kernel/include/drm/ttm/ttm_lock.h, branch linux-3.0.yHosts the 0x221E linux distro kernel.https://universe.0xinfinity.dev/distro/kernel/atom?h=linux-3.0.y2009-12-07T05:22:03Zdrm/ttm: Add ttm lock functionality.2009-12-07T05:22:03ZThomas Hellstromthellstrom@vmware.com2009-12-06T20:46:25Zurn:sha1:4aff1013f5e4ae08a24155c029a2c5e1a7929de6
This is intended to be used by ttm-aware drivers to
1) Block clients to inactive masters when
they try to validate buffers for GPU use.
2) Optionally block clients to the current master when
there is thrashing due to GPU memory shortage.
Used by the vmwgfx driver.
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>