Nick Piggin <npiggin@xxxxxxx> wrote: > It is safe. Synchronization requirements for using the radix tree API > are documented. I presume you mean the big comment on it in radix-tree.h. According to that, it is not safe: * - any function _modifying_ the tree or tags (inserting or deleting * items, setting or clearing tags) must exclude other modifications, and * exclude any functions reading the tree. David -- Linux-cachefs mailing list Linux-cachefs@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/linux-cachefs