linux-kernel - icache_is_aliasing and big.LITTLE

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Message-ID: <CAKUOC8WxRnzeMEcS-vao-GOzXnF+FN+3uk8R6TspRj23V7kYJQ@mail.gmail.com>
Date:   Wed, 8 May 2019 11:45:03 -0700
From:   Salman Qazi <sqazi@...gle.com>
To:     Catalin Marinas <catalin.marinas@....com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: icache_is_aliasing and big.LITTLE

Hi,

What is the intention behind icache_is_aliasing on big.LITTLE systems
where some icaches are VIPT and others are PIPT? Is it meant to be
conservative in some sense or should it be made per-CPU?

Thanks for your help,

Salman