[XLA:GPU] Remove unused SuggestCombinerThreshold method.

PiperOrigin-RevId: 685700157
openxla · Oct 14, 2024 · 06926bb · 06926bb
1 parent 7f6fdf1
commit 06926bb
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diff --git a/xla/service/gpu/BUILD b/xla/service/gpu/BUILD
@@ -3126,7 +3126,6 @@ cc_library(
         "//xla/hlo/ir:hlo",
         "//xla/hlo/pass:hlo_pass",
         "//xla/service:all_gather_combiner",
-        "//xla/service:collective_utils",
         "//xla/service:hlo_domain_map",
         "//xla/stream_executor:device_description",
         "@com_google_absl//absl/container:flat_hash_set",

diff --git a/xla/service/gpu/all_gather_combiner.cc b/xla/service/gpu/all_gather_combiner.cc
@@ -30,23 +30,12 @@ limitations under the License.
 #include "xla/service/gpu/gpu_collective_combiner_utils.h"
 #include "xla/service/gpu/gpu_hlo_schedule.h"
 #include "xla/service/hlo_domain_map.h"
-#include "xla/stream_executor/device_description.h"
 #include "tsl/platform/statusor.h"
 
 namespace xla::gpu {
 
 namespace {
 
-// In the absence of combiner threshold flag we try to determine the appropriate
-// value.
-int64_t SuggestCombinerThreshold(HloModule* module,
-                                 const se::DeviceDescription& device_info,
-                                 int64_t pointer_size) {
-  return ComputeSuggestedCombinerThreshold(*module, device_info,
-                                           ScheduleGpuModuleWithMemoryScheduler,
-                                           HloOpcode::kAllGather, pointer_size);
-}
-
 std::optional<AllGatherCombiner::GroupKey> PipelinedCombinerKey(
     const HloInstruction* instruction, const HloDomainMap& domain_map,
     bool combine_by_dim, bool combine_different_dtypes) {