folio patches, since I have acked
this patchset, I will update them as per your comment and repost them
with v4.

Thanks for checking.


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