linux-kernel - RE: HELP: Is writeq an atomic operation??

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 for Android: free password hash cracker in your pocket

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

Date:	Fri, 2 May 2008 17:13:08 -0600
From:	"Moore, Eric" <Eric.Moore@....com>
To:	"Roland Dreier" <rdreier@...co.com>
Cc:	"David Miller" <davem@...emloft.net>, <linux-scsi@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>
Subject: RE: HELP: Is writeq an atomic operation??

On Friday, May 02, 2008 4:53 PM, Roland Dreier wrote: 
> 
>  > > Are there any 32-bit platforms with writeq()?  A quick grep 
>  > > suggests not.
>  > 
>  > I think writeq defined in include/asm-x86/io_64.h
> 
> Umm... io_64.h is 64-bit only (look at asm-x86/io.h if you 
> don't believe me ;)
> 

Yeah,  I forgot I have a #ifndef writeq, then defined the x86_64 version
of that.   I've not tested on x86, so I'm not sure whether it works.
How are you handling writeq when its not defined, as the case in x86?

Eric

--
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/