Re: [PATCH v11 11/40] arm64/sme: Identify supported SME vector lengths at boot

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

 



On Mon, Feb 21, 2022 at 03:57:20PM +0000, Catalin Marinas wrote:
> On Mon, Feb 07, 2022 at 03:20:40PM +0000, Mark Brown wrote:

> > +		if (IS_ENABLED(CONFIG_ARM64_SME)) {
> > +			sme_kernel_enable(NULL);
> > +			vec_init_vq_map(ARM64_VEC_SME);

> Why do we need to call sme_kernel_enable() here? It's called again later
> via the cpufeature framework. I guess you need the CPACR_EL1 setup but
> we don't seem to do this for SVE.

It's not needed any more, it's bit rot.

Attachment: signature.asc
Description: PGP signature

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