leonardchan marked an inline comment as not done.
leonardchan added inline comments.


================
Comment at: compiler-rt/lib/hwasan/hwasan_linux.cpp:430
 
+void Thread::Init(uptr stack_buffer_start, uptr stack_buffer_size) {
+  CHECK_EQ(0, unique_id_);  // try to catch bad stack reuse
----------------
leonardchan wrote:
> mcgrathr wrote:
> > Most of this code can actually be reused for Fuchsia (just not necessarily 
> > in Thread::Init).
> > It's probably better to split it up for reuse rather than just moving the 
> > whole thing to linux-specific.
> So maybe something like the current patch? Then on Fuchsia we could (1) have 
> a custom implementation of `InitStackAndTls`, (2) wrap the call to 
> `Thread::InitStackRingBuffer` in `Thread::Init` with a `#if 
> SANITIZER_FUCHSIA` so it's not called before thread creation, then (2) call 
> `Thread::InitStackRingBuffer` in the `__sanitizer_thread_start_hook` hook.
Sorry. Meant wrapping with a `#if !SANITIZER_FUCHSIA`.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D104248/new/

https://reviews.llvm.org/D104248

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