Re: [PATCH] Revert "x86/uaccess: Add stack frame output operand in get_user() inline asm"

From: Josh Poimboeuf
Date: Thu Jul 13 2017 - 17:52:22 EST

Next message: Nitin Gupta: "[PATCH 1/3] sparc64: Support huge PUD case in get_user_pages"
Previous message: Benjamin Herrenschmidt: "Re: [PATCH] powerpc/time: use get_tb instead of get_vtb in running_clock"
In reply to: Matthias Kaehlcke: "Re: [PATCH] Revert "x86/uaccess: Add stack frame output operand in get_user() inline asm""
Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]

On Thu, Jul 13, 2017 at 02:43:26PM -0700, Matthias Kaehlcke wrote:
> > >> AFAIR clang works much better with global named registers.

Is that a bug or a feature?

--
Josh

Next message: Nitin Gupta: "[PATCH 1/3] sparc64: Support huge PUD case in get_user_pages"
Previous message: Benjamin Herrenschmidt: "Re: [PATCH] powerpc/time: use get_tb instead of get_vtb in running_clock"
In reply to: Matthias Kaehlcke: "Re: [PATCH] Revert "x86/uaccess: Add stack frame output operand in get_user() inline asm""
Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]