Fix read locks on read-only file systems (#1857)
Fix read locks on read-only file systems (#1857)


skosukhin/spack,matthiasdiener/spack,EmreAtes/spack,lgarren/spack,iulian787/spack,LLNL/spack,krafczyk/spack,tmerrick1/spack,EmreAtes/spack,matthiasdiener/spack,TheTimmy/spack,matthiasdiener/spack,iulian787/spack,krafczyk/spack,tmerrick1/spack,skosukhin/spack,matthiasdiener/spack,skosukhin/spack,mfherbst/spack,krafczyk/spack,lgarren/spack,EmreAtes/spack,skosukhin/spack,mfherbst/spack,mfherbst/spack,mfherbst/spack,lgarren/spack,skosukhin/spack,TheTimmy/spack,LLNL/spack,TheTimmy/spack,lgarren/spack,iulian787/spack,tmerrick1/spack,lgarren/spack,TheTimmy/spack,mfherbst/spack,tmerrick1/spack,LLNL/spack,krafczyk/spack,matthiasdiener/spack,EmreAtes/spack,tmerrick1/spack,EmreAtes/spack,LLNL/spack,krafczyk/spack,iulian787/spack,TheTimmy/spack,LLNL/spack,iulian787/spack