Re: [PATCH] ARM: KVM: fix L_PTE_S2_RDWR to actually be Read/Write

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On 12.04.2013, at 15:33, Marc Zyngier wrote:

> On 12/04/13 14:26, Alexander Graf wrote:
>> 
>> On 12.04.2013, at 15:00, Marc Zyngier wrote:
>> 
>>> Looks like our L_PTE_S2_RDWR definition is slightly wrong,
>>> and is actually write only (see ARM ARM Table B3-9, Stage 2 control
>>> of access permissions). Didn't make a difference for normal pages,
>>> as we OR the flags together, but I'm still wondering how it worked
>>> for Stage-2 mapped devices, such as the GIC.
>>> 
>>> Brown paper bag time, again.
>>> 
>>> Signed-off-by: Marc Zyngier <marc.zyngier@xxxxxxx>
>> 
>> CC stable?
> 
> Only if this doesn't make it into the final 3.9, which will be the first
> version with KVM/arm.

Given that we're at rc6, I'd presume that's rather likely if you don't make a fuss about it :)


Alex


_______________________________________________
kvmarm mailing list
kvmarm@xxxxxxxxxxxxxxxxxxxxx
https://lists.cs.columbia.edu/cucslists/listinfo/kvmarm




[Index of Archives]     [Linux KVM]     [Spice Development]     [Libvirt]     [Libvirt Users]     [Linux USB Devel]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux