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:	Tue, 22 Jan 2008 13:05:41 +0000
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Andreas Dilger <adilger@....com>
Cc:	Valdis.Kletnieks@...edu, David Chinner <dgc@....com>,
	Valerie Henson <val@...consulting.com>,
	linux-fsdevel@...r.kernel.org, linux-ext4@...r.kernel.org,
	linux-kernel@...r.kernel.org, "Theodore Ts'o" <tytso@....edu>,
	Andreas Dilger <adilger@...sterfs.com>,
	Ric Wheeler <ric@....com>
Subject: Re: [RFC] Parallelize IO for e2fsck

> I'd tried to advocate SIGDANGER some years ago as well, but none of
> the kernel maintainers were interested.  It definitely makes sense
> to have some sort of mechanism like this.  At the time I first brought
> it up it was in conjunction with Netscape using too much cache on some
> system, but it would be just as useful for all kinds of other memory-
> hungry applications.

There is an early thread for a /proc file which you can add to your
poll() set and it will wake people when memory is low. Very elegant and
if async support is added it will also give you the signal variant for
free.

Alan
-
To unsubscribe from this list: send the line "unsubscribe linux-ext4" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Powered by blists - more mailing lists