Increase jemalloc aarch64 page size limit (#5244) (#6831)

#5244


  Pass `JEMALLOC_SYS_WITH_LG_PAGE=16` env to aarch64 cross-compilation to support systems with up to 64-KiB page sizes. This is backwards-compatible for the current (most usual) 4-KiB systems.

common/malloc_utils/src/lib.rs

@@ -29,10 +29,10 @@
     not(target_env = "musl"),
     not(feature = "jemalloc")
 ))]
-mod glibc;
+pub mod glibc;
 
 #[cfg(feature = "jemalloc")]
-mod jemalloc;
+pub mod jemalloc;
 
 pub use interface::*;