lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
Hash Suite for Android: free password hash cracker in your pocket
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:   Sun, 19 Mar 2023 22:28:12 +0000
From:   David Laight <David.Laight@...LAB.COM>
To:     'Matthew Wilcox' <>,
        Lorenzo Stoakes <>
CC:     "" <>,
        "" <>,
        "" <>,
        Andrew Morton <>,
        Baoquan He <>,
        Uladzislau Rezki <>,
        "David Hildenbrand" <>,
        Liu Shixin <>,
        "Jiri Olsa" <>
Subject: RE: [PATCH 4/4] mm: vmalloc: convert vread() to vread_iter()

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 *').


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

Powered by blists - more mailing lists