linux-kernel - Re: serial flow control appears broken

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:	Sat, 04 Aug 2007 12:38:39 -0700
From:	Lee Howard <faxguy@...ardsilvan.com>
To:	Mark Lord <lkml@....ca>
CC:	Robert Hancock <hancockr@...w.ca>,
	"Maciej W. Rozycki" <macro@...ux-mips.org>,
	Russell King <rmk+lkml@....linux.org.uk>,
	linux-serial@...r.kernel.org, tytso@....edu,
	linux-kernel@...r.kernel.org
Subject: Re: serial flow control appears broken

Mark Lord wrote:

> The "fix" could be to have the serial IRQ handler never unmask 
> interrupts,
> but that's a bit unsociable to others.  The IDE stuff really needs to not
> do so much during the actual IRQ handler.
>
> Ingo's RT patches would probably fix all of this.

I did a Fedora 7 installation and installed Ingo's kernel from here:

http://people.redhat.com/mingo/realtime-preempt/yum-testing/yum/i686/kernel-rt-2.6.21-0182.rt11cfsv17.i686.rpm

Even then, the problem still occurs, unfortunately.

Thanks,

Lee.
-
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/