Re: [PATCH v4 04/13] arm64: alternatives: use tpidr_el2 on VHE hosts

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

 




On Tue, Oct 17, 2017 at 06:44:23PM +0100, James Morse wrote:
> Now that KVM uses tpidr_el2 in the same way as Linux's cpu_offset in
> tpidr_el1, merge the two. This saves KVM from save/restoring tpidr_el1
> on VHE hosts, and allows future code to blindly access per-cpu variables
> without triggering world-switch.
> 
> Signed-off-by: James Morse <james.morse@xxxxxxx>
> Reviewed-by: Christoffer Dall <cdall@xxxxxxxxxx>

Reviewed-by: Catalin Marinas <catalin.marinas@xxxxxxx>
--
To unsubscribe from this list: send the line "unsubscribe devicetree" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Device Tree Compilter]     [Device Tree Spec]     [Linux Driver Backports]     [Video for Linux]     [Linux USB Devel]     [Linux PCI Devel]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [XFree86]     [Yosemite Backpacking]


  Powered by Linux