linux-kernel - Re: [PATCH] gpu: drm: tegra: Adding new typedef vm_fault

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Message-ID: <20180514125936.GL18312@ulmo>
Date:   Mon, 14 May 2018 14:59:36 +0200
From:   Thierry Reding <thierry.reding@...il.com>
To:     Souptick Joarder <jrdr.linux@...il.com>
Cc:     airlied@...ux.ie, jonathanh@...dia.com,
        dri-devel@...ts.freedesktop.org, linux-tegra@...r.kernel.org,
        linux-kernel@...r.kernel.org, willy@...radead.org
Subject: Re: [PATCH] gpu: drm: tegra: Adding new typedef vm_fault_t

On Tue, Apr 17, 2018 at 07:17:55PM +0530, Souptick Joarder wrote:
> Use new return type vm_fault_t for fault handler. For
> now, this is just documenting that the function returns
> a VM_FAULT value rather than an errno. Once all instances
> are converted, vm_fault_t will become a distinct type.
> 
> Reference id -> 1c8f422059ae ("mm: change return type to
> vm_fault_t")
> 
> Previously vm_insert_page() returns err which driver
> mapped into VM_FAULT_* type. The new function 
> vmf_insert_page() will replace this inefficiency by
> returning VM_FAULT_* type.
> 
> Signed-off-by: Souptick Joarder <jrdr.linux@...il.com>
> ---
>  drivers/gpu/drm/tegra/gem.c | 18 ++----------------
>  1 file changed, 2 insertions(+), 16 deletions(-)

Applied, thanks.

Thierry

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