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:	Thu, 26 Apr 2012 21:11:21 -0600
From:	Andreas Dilger <>
To:	Dave Chinner <>
Cc:	David Howells <>,,,,,,,,,,
Subject: Re: [PATCH 1/6] xstat: Add a pair of system calls to make extended file stats available

On 2012-04-26, at 6:51 PM, Dave Chinner wrote:
> On Thu, Apr 26, 2012 at 02:32:36PM +0100, David Howells wrote:
>> I wonder if there's a way to make this explicit - or is it something that if the bit isn't set, you can't use the value in st_blksize.
>> I wonder if this value always has to be non-zero to make sure existing
>> stat() doesn't explode.
> More likely it probably needs to be non-zero to prevent applications
> doing division by block size from exploding... ;)

Right, and any application which knows it needs the blocksize should
also be requesting it when using the statxat() (or whatever) syscall.

Cheers, Andreas

To unsubscribe from this list: send the line "unsubscribe linux-ext4" in
the body of a message to
More majordomo info at

Powered by blists - more mailing lists