linux-kernel - Re: [Intel-gfx] [PATCH 1/5 v2] drm/i915: use hlist_for_each_entry

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Date:	Mon, 18 Jan 2016 17:49:37 +0100
From:	Daniel Vetter <daniel@...ll.ch>
To:	Geliang Tang <geliangtang@....com>
Cc:	Daniel Vetter <daniel.vetter@...el.com>,
	Jani Nikula <jani.nikula@...ux.intel.com>,
	David Airlie <airlied@...ux.ie>,
	intel-gfx@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
	dri-devel@...ts.freedesktop.org
Subject: Re: [Intel-gfx] [PATCH 1/5 v2] drm/i915: use hlist_for_each_entry

On Mon, Jan 18, 2016 at 11:54:20PM +0800, Geliang Tang wrote:
> Use hlist_for_each_entry() instead of hlist_for_each() to simplify
> the code.
> 
> Signed-off-by: Geliang Tang <geliangtang@....com>
> ---
> Changes in v2:
>  - Keep head = &eb->buckets[handle & eb->and]

Queued for -next, thanks for the patch.
-Daniel

> ---
>  drivers/gpu/drm/i915/i915_gem_execbuffer.c | 7 ++-----
>  1 file changed, 2 insertions(+), 5 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
> index dccb517..7dc95a7 100644
> --- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c
> +++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
> @@ -193,13 +193,10 @@ static struct i915_vma *eb_get_vma(struct eb_vmas *eb, unsigned long handle)
>  		return eb->lut[handle];
>  	} else {
>  		struct hlist_head *head;
> -		struct hlist_node *node;
> +		struct i915_vma *vma;
>  
>  		head = &eb->buckets[handle & eb->and];
> -		hlist_for_each(node, head) {
> -			struct i915_vma *vma;
> -
> -			vma = hlist_entry(node, struct i915_vma, exec_node);
> +		hlist_for_each_entry(vma, head, exec_node) {
>  			if (vma->exec_handle == handle)
>  				return vma;
>  		}
> -- 
> 2.5.0
> 
> 
> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx@...ts.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/intel-gfx

-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch

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