Thread (17 messages) 17 messages, 4 authors, 2026-02-27

Re: [PATCH v14 7/8] KVM: arm64: use CASLT instruction for swapping guest descriptor

From: Yeoreum Yun <hidden>
Date: 2026-02-26 13:53:57
Also in: kvm, kvmarm, linux-kselftest, lkml

Hi Oliver,
On Wed, Feb 25, 2026 at 06:27:07PM +0000, Yeoreum Yun wrote:
quoted
+	asm volatile(__LSUI_PREAMBLE
+		     "1: caslt	%[old], %[new], %[addr]\n"
The other two flavors of this use relaxed ordering, why can't we do the
same with LSUI?
Right. I've misunderstood caslt is relaxed symantic.
I should change with CAST.

Thanks!

--
Sincerely,
Yeoreum Yun
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