bpfloader: ignore_on_arch support am: 8d2e7d9ae3 am: 0edf3d92a9 am: de2ff678a2 am: a68c249564 am: 40500bdb7e
Original change: https://android-review.googlesource.com/c/platform/system/bpf/+/2598009
Change-Id: Ie9b21592cea9ee5dbfedd689254b12b8b84a6000
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/libbpf_android/Loader.cpp b/libbpf_android/Loader.cpp
index a8ef1a0..7f6aae1 100644
--- a/libbpf_android/Loader.cpp
+++ b/libbpf_android/Loader.cpp
@@ -31,13 +31,13 @@
#include <sys/wait.h>
#include <unistd.h>
-// This is BpfLoader v0.37
+// This is BpfLoader v0.38
// WARNING: If you ever hit cherrypick conflicts here you're doing it wrong:
// You are NOT allowed to cherrypick bpfloader related patches out of order.
// (indeed: cherrypicking is probably a bad idea and you should merge instead)
// Mainline supports ONLY the published versions of the bpfloader for each Android release.
#define BPFLOADER_VERSION_MAJOR 0u
-#define BPFLOADER_VERSION_MINOR 37u
+#define BPFLOADER_VERSION_MINOR 38u
#define BPFLOADER_VERSION ((BPFLOADER_VERSION_MAJOR << 16) | BPFLOADER_VERSION_MINOR)
#include "BpfSyscallWrappers.h"
@@ -816,6 +816,17 @@
continue;
}
+ if ((isArm() && isKernel32Bit() && md[i].ignore_on_arm32) ||
+ (isArm() && isKernel64Bit() && md[i].ignore_on_aarch64) ||
+ (isX86() && isKernel32Bit() && md[i].ignore_on_x86_32) ||
+ (isX86() && isKernel64Bit() && md[i].ignore_on_x86_64) ||
+ (isRiscV() && md[i].ignore_on_riscv64)) {
+ ALOGI("skipping map %s which is ignored on %s", mapNames[i].c_str(),
+ describeArch());
+ mapFds.push_back(unique_fd());
+ continue;
+ }
+
enum bpf_map_type type = md[i].type;
if (type == BPF_MAP_TYPE_DEVMAP_HASH && !isAtLeastKernelVersion(5, 4, 0)) {
// On Linux Kernels older than 5.4 this map type doesn't exist, but it can kind
@@ -1071,6 +1082,15 @@
continue;
}
+ if ((isArm() && isKernel32Bit() && cs[i].prog_def->ignore_on_arm32) ||
+ (isArm() && isKernel64Bit() && cs[i].prog_def->ignore_on_aarch64) ||
+ (isX86() && isKernel32Bit() && cs[i].prog_def->ignore_on_x86_32) ||
+ (isX86() && isKernel64Bit() && cs[i].prog_def->ignore_on_x86_64) ||
+ (isRiscV() && cs[i].prog_def->ignore_on_riscv64)) {
+ ALOGD("cs[%d].name:%s is ignored on %s", i, name.c_str(), describeArch());
+ continue;
+ }
+
if (unrecognized(pin_subdir)) return -ENOTDIR;
if (specified(selinux_context)) {