On Fri, 06/14 11:48, Stefan Hajnoczi wrote: > From: Paolo Bonzini <pbonz...@redhat.com> > > Fast TLS is not available on some platforms, but it is always nice to > use it. This wrapper implementation falls back to pthread_get/setspecific > on POSIX systems that lack __thread, but uses the dynamic linker's TLS > support on Linux and Windows. > > The user shall call alloc_foo() in every thread that needs to access the > variable---exactly once and before any access. foo is the name of the > variable as passed to DECLARE_TLS and DEFINE_TLS. Then, get_foo() will > return the address of the variable. It is guaranteed to remain the same > across the lifetime of a thread, so you can cache it.
Would tls_alloc_foo() and tls_get_foo() be easier to read and less possible for name conflict? Fam