kernel.git/drivers/gpu/drm/drm_trace_points.c, branch linux-3.2.yHosts the 0x221E linux distro kernel.
https://git.0xinfinity.dev/distro/kernel.git/atom?h=linux-3.2.y2010-07-02T04:02:44Zdrm: add vblank event trace point2010-07-02T04:02:44ZJesse Barnes2010-07-01T23:47:31Zurn:sha1:ac2874b980e05ed7a4ea8fed7b0a92428b51ce58
Emit a trace point for vblank events. This can be helpful for mapping
drawing activity against the vblank frequency and period.
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Dave Airlie <airlied@redhat.com>