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acquire lock before any changes can be made
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@ -1,4 +1,4 @@
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From e267bc9bab8b3873dba57323ddcd9a9d09a1211e Mon Sep 17 00:00:00 2001
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From c4e6f81b4901b2b8178b964377e8fde7118f0e2e Mon Sep 17 00:00:00 2001
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From: mertalev <101130780+mertalev@users.noreply.github.com>
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Date: Fri, 20 Dec 2024 00:59:21 -0500
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Subject: [PATCH] fix: avoid race condition for rocm conv algo caching
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@ -8,18 +8,18 @@ Subject: [PATCH] fix: avoid race condition for rocm conv algo caching
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1 file changed, 2 insertions(+)
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diff --git a/onnxruntime/core/providers/rocm/nn/conv.cc b/onnxruntime/core/providers/rocm/nn/conv.cc
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index d7f47d07a8..ec438287ac 100644
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index d7f47d07a8..134f8a3b43 100644
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--- a/onnxruntime/core/providers/rocm/nn/conv.cc
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+++ b/onnxruntime/core/providers/rocm/nn/conv.cc
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@@ -278,6 +278,8 @@ Status Conv<T, NHWC>::UpdateState(OpKernelContext* context, bool bias_expected)
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HIP_CALL_THROW(hipMemsetAsync(s_.b_zero, 0, malloc_size, Stream(context)));
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}
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@@ -122,6 +122,8 @@ Status Conv<T, NHWC>::UpdateState(OpKernelContext* context, bool bias_expected)
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bool input_dims_changed = (s_.last_x_dims != x_dims);
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bool w_dims_changed = (s_.last_w_dims != w_dims);
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if (input_dims_changed || w_dims_changed) {
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+ // lock is needed to avoid race condition during algo search
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+ std::lock_guard<OrtMutex> lock(s_.mutex);
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if (!s_.cached_benchmark_fwd_results.contains(x_dims_miopen)) {
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miopenConvAlgoPerf_t perf;
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int algo_count = 1;
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if (input_dims_changed)
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s_.last_x_dims = gsl::make_span(x_dims);
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--
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2.43.0
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