linux-kernel - Re: [PATCH v4 18/26] mm/s390: Use general page fault accounting

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Message-ID: <20200701165236.633d82fa@thinkpad>
Date:   Wed, 1 Jul 2020 16:52:36 +0200
From:   Gerald Schaefer <gerald.schaefer@...ibm.com>
To:     Peter Xu <peterx@...hat.com>
Cc:     linux-mm@...ck.org, linux-kernel@...r.kernel.org,
        Andrew Morton <akpm@...ux-foundation.org>,
        John Hubbard <jhubbard@...dia.com>,
        Michael Ellerman <mpe@...erman.id.au>,
        Andrea Arcangeli <aarcange@...hat.com>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Will Deacon <will@...nel.org>,
        Heiko Carstens <heiko.carstens@...ibm.com>,
        Vasily Gorbik <gor@...ux.ibm.com>,
        Christian Borntraeger <borntraeger@...ibm.com>,
        linux-s390@...r.kernel.org
Subject: Re: [PATCH v4 18/26] mm/s390: Use general page fault accounting

On Tue, 30 Jun 2020 16:45:48 -0400
Peter Xu <peterx@...hat.com> wrote:

> Use the general page fault accounting by passing regs into handle_mm_fault().
> It naturally solve the issue of multiple page fault accounting when page fault
> retry happened.
> 
> CC: Heiko Carstens <heiko.carstens@...ibm.com>
> CC: Vasily Gorbik <gor@...ux.ibm.com>
> CC: Christian Borntraeger <borntraeger@...ibm.com>
> CC: linux-s390@...r.kernel.org
> Signed-off-by: Peter Xu <peterx@...hat.com>
> ---
>  arch/s390/mm/fault.c | 16 +---------------
>  1 file changed, 1 insertion(+), 15 deletions(-)

Reviewed-by: Gerald Schaefer <gerald.schaefer@...ibm.com>
Acked-by: Gerald Schaefer <gerald.schaefer@...ibm.com>