search for: c040bef0

...e0 > [<c07b9029>] ? check_sync+0x169/0x6e0 > [<c046203e>] warn_slowpath_fmt+0x3e/0x60 > [<c07b9029>] check_sync+0x169/0x6e0 > [<c07b96ad>] debug_dma_sync_single_for_device+0x7d/0x90 > [<f7ece298>] ? ttm_bo_del_sub_from_lru+0x18/0x50 [ttm] > [<c040bef0>] ? text_poke_bp+0xd0/0xd0 > [<f85d96db>] nouveau_bo_sync_for_device+0x8b/0xa0 [nouveau] > [<f85d97c4>] nouveau_bo_validate+0x34/0x40 [nouveau] > [<f85d9958>] nouveau_bo_pin+0x188/0x290 [nouveau] > [<f85d7fe0>] ? nv10_bo_put_tile_region+0x80/0x80 [nouveau]...

On 11/10/2015 05:00 PM, Thierry Reding wrote: > On Tue, Nov 10, 2015 at 03:54:52PM +0100, Mario Kleiner wrote: >> From: Daniel Vetter <daniel.vetter at ffwll.ch> >> >> Apparently pre-nv50 pageflip events happen before the actual vblank >> period. Therefore that functionality got semi-disabled in >> >> commit af4870e406126b7ac0ae7c7ce5751f25ebe60f28

...29>] ? check_sync+0x169/0x6e0 [<c07b9029>] ? check_sync+0x169/0x6e0 [<c046203e>] warn_slowpath_fmt+0x3e/0x60 [<c07b9029>] check_sync+0x169/0x6e0 [<c07b96ad>] debug_dma_sync_single_for_device+0x7d/0x90 [<f7ece298>] ? ttm_bo_del_sub_from_lru+0x18/0x50 [ttm] [<c040bef0>] ? text_poke_bp+0xd0/0xd0 [<f85d96db>] nouveau_bo_sync_for_device+0x8b/0xa0 [nouveau] [<f85d97c4>] nouveau_bo_validate+0x34/0x40 [nouveau] [<f85d9958>] nouveau_bo_pin+0x188/0x290 [nouveau] [<f85d7fe0>] ? nv10_bo_put_tile_region+0x80/0x80 [nouveau] [<f85ec7fd>]...

https://bugs.freedesktop.org/show_bug.cgi?id=92032 Bug ID: 92032 Summary: WARNING: CPU: 0 PID: 290 at lib/dma-debug.c:1205 check_sync+0x169/0x6e0() Product: xorg Version: git Hardware: x86 (IA32) OS: Linux (All) Status: NEW Severity: normal Priority: medium