Re: [RFC] mm: Allow 64-bit mmap syscalls to access higher addresses.

2020-09-25 Thread Derek Lesho
For some reason, git send-email cut off the first paragprah in my first email, so I'm resending it now: Hello everyone, I am sending this mostly as a discussion starter/curiosity. I would like to be able to use the 48-bit address range while in long mode on an IA32 process. However, these

[RFC] mm: Allow 64-bit mmap syscalls to access higher addresses.

2020-09-25 Thread Derek Lesho
For those curious about my usecase, I'm working on running some windows 64-bit driver code in context of any given process. I accomplish this by mapping some of the fake kernel bits in the target process, and running the code in a dedicated thread. --- mm/mmap.c | 4 ++-- 1 file changed, 2