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Code Issues Releases Wiki Activity

fix retry

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This commit is contained in:
J. Nick Koston
2025-09-28 18:53:31 -05:00
parent a37cd67bc3
commit f2ee0195de
1 changed files with 4 additions and 3 deletions
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7
esphome/components/usb_host/usb_host_client.cpp
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@@ -382,9 +382,10 @@ TransferRequest *USBClient::get_trq_() {
trq->transfer->device_handle = this->device_handle_;
return trq;
}
// Another thread claimed this slot, retry with updated mask
// Don't increment i - retry the same slot with the updated mask
mask = expected;
// CAS failed - another thread modified the bitmask
// Restart search from the beginning with the updated mask
mask = this->trq_in_use_.load(std::memory_order_relaxed);
i = 0;
}
ESP_LOGE(TAG, "All %d transfer slots in use", MAX_REQUESTS);