Fix SDR race condition with a coarse lock. Does not address multiaccess DB races. Bug 169296.
Fix SDR race condition with a coarse lock. Does not address multiaccess DB
races. Bug 169296.

thespooler/nss,thespooler/nss,thespooler/nss,thespooler/nss,thespooler/nss,thespooler/nss,thespooler/nss