From: Thierry Reding <thierry.reding@avionic-design.de>
To: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: DRI Development <dri-devel@lists.freedesktop.org>
Subject: Re: [PATCH] drm/cma-helper: fixup compilation
Date: Tue, 19 Feb 2013 11:22:22 +0100 [thread overview]
Message-ID: <20130219102222.GA21321@avionic-0098.mockup.avionic-design.de> (raw)
In-Reply-To: <1361269084-31767-1-git-send-email-daniel.vetter@ffwll.ch>
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On Tue, Feb 19, 2013 at 11:18:04AM +0100, Daniel Vetter wrote:
> /me grabs a few brown paper bags
>
> So it looks like I've broken compilation in
>
> commit 6aed8ec3f76a22217c9ae183d32b1aa990bed069
> Author: Daniel Vetter <daniel.vetter@ffwll.ch>
> Date: Sun Jan 20 17:32:21 2013 +0100
>
> drm: review locking for drm_fb_helper_restore_fbdev_mode
>
> Fix it up again.
>
> v2: Only deref fbdev_cma once we're sure it's non-NULL, noticed by
> Thierry Reding.
>
> Reported-by: Wu Fengguang <fengguang.wu@intel.com>
> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
> ---
> drivers/gpu/drm/drm_fb_cma_helper.c | 9 ++++++---
> 1 file changed, 6 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/drm_fb_cma_helper.c b/drivers/gpu/drm/drm_fb_cma_helper.c
> index e851658..1c8549d 100644
> --- a/drivers/gpu/drm/drm_fb_cma_helper.c
> +++ b/drivers/gpu/drm/drm_fb_cma_helper.c
> @@ -377,10 +377,13 @@ EXPORT_SYMBOL_GPL(drm_fbdev_cma_fini);
> */
> void drm_fbdev_cma_restore_mode(struct drm_fbdev_cma *fbdev_cma)
> {
> - drm_modeset_lock_all(dev);
> - if (fbdev_cma)
> + if (fbdev_cma) {
> + struct drm_device *dev = fbdev_cma->fb_helper.dev;
> +
> + drm_modeset_lock_all(dev);
> drm_fb_helper_restore_fbdev_mode(&fbdev_cma->fb_helper);
> - drm_modeset_unlock_all(dev);
> + drm_modeset_unlock_all(dev);
> + }
> }
> EXPORT_SYMBOL_GPL(drm_fbdev_cma_restore_mode);
>
Reviewed-by: Thierry Reding <thierry.reding@avionic-design.de>
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prev parent reply other threads:[~2013-02-19 10:22 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-02-15 10:24 [PATCH] drm/cma-helper: fixup compilation Daniel Vetter
2013-02-19 7:43 ` Thierry Reding
2013-02-19 10:16 ` Daniel Vetter
2013-02-19 10:25 ` Thierry Reding
2013-02-19 10:18 ` Daniel Vetter
2013-02-19 10:22 ` Thierry Reding [this message]
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