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Commit 1bcb6349 authored by Suren Baghdasaryan's avatar Suren Baghdasaryan Committed by Gerrit Code Review
Browse files

Merge changes from topic "re-revert move sched_policy functions" 

* changes:
  DO NOT MERGE: Revert "Revert "Add dependencies on libprocessgroup for sched_policy users""
  DO NOT MERGE: Revert "Revert "libcutils: Move sched_policy functions into libprocessgroup""
  DO NOT MERGE: Revert "Revert "Add libprocessgroup into VNDK""
parents cdd0aaa3 94910783

healthd/Android.mk

+1 −0
Original line number Diff line number Diff line
@@ -109,6 +109,7 @@ CHARGER_STATIC_LIBRARIES := \ 
    libbase \

    libutils \

    libcutils \

    libprocessgroup \

    liblog \

    libm \

    libc \

libcutils/Android.bp

+5 −2
Original line number Diff line number Diff line
@@ -66,7 +66,6 @@ cc_library { 
        "load_file.cpp",

        "native_handle.cpp",

        "record_stream.cpp",

        "sched_policy.cpp",

        "sockets.cpp",

        "strdup16to8.cpp",

        "strdup8to16.cpp",
@@ -178,8 +177,12 @@ cc_library { 
        "libbase_headers",

        "libcutils_headers",

        "libutils_headers",

        "libprocessgroup_headers",

    ],

    export_header_lib_headers: [

        "libcutils_headers",

        "libprocessgroup_headers",

    ],

    export_header_lib_headers: ["libcutils_headers"],

    local_include_dirs: ["include"],



    cflags: [

libcutils/include/cutils/sched_policy.h

+3 −60
Original line number Diff line number Diff line
@@ -17,67 +17,10 @@ 
#ifndef __CUTILS_SCHED_POLICY_H

#define __CUTILS_SCHED_POLICY_H



#include <stdbool.h>



#ifdef __cplusplus

extern "C" {

#endif



/*

 * Check if Linux kernel enables CPUSETS feature.

 *

 * Return value: 1 if Linux kernel CONFIG_CPUSETS=y; 0 otherwise.

 */

extern bool cpusets_enabled();



/*

 * Check if Linux kernel enables SCHEDTUNE feature (only available in Android

 * common kernel or Linaro LSK, not in mainline Linux as of v4.9)

 *

 * Return value: 1 if Linux kernel CONFIG_CGROUP_SCHEDTUNE=y; 0 otherwise.

 */

extern bool schedboost_enabled();



/* Keep in sync with THREAD_GROUP_* in frameworks/base/core/java/android/os/Process.java */

typedef enum {

    SP_DEFAULT = -1,

    SP_BACKGROUND = 0,

    SP_FOREGROUND = 1,

    SP_SYSTEM = 2,  // can't be used with set_sched_policy()

    SP_AUDIO_APP = 3,

    SP_AUDIO_SYS = 4,

    SP_TOP_APP = 5,

    SP_RT_APP = 6,

    SP_RESTRICTED = 7,

    SP_CNT,

    SP_MAX = SP_CNT - 1,

    SP_SYSTEM_DEFAULT = SP_FOREGROUND,

} SchedPolicy;



extern int set_cpuset_policy(int tid, SchedPolicy policy);



/* Assign thread tid to the cgroup associated with the specified policy.

 * If the thread is a thread group leader, that is it's gettid() == getpid(),

 * then the other threads in the same thread group are _not_ affected.

 * On platforms which support gettid(), zero tid means current thread.

 * Return value: 0 for success, or -errno for error.

 */

extern int set_sched_policy(int tid, SchedPolicy policy);



/* Return the policy associated with the cgroup of thread tid via policy pointer.

 * On platforms which support gettid(), zero tid means current thread.

 * Return value: 0 for success, or -1 for error and set errno.

 */

extern int get_sched_policy(int tid, SchedPolicy *policy);



/* Return a displayable string corresponding to policy.

 * Return value: non-NULL NUL-terminated name of unspecified length;

 * the caller is responsible for displaying the useful part of the string.

 * For backwards compatibility only

 * New users should include processgroup/sched_policy.h directly

 */

extern const char *get_sched_policy_name(SchedPolicy policy);



#ifdef __cplusplus

}

#endif

#include <processgroup/sched_policy.h>



#endif /* __CUTILS_SCHED_POLICY_H */

libcutils/tests/Android.bp

+1 −0
Original line number Diff line number Diff line
@@ -59,6 +59,7 @@ test_libraries = [ 
    "libcutils",

    "liblog",

    "libbase",

    "libprocessgroup",

]



cc_test {

libprocessgroup/Android.bp

+37 −2
Original line number Diff line number Diff line 
cc_library_headers {

    name: "libprocessgroup_headers",

    vendor_available: true,

    recovery_available: true,

    host_supported: true,

    export_include_dirs: ["include"],

    target: {

        linux_bionic: {

            enabled: true,

        },

        windows: {

            enabled: true,

        },

    },

}



cc_library {

    srcs: ["processgroup.cpp"],

    srcs: [

        "processgroup.cpp",

        "sched_policy.cpp",

    ],

    name: "libprocessgroup",

    host_supported: true,

    recovery_available: true,

    shared_libs: ["libbase"],

    vendor_available: true,

    vndk: {

        enabled: true,

        support_system_process: true,

    },

    shared_libs: [

        "libbase",

        "liblog",

    ],

    // for cutils/android_filesystem_config.h

    header_libs: [

        "libcutils_headers",

        "libprocessgroup_headers",

    ],

    export_include_dirs: ["include"],

    export_header_lib_headers: [

        "libprocessgroup_headers",

    ],

    cflags: [

        "-Wall",

        "-Werror",