Fix a "thread.arena" mallctl bug.

When setting a new arena association for the calling thread, also update
the tcache's cached arena pointer, primarily so that
tcache_alloc_small_hard() uses the intended arena.
1 file changed
tree: 5414226bed255b5c4d571d65c4ca7757ed27a5e6
  1. jemalloc/
  2. .gitignore