linux-kernel - Re: [PATCH 2/3] x86: Convert vdso to use vm_fault

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Date:   Mon, 16 Jul 2018 11:17:25 +0200 (CEST)
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Matthew Wilcox <willy@...radead.org>
cc:     Andy Lutomirski <luto@...capital.net>,
        Ingo Molnar <mingo@...hat.com>,
        "H. Peter Anvin" <hpa@...or.com>,
        Souptick Joarder <jrdr.linux@...il.com>, x86@...nel.org,
        linux-kernel@...r.kernel.org, brajeswar.linux@...il.com,
        Sabyasachi Gupta <sabyasachi.linux@...il.com>
Subject: Re: [PATCH 2/3] x86: Convert vdso to use vm_fault_t

On Tue, 3 Jul 2018, Matthew Wilcox wrote:

> Return vm_fault_t codes directly from the appropriate mm routines instead
> of converting from errnos ourselves.  Fixes a minor bug where we'd return
> SIGBUS instead of the correct OOM code if we ran out of memory allocating
> page tables.
> 
> Signed-off-by: Matthew Wilcox <willy@...radead.org>

Reviewed-by: Thomas Gleixner <tglx@...utronix.de>