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metal : fix recommendedMaxWorkingSetSize availability on legacy iOS/macOS (llama/19088)

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Co-authored-by: chenbin11 <chenbin11@kuaishou.com>
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ccbinn
2026-01-30 15:56:40 +02:00
committed by Georgi Gerganov
co-authored by chenbin11
parent 1642a4fb60
commit 4372b87b8e
1 changed files with 5 additions and 1 deletions
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ggml/src/ggml-metal/ggml-metal-device.m
+5 -1
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@@ -785,8 +785,12 @@ ggml_metal_device_t ggml_metal_device_init(void) {
dev->props.op_offload_min_batch_size = getenv("GGML_OP_OFFLOAD_MIN_BATCH") ? atoi(getenv("GGML_OP_OFFLOAD_MIN_BATCH")) : 32;
dev->props.max_buffer_size = dev->mtl_device.maxBufferLength;
dev->props.max_working_set_size = dev->mtl_device.recommendedMaxWorkingSetSize;
dev->props.max_theadgroup_memory_size = dev->mtl_device.maxThreadgroupMemoryLength;
if (@available(macOS 10.12, iOS 16.0, *)) {
dev->props.max_working_set_size = dev->mtl_device.recommendedMaxWorkingSetSize;
} else {
dev->props.max_working_set_size = dev->mtl_device.maxBufferLength;
}
strncpy(dev->props.name, [[dev->mtl_device name] UTF8String], sizeof(dev->props.name) - 1);