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Merge "Subscribe ActivityManagerService to receive lmkd kill notifications"

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am: 016131513f

Change-Id: Iaa7fba50ae143562c7e6c432b8e6ad9f5ab44a4f
This commit is contained in:
Suren Baghdasaryan
2019-12-23 15:27:07 -08:00
committed by android-build-merger
parent b88261b982 016131513f
commit 55de7e2438
1 changed files with 14 additions and 2 deletions
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16
services/core/java/com/android/server/am/ProcessList.java
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@@ -246,20 +246,27 @@ public final class ProcessList {
"persist.device_config.runtime_native.use_app_image_startup_cache"; "persist.device_config.runtime_native.use_app_image_startup_cache";
// Low Memory Killer Daemon command codes. // Low Memory Killer Daemon command codes.
// These must be kept in sync with the definitions in lmkd.c // These must be kept in sync with lmk_cmd definitions in lmkd.h
// //
// LMK_TARGET <minfree> <minkillprio> ... (up to 6 pairs) // LMK_TARGET <minfree> <minkillprio> ... (up to 6 pairs)
// LMK_PROCPRIO <pid> <uid> <prio> // LMK_PROCPRIO <pid> <uid> <prio>
// LMK_PROCREMOVE <pid> // LMK_PROCREMOVE <pid>
// LMK_PROCPURGE // LMK_PROCPURGE
// LMK_GETKILLCNT // LMK_GETKILLCNT
// LMK_SUBSCRIBE
// LMK_PROCKILL // LMK_PROCKILL
static final byte LMK_TARGET = 0; static final byte LMK_TARGET = 0;
static final byte LMK_PROCPRIO = 1; static final byte LMK_PROCPRIO = 1;
static final byte LMK_PROCREMOVE = 2; static final byte LMK_PROCREMOVE = 2;
static final byte LMK_PROCPURGE = 3; static final byte LMK_PROCPURGE = 3;
static final byte LMK_GETKILLCNT = 4; static final byte LMK_GETKILLCNT = 4;
static final byte LMK_PROCKILL = 5; // Note: this is an unsolicated command static final byte LMK_SUBSCRIBE = 5;
static final byte LMK_PROCKILL = 6; // Note: this is an unsolicated command
// Low Memory Killer Daemon command codes.
// These must be kept in sync with async_event_type definitions in lmkd.h
//
static final int LMK_ASYNC_EVENT_KILL = 0;
// lmkd reconnect delay in msecs // lmkd reconnect delay in msecs
private static final long LMKD_RECONNECT_DELAY_MS = 1000; private static final long LMKD_RECONNECT_DELAY_MS = 1000;
@@ -1308,6 +1315,11 @@ public final class ProcessList {
} }
ostream.write(buf.array(), 0, buf.position()); ostream.write(buf.array(), 0, buf.position());
} }
// Subscribe for kill event notifications
buf = ByteBuffer.allocate(4 * 2);
buf.putInt(LMK_SUBSCRIBE);
buf.putInt(LMK_ASYNC_EVENT_KILL);
ostream.write(buf.array(), 0, buf.position());
} catch (IOException ex) { } catch (IOException ex) {
return false; return false;
} }