Hi Aaron,

On Thu, 2025-01-23 at 21:13 -0500, Aaron Merey wrote:
> > > If performance suffers too much from serializing all accesses to Dwarf
> > > objects, we could instead consider using an rwlock with a custom wrapper
> > > that implements recursive locking.
> > 
> > We could also use multiple locks for different parts of the
> > Dwarf. Like we already do for the trees.
> > 
> > Currently the lock is shared for accessing the
> > __libdw_intern_next_unit and the alt_dwarf.
> 
> Yes but for now I'd prefer to keep the lock logic as simple as possible
> and address lock performance issues when necessary.  This should make it
> easier to achieve full thread-safety.
> 

OK, but we should clearly document what field/function a lock
"protects". So please add a comment to the field/function to make clear
it shouldn't be accessed/called without holding the lock (and maybe to
the lock saying which fields/functions it covers).

Thanks,

Mark

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