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mte: add licensing info for code that was copied from scudo

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Dmitry Muhomor 2023-10-29 09:49:22 +02:00
parent 2fe0e3fb73
commit c5ad7ecedc
1 changed files with 3 additions and 0 deletions
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3
arm_mte.h
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@ -18,6 +18,9 @@ static inline void *arm_mte_create_random_tag(void *p, u64 exclusion_mask) {
// //
// Contents of this function were copied from scudo: // Contents of this function were copied from scudo:
// https://android.googlesource.com/platform/external/scudo/+/refs/tags/android-14.0.0_r1/standalone/memtag.h#167 // https://android.googlesource.com/platform/external/scudo/+/refs/tags/android-14.0.0_r1/standalone/memtag.h#167
//
// scudo is licensed under the Apache License v2.0 with LLVM Exceptions, which is compatible with
// the hardened_malloc's MIT license
static inline void arm_mte_store_tags_and_clear(void *tagged_ptr, size_t len) { static inline void arm_mte_store_tags_and_clear(void *tagged_ptr, size_t len) {
uintptr_t Begin = (uintptr_t) tagged_ptr; uintptr_t Begin = (uintptr_t) tagged_ptr;
uintptr_t End = Begin + len; uintptr_t End = Begin + len;