tree b7971a8c3098bc4e60f66b64020a0f226beb1694
parent a64a5d112e2b46526d5e9d6300fdeb3e4c004c0e
author Vitaly Buka <vitalybuka@google.com> 1622192924 -0700
committer Copybara-Service <copybara-worker@google.com> 1623893079 -0700

[scudo] Always exclude Tag 0

prepareTaggedChunk uses Tag 0 for header.

Android already PR_MTE_TAG_MASK to 0xfffe,
but with the patch we will not need to deppend
on the system configuration.

Reviewed By: pcc

Differential Revision: https://reviews.llvm.org/D103134

GitOrigin-RevId: ba04c7c128b1214edf8888b129f9e841852a629b