Re: [RFC] x86-64: Add vsyscall=emulate|native|none option

From: Linus Torvalds
Date: Tue Aug 09 2011 - 15:55:23 EST

On Tue, Aug 9, 2011 at 9:47 AM, Andy Lutomirski <luto@xxxxxxx> wrote:
> vsyscall=native makes vsyscalls as fast as syscalls and makes pin
> and DynamoRIO work.  vsyscall=emulate (default) preserves current
> behavior, and vsyscall=none is good for paranoid people who don't
> need their boxes to work reliably.

I think at this stage we should do this, but additionally just change
the default to 'native', avoiding the incompatibilities.

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at
Please read the FAQ at