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Synchronize on_ring_buffer_data_callback and writeRingbufferFiles am: 25b3a6f0a4 am: 7a67f397d9

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Change-Id: I8db3dc7107f87860f4f5a6c344c50fb60427f0e4
This commit is contained in:
Veerendranath Jakkam
2020-04-16 23:03:10 +00:00
committed by Automerger Merge Worker
parent 7de8edef1d 7a67f397d9
commit c7c9ccff1a
2 changed files with 35 additions and 24 deletions
Download Patch File Download Diff File Expand all files Collapse all files

57
wifi/1.4/default/wifi_chip.cpp
View File

@@ -1314,13 +1314,18 @@ WifiStatus WifiChip::registerDebugRingBufferCallback() {
LOG(ERROR) << "Error converting ring buffer status";
return;
}
const auto& target = shared_ptr_this->ringbuffer_map_.find(name);
if (target != shared_ptr_this->ringbuffer_map_.end()) {
Ringbuffer& cur_buffer = target->second;
cur_buffer.append(data);
} else {
LOG(ERROR) << "Ringname " << name << " not found";
return;
{
std::unique_lock<std::mutex> lk(shared_ptr_this->lock_t);
const auto& target =
shared_ptr_this->ringbuffer_map_.find(name);
if (target != shared_ptr_this->ringbuffer_map_.end()) {
Ringbuffer& cur_buffer = target->second;
cur_buffer.append(data);
} else {
LOG(ERROR) << "Ringname " << name << " not found";
return;
}
// unlock
}
};
legacy_hal::wifi_error legacy_status =
@@ -1595,25 +1600,29 @@ bool WifiChip::writeRingbufferFilesInternal() {
return false;
}
// write ringbuffers to file
for (const auto& item : ringbuffer_map_) {
const Ringbuffer& cur_buffer = item.second;
if (cur_buffer.getData().empty()) {
continue;
}
const std::string file_path_raw =
kTombstoneFolderPath + item.first + "XXXXXXXXXX";
const int dump_fd = mkstemp(makeCharVec(file_path_raw).data());
if (dump_fd == -1) {
PLOG(ERROR) << "create file failed";
return false;
}
unique_fd file_auto_closer(dump_fd);
for (const auto& cur_block : cur_buffer.getData()) {
if (write(dump_fd, cur_block.data(),
sizeof(cur_block[0]) * cur_block.size()) == -1) {
PLOG(ERROR) << "Error writing to file";
{
std::unique_lock<std::mutex> lk(lock_t);
for (const auto& item : ringbuffer_map_) {
const Ringbuffer& cur_buffer = item.second;
if (cur_buffer.getData().empty()) {
continue;
}
const std::string file_path_raw =
kTombstoneFolderPath + item.first + "XXXXXXXXXX";
const int dump_fd = mkstemp(makeCharVec(file_path_raw).data());
if (dump_fd == -1) {
PLOG(ERROR) << "create file failed";
return false;
}
unique_fd file_auto_closer(dump_fd);
for (const auto& cur_block : cur_buffer.getData()) {
if (write(dump_fd, cur_block.data(),
sizeof(cur_block[0]) * cur_block.size()) == -1) {
PLOG(ERROR) << "Error writing to file";
}
}
}
// unlock
}
return true;
}

2
wifi/1.4/default/wifi_chip.h
View File

@@ -19,6 +19,7 @@
#include <list>
#include <map>
#include <mutex>
#include <android-base/macros.h>
#include <android/hardware/wifi/1.4/IWifiChip.h>
@@ -272,6 +273,7 @@ class WifiChip : public V1_4::IWifiChip {
bool is_valid_;
// Members pertaining to chip configuration.
uint32_t current_mode_id_;
std::mutex lock_t;
std::vector<IWifiChip::ChipMode> modes_;
// The legacy ring buffer callback API has only a global callback
// registration mechanism. Use this to check if we have already