linux-kernel - RE: [PATCHv3 5/9] dspbridge: add mmufault support

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]

Message-ID: <8F7AF80515AF0D4D93307E594F3CB40E4CA5645D@dlee03.ent.ti.com>
Date:	Thu, 1 Jul 2010 13:04:08 -0500
From:	"Kanigeri, Hari" <h-kanigeri2@...com>
To:	"Guzman Lugo, Fernando" <fernando.lugo@...com>,
	"linux-omap@...r.kernel.org" <linux-omap@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
CC:	"ohad@...ery.com" <ohad@...ery.com>,
	Hiroshi DOYU <Hiroshi.DOYU@...ia.com>,
	"ameya.palande@...ia.com" <ameya.palande@...ia.com>,
	"felipe.contreras@...ia.com" <felipe.contreras@...ia.com>
Subject: RE: [PATCHv3 5/9] dspbridge: add mmufault support

> > > +	da = iommu_read_reg(mmu, MMU_FAULT_AD);
> > > +	iommu_write_reg(mmu, 0, MMU_IRQENABLE);
> >
> > -- Isn't the MMU already enabled at this point when the function
> callback
> > is called by iommu ?
> 
> This line is actually disabling the interrupts. I am writing "0x0" in the
> MMU_IRQENABLE.

-- oops ! sorry about that. Didn't pay attention to 0x0. Yes, this should work.

Best regards,
Hari
--
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/