Comment # 5
on bug 95474
from Jan Ziak
(In reply to Alex Deucher from comment #2) > Can you identify what component caused the regression? mesa? llvm? kernel? Output from "perf report": # Samples: 660K of event 'cycles' # Event count (approx.): 568704142352 # # Overhead Command Shared Object Symbol 9.94% G.26 radeonsi_dri.so [.] pb_cache_is_buffer_compat 2.51% G.26 libgcc_s.so.1 [.] __umoddi3 1.66% G.26 libc-2.22.so [.] _int_malloc 1.52% G.26 libc-2.22.so [.] _int_free 1.42% G.26 radeonsi_dri.so [.] radeon_drm_cs_add_buffer 1.22% bioshock.i386 radeonsi_dri.so [.] radeon_cs_context_cleanup 1.14% bioshock.i386 [kernel.vmlinux] [k] reservation_object_add_shared_fence 1.02% G.26 libc-2.22.so [.] __libc_calloc 0.93% G.26 libpthread-2.22.so [.] pthread_mutex_lock 0.81% bioshock.i386 [kernel.vmlinux] [k] __ww_mutex_lock_interruptible 0.79% G.26 bioshock.i386 [.] 0x00000000001a8853 0.79% G.26 radeonsi_dri.so [.] pb_cache_reclaim_buffer 0.78% G.26 libpthread-2.22.so [.] __pthread_mutex_unlock_usercnt 0.74% G.26 libc-2.22.so [.] malloc 0.72% bioshock.i386 radeonsi_dri.so [.] radeon_drm_cs_emit_ioctl_oneshot 0.66% bioshock.i386 [radeon] [k] radeon_bo_list_validate 0.60% G.26 radeonsi_dri.so [.] __x86.get_pc_thunk.bx 0.56% G.26 bioshock.i386 [.] 0x00000000001a8e53 0.56% G.26 radeonsi_dri.so [.] set_add 0.55% G.26 radeonsi_dri.so [.] ir_expression::accept 0.54% bioshock.i386 [ttm] [k] ttm_bo_list_ref_sub 0.54% G.26 radeonsi_dri.so [.] _mesa_glsl_parse 0.53% G.26 radeonsi_dri.so [.] radeon_lookup_buffer 0.52% G.26 libc-2.22.so [.] __memcmp_sse4_2 0.48% G.26 radeonsi_dri.so [.] visit_list_elements 0.47% bioshock.i386 [kernel.vmlinux] [k] reservation_object_reserve_shared 0.46% G.26 radeonsi_dri.so [.] si_reset_buffer_resources 0.45% G.26 radeonsi_dri.so [.] hash_table_search 0.45% bioshock.i386 [drm] [k] drm_gem_object_lookup 0.42% G.26 libc-2.22.so [.] malloc_consolidate 0.41% bioshock.i386 [radeon] [k] radeon_sync_fence 0.41% G.26 radeonsi_dri.so [.] set_search 0.40% G.26 radeonsi_dri.so [.] u_default_transfer_inline_write 0.40% bioshock.i386 [ttm] [k] ttm_bo_add_to_lru 0.38% G.26 radeonsi_dri.so [.] st_validate_state 0.36% bioshock.i386 [ttm] [k] ttm_bo_del_from_lru
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