linux-kernel - Re: [PATCH 1/3] x86/mm: Check for pfn instead of page in vmalloc_sync

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Message-ID: <alpine.DEB.2.21.1907151508210.1722@nanos.tec.linutronix.de>
Date:   Mon, 15 Jul 2019 15:08:42 +0200 (CEST)
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Joerg Roedel <joro@...tes.org>
cc:     Dave Hansen <dave.hansen@...ux.intel.com>,
        Andy Lutomirski <luto@...nel.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        Andrew Morton <akpm@...ux-foundation.org>,
        linux-kernel@...r.kernel.org, linux-mm@...ck.org,
        Joerg Roedel <jroedel@...e.de>
Subject: Re: [PATCH 1/3] x86/mm: Check for pfn instead of page in
 vmalloc_sync_one()

On Mon, 15 Jul 2019, Joerg Roedel wrote:

> From: Joerg Roedel <jroedel@...e.de>
> 
> Do not require a struct page for the mapped memory location
> because it might not exist. This can happen when an
> ioremapped region is mapped with 2MB pages.
> 
> Signed-off-by: Joerg Roedel <jroedel@...e.de>

Lacks a Fixes tag, hmm?