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drm/framebuffer: Print task that allocated the fb in debug info.

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This is is very useful to finding sources of leaked framebufers.
The fbcon fb is annotated with [fbcon], to give it a better name
than kworker.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20171220093545.613-3-maarten.lankhorst@linux.intel.com
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Maarten Lankhorst 2017-12-20 10:35:44 +01:00
commit 8d44e9e69a
3 changed files with 9 additions and 0 deletions
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6
include/drm/drm_framebuffer.h
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@ -121,6 +121,12 @@ struct drm_framebuffer {
* @base: base modeset object structure, contains the reference count.
*/
struct drm_mode_object base;
/**
* @comm: Name of the process allocating the fb, used for fb dumping.
*/
char comm[TASK_COMM_LEN];
/**
* @format: framebuffer format information
*/