Displaying 2 results from an estimated 2 matches for "drm_client_lock_class_key".
2013 Jul 01
1
[PATCH] drm/nouveau: fix locking in nouveau_crtc_page_flip
...&cli->mutex)
Fixes the following lockdep splat:
======================================================
[ INFO: possible circular locking dependency detected ]
3.10.0-rc7+ #101 Not tainted
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mplayer/4979 is trying to acquire lock:
(&drm_client_lock_class_key){+.+.+.}, at: [<ffffffffa0346b66>] nouveau_bo_move_m2mf.isra.13+0x4d/0x130 [nouveau]
but task is already holding lock:
(reservation_ww_class_mutex){+.+.+.}, at: [<ffffffffa019ab8b>] ttm_bo_vm_fault+0x47/0x394 [ttm]
which lock already depends on the new lock.
the existing dependency...
2013 Feb 03
1
3.8-rc6: nouveau lockdep recursive lock acquisition
>From recent additional locking in nouveau, it looks like we see
recursive lock acquisition in 3.8-rc6:
nouveau [ DEVICE][0000:01:00.0] BOOT0 : 0x0e7150a2
nouveau [ DEVICE][0000:01:00.0] Chipset: GK107 (NVE7)
nouveau [ DEVICE][0000:01:00.0] Family : NVE0
nouveau [ VBIOS][0000:01:00.0] checking PRAMIN for image...
nouveau [ VBIOS][0000:01:00.0] ... appears to be valid
nouveau [