<def f='src/src/sys/external/bsd/drm2/include/linux/atomic.h' l='186' ll='190' type='__uint64_t atomic64_xchg(struct atomic64 * a, __uint64_t v)'/>
<use f='src/src/sys/external/bsd/drm2/dist/drm/radeon/radeon_fence.c' l='193' u='c' c='radeon_fence_process_locked'/>
