Re: [PATCH 4/4] mm: vmalloc: convert vread() to vread_iter()

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On Sun, Mar 19, 2023 at 10:28:12PM +0000, David Laight wrote:
> From: Matthew Wilcox
> > Sent: 19 March 2023 02:51
> >
> > On Sun, Mar 19, 2023 at 12:20:12AM +0000, Lorenzo Stoakes wrote:
> > >  /* for /proc/kcore */
> > > -extern long vread(char *buf, char *addr, unsigned long count);
> > > +extern long vread_iter(char *addr, size_t count, struct iov_iter *iter);
> >
> > I don't love the order of the arguments here.  Usually we follow
> > memcpy() and have (dst, src, len).  This sometimes gets a bit more
> > complex when either src or dst need two arguments, but that's not the
> > case here.
>
> And, if 'addr' is the source (which Matthew's comment implies)
> it ought to be 'const char *' (or probably even 'const void *').
>

Ack, I'll update on the next respin.

> 	David
>
> -
> Registered Address Lakeside, Bramley Road, Mount Farm, Milton Keynes, MK1 1PT, UK
> Registration No: 1397386 (Wales)
>



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