Re: [PATCH] drm/todo: Add idr_init_base todo

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Mon, Feb 19, 2018 at 03:57:08PM +0100, Daniel Vetter wrote:
> Suggested-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
> Cc: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
> Acked-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
> Signed-off-by: Daniel Vetter <daniel.vetter@xxxxxxxxx>

And applied.
-Daniel

> ---
>  Documentation/gpu/todo.rst | 10 ++++++++++
>  1 file changed, 10 insertions(+)
> 
> diff --git a/Documentation/gpu/todo.rst b/Documentation/gpu/todo.rst
> index 1e593370f64f..1a0a413eeced 100644
> --- a/Documentation/gpu/todo.rst
> +++ b/Documentation/gpu/todo.rst
> @@ -212,6 +212,16 @@ probably use drm_fb_helper_fbdev_teardown().
>  
>  Contact: Maintainer of the driver you plan to convert
>  
> +idr_init_base()
> +---------------
> +
> +DRM core&drivers uses a lot of idr (integer lookup directories) for mapping
> +userspace IDs to internal objects, and in most places ID=0 means NULL and hence
> +is never used. Switching to idr_init_base() for these would make the idr more
> +efficient.
> +
> +Contact: Daniel Vetter
> +
>  Core refactorings
>  =================
>  
> -- 
> 2.15.1
> 

-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
_______________________________________________
dri-devel mailing list
dri-devel@xxxxxxxxxxxxxxxxxxxxx
https://lists.freedesktop.org/mailman/listinfo/dri-devel




[Index of Archives]     [Linux DRI Users]     [Linux Intel Graphics]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [XFree86]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [XFree86]
  Powered by Linux