Re: [PATCH] x86/entry: Improve system call entry comments
From: H. Peter Anvin
Date: Tue Mar 08 2016 - 13:48:39 EST
On 03/08/16 10:45, Andy Lutomirski wrote:
> s/modern/most, perhaps?
> I'm hoping that some day Bionic goes away and gets replaced by musl.
> Of course, musl doesn't always use fast syscalls because it needs a
> vdso facility that doesn't currently exist. I'll deal with that
You don't actually need actual DSO support to support fast system calls
on i386. Even klibc uses them now, and the additional code to support
it is trivial.