#9706: New block-structured heap organization for 64-bit -------------------------------------+------------------------------------- Reporter: ezyang | Owner: simonmar Type: task | Status: new Priority: normal | Milestone: Component: Runtime | Version: 7.8.3 System | Keywords: Resolution: | Architecture: Unknown/Multiple Operating System: | Difficulty: Unknown Unknown/Multiple | Blocked By: Type of failure: | Related Tickets: None/Unknown | Test Case: | Blocking: | Differential Revisions: | -------------------------------------+------------------------------------- Comment (by rwbarton): Replying to [comment:9 rwbarton]:
Not sure why that is, exactly.
Oh, I guess there ''are'' no page table mappings until we access the memory, causing a segmentation fault which the kernel handles by consulting the process's memory map table and allocating a new page with corresponding a page table mapping. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/9706#comment:10 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler