linux-kernel - Re: [PATCH v5] drm/i915: Replace *_reference/unreference() or *_ref/unref with

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:   Wed, 18 Oct 2017 12:06:17 +0200
From:   Daniel Vetter <daniel@...ll.ch>
To:     Harsha Sharma <harshasharmaiitr@...il.com>
Cc:     daniel.vetter@...ll.ch, seanpaul@...omium.org,
        jani.nikula@...ux.intel.com, intel-gfx@...ts.freedesktop.org,
        dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        outreachy-kernel@...glegroups.com
Subject: Re: [PATCH v5] drm/i915: Replace *_reference/unreference() or
 *_ref/unref with _get/put()

On Sun, Oct 15, 2017 at 12:06:44AM +0530, Harsha Sharma wrote:
> Replace instances of drm_framebuffer_reference/unreference() with
> *_get/put() suffixes and drm_dev_unref with *_put() suffix
> because get/put is shorter and consistent with the
> kernel use of *_get/put suffixes.
> Done with following coccinelle semantic patch
> 
> @@
> expression ex;
> @@
> 
> (
> -drm_framebuffer_unreference(ex);
> +drm_framebuffer_put(ex);
> |
> -drm_dev_unref(ex);
> +drm_dev_put(ex);
> |
> -drm_framebuffer_reference(ex);
> +drm_framebuffer_get(ex);
> )
> 
> Signed-off-by: Harsha Sharma <harshasharmaiitr@...il.com>

Applied to drm-intel, thanks.
-Daniel
> ---
> Changes in v5:
>  -rebase drm_dev_put change on drm-tip
> Changes in v4:
>  -change one instance of *_put to *_get
> Changes in v3:
>  -Removed changes in selftests
> Changes in v2:
>  -Added cocinelle patch in log message
>  -cc to all driver-specific mailing lists
>  drivers/gpu/drm/i915/i915_pci.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c
> index bf467f30c99b..1223961c3700 100644
> --- a/drivers/gpu/drm/i915/i915_pci.c
> +++ b/drivers/gpu/drm/i915/i915_pci.c
> @@ -645,7 +645,7 @@ static void i915_pci_remove(struct pci_dev *pdev)
>  	struct drm_device *dev = pci_get_drvdata(pdev);
>  
>  	i915_driver_unload(dev);
> -	drm_dev_unref(dev);
> +	drm_dev_put(dev);
>  }
>  
>  static int i915_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
> -- 
> 2.11.0
> 

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