linux-kernel - Re: [PATCH 5/5] Add DMA engine driver for Freescale MPC85xx processors.

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, 11 Sep 2007 09:20:14 -0500
From:	Scott Wood <scottwood@...escale.com>
To:	Zhang Wei-r63237 <Wei.Zhang@...escale.com>
Cc:	"Nelson, Shannon" <shannon.nelson@...el.com>, paulus@...ba.org,
	linuxppc-dev@...abs.org, dan.j.williams@...el.com,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 5/5] Add DMA engine driver for Freescale MPC85xx processors.

On Tue, Sep 11, 2007 at 06:10:53PM +0800, Zhang Wei-r63237 wrote:
> > >+
> > >+	fsl_dma_memcpy_issue_pending(chan);
> > >+	while (fsl_dma_is_complete(chan, cookie, NULL, NULL)
> > >+			!= DMA_SUCCESS);
> > 
> > Again, is it possible to hang your thread here?
> > 
> > [...]
> 
> I'll add msleep here.

I think what was being sought was a timout, causing the test to return
failure.

-Scott
-
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/