On Sat, Jun 29, 2019 at 06:12:49PM +0200, Kamil Rytarowski wrote: > NetBSD does not implement PTHREAD_STACK_MIN as this is an optional part > of POSIX, however it implements sysconf(_SC_THREAD_STACK_MIN). > > I think that this is inconsistent we we should pick one of the following > paths: > > 1. Define PTHREAD_STACK_MIN as sysconf(_SC_THREAD_STACK_MIN). > > 2. Drop _SC_THREAD_STACK_MIN from sysconf(3). > > Independently we could tune SC_THREAD_STACK_MIN to return something > larger than PAGE_SIZE if we find it needed. There were debates that a > single page might not be sufficient. > > There is also a similar constant MINSIGSTKSZ (8192 bytes).
Neither option makes sense. PTHREAD_STACK_MIN is supposed to be ICE and that can't work reasonable on platforms with dynamic page size. _SC_THREAD_STACK_MIN is a perfectly reasonable mechanism to get a reasonable limit at run time. In short: this is fine, nothing to change. Joerg
