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Merge "Eliminate memtrack variability in Lost RAM when ION is being used"

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This commit is contained in:
Suren Baghdasaryan
2021-03-08 17:45:01 +00:00
committed by Gerrit Code Review
parent 26c490456d 5630218f93
commit 055977a3c9
1 changed files with 12 additions and 5 deletions
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17
services/core/java/com/android/server/am/ActivityManagerService.java
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@@ -13772,9 +13772,12 @@ public class ActivityManagerService extends IActivityManager.Stub
pw.print(" unmapped + ");
pw.print(stringifyKBSize(ionPool));
pw.println(" pools)");
kernelUsed += ionUnmapped;
// Note: mapped ION memory is not accounted in PSS due to VM_PFNMAP flag being
// set on ION VMAs, therefore consider the entire ION heap as used kernel memory
kernelUsed += ionHeap;
// set on ION VMAs, however it might be included by the memtrack HAL.
// Replace memtrack HAL reported Graphics category with mapped dmabufs
totalPss -= totalMemtrackGraphics;
totalPss += dmabufMapped;
} else {
final long totalExportedDmabuf = Debug.getDmabufTotalExportedKb();
if (totalExportedDmabuf >= 0) {
@@ -14634,17 +14637,21 @@ public class ActivityManagerService extends IActivityManager.Stub
long kernelUsed = memInfo.getKernelUsedSizeKb();
final long ionHeap = Debug.getIonHeapsSizeKb();
final long ionPool = Debug.getIonPoolsSizeKb();
final long dmabufMapped = Debug.getDmabufMappedSizeKb();
if (ionHeap >= 0 && ionPool >= 0) {
final long ionUnmapped = ionHeap - dmabufMapped;
memInfoBuilder.append(" ION: ");
memInfoBuilder.append(stringifyKBSize(ionHeap + ionPool));
memInfoBuilder.append("\n");
kernelUsed += ionUnmapped;
// Note: mapped ION memory is not accounted in PSS due to VM_PFNMAP flag being
// set on ION VMAs, therefore consider the entire ION heap as used kernel memory
kernelUsed += ionHeap;
// set on ION VMAs, however it might be included by the memtrack HAL.
// Replace memtrack HAL reported Graphics category with mapped dmabufs
totalPss -= totalMemtrackGraphics;
totalPss += dmabufMapped;
} else {
final long totalExportedDmabuf = Debug.getDmabufTotalExportedKb();
if (totalExportedDmabuf >= 0) {
final long dmabufMapped = Debug.getDmabufMappedSizeKb();
final long dmabufUnmapped = totalExportedDmabuf - dmabufMapped;
memInfoBuilder.append("DMA-BUF: ");
memInfoBuilder.append(stringifyKBSize(totalExportedDmabuf));