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Commit b5c9eb5c authored by Daniel Zheng's avatar Daniel Zheng Committed by Gerrit Code Review
Browse files

Merge "reupload^2: libsnapshot: set thread priority" into main

parents 69833ff0 7b55fbc6

fs_mgr/libsnapshot/snapuserd/user-space-merge/merge_worker.cpp

+7 −3
Original line number Diff line number Diff line
@@ -17,6 +17,8 @@ 
#include <libsnapshot/cow_format.h>

#include <pthread.h>



#include <android-base/properties.h>



#include "merge_worker.h"

#include "snapuserd_core.h"

#include "utility.h"
@@ -179,8 +181,8 @@ bool MergeWorker::MergeReplaceZeroOps() { 
        bufsink_.ResetBufferOffset();



        if (snapuserd_->IsIOTerminated()) {

            SNAP_LOG(ERROR)

                    << "MergeReplaceZeroOps: MergeWorker threads terminated - shutting down merge";

            SNAP_LOG(ERROR) << "MergeReplaceZeroOps: MergeWorker threads terminated - shutting "

                               "down merge";

            return false;

        }

    }
@@ -577,8 +579,10 @@ bool MergeWorker::Run() { 
        SNAP_LOG(ERROR) << "Merge terminated early...";

        return true;

    }

    auto merge_thread_priority = android::base::GetUintProperty<uint32_t>(

            "ro.virtual_ab.merge_thread_priority", ANDROID_PRIORITY_BACKGROUND);



    if (!SetThreadPriority(ANDROID_PRIORITY_BACKGROUND)) {

    if (!SetThreadPriority(merge_thread_priority)) {

        SNAP_PLOG(ERROR) << "Failed to set thread priority";

    }

fs_mgr/libsnapshot/snapuserd/user-space-merge/read_worker.cpp

+6 −1
Original line number Diff line number Diff line
@@ -14,11 +14,14 @@ 
 * limitations under the License.

 */



#include <android-base/properties.h>



#include <libsnapshot/cow_format.h>

#include <pthread.h>



#include "read_worker.h"

#include "snapuserd_core.h"

#include "user-space-merge/worker.h"

#include "utility.h"



namespace android {
@@ -259,8 +262,10 @@ bool ReadWorker::Run() { 
    SNAP_LOG(INFO) << "Processing snapshot I/O requests....";



    pthread_setname_np(pthread_self(), "ReadWorker");

    auto worker_thread_priority = android::base::GetUintProperty<uint32_t>(

            "ro.virtual_ab.worker_thread_priority", ANDROID_PRIORITY_NORMAL);



    if (!SetThreadPriority(ANDROID_PRIORITY_NORMAL)) {

    if (!SetThreadPriority(worker_thread_priority)) {

        SNAP_PLOG(ERROR) << "Failed to set thread priority";

    }