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| author | Luca Barbieri <luca@luca-barbieri.com> | 2010-01-30 23:21:38 +0100 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2010-02-09 12:49:09 +1000 |
| commit | f0fbe3eb5f65fe5948219f4ceac68f8a665b1fc6 (patch) | |
| tree | 1713ba58c5b60a82c88e70eda64fef052fd85ead /drivers/gpu/drm/drm_dp_i2c_helper.c | |
| parent | 139295b671ff4ccd904f2fa58e9dbc0fe99cc7fe (diff) | |
drm/nouveau: call ttm_bo_wait with the bo lock held to prevent hang
nouveau_gem_ioctl_cpu_prep calls ttm_bo_wait without the bo lock held.
ttm_bo_wait unlocks that lock, and so must be called with it held.
Currently this bug causes libdrm nouveau_bo_busy() to hang the machine.
Signed-off-by: Luca Barbieri <luca at luca-barbieri.com>
Acked-by: Maarten Maathuis <madman2003@gmail.com>
Signed-off-by: Francisco Jerez <currojerez@riseup.net>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/drm_dp_i2c_helper.c')
0 files changed, 0 insertions, 0 deletions