linux-kernel - Re: [PATCH v2] Add preadv and pwritev system calls.

lists.openwall.net		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: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Fri, 12 Dec 2008 21:39:18 +0100
From:	Gerd Hoffmann <kraxel@...hat.com>
To:	Gerd Hoffmann <kraxel@...hat.com>,
	Scott Lurndal <scott.lurndal@...afsystems.com>,
	Matthew Wilcox <matthew@....cx>, linux-kernel@...r.kernel.org,
	linux-arch@...r.kernel.org, Ulrich Drepper <drepper@...hat.com>
Subject: Re: [PATCH v2] Add preadv and pwritev system calls.

Russell King wrote:
> On Fri, Dec 12, 2008 at 08:56:00PM +0100, Gerd Hoffmann wrote:
>> Russell King wrote:
>>>> should be similar to pread/pwrite, e.g:
>>>>
>>>>     int preadv(fd, iovec, iovec_size, offset)
>>> Yes, and that's easy for glibc to achieve.
>> This hints the ABI problem exists at syscall level only.  Is that
>> correct?  So we can have
>>
>> 	preadv(fd, vec, vlen, off)
>>
>> argument ordering at app <-> glibc level and
>>
>> 	preadv(fd, vec, off, vlen)
>>
>> ordering at glibc <-> kernel (aka syscall) level and it works fine for
>> ARM + MIPS + PARISC?
> 
> Fine for ARM

Great.  I'll happily switch the ordering then.  /me goes wait for acks
from the other archs and plans for a new patch revision early next week.

thanks,
  Gerd


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/