On Mon, Oct 1, 2018 at 12:28 PM Borislav Petkov <b...@alien8.de> wrote: > > On Fri, Sep 28, 2018 at 10:33:05AM +0200, Uros Bizjak wrote: > > Remove open-coded uses of set instructions to use CC_SET()/CC_OUT() > > for __cmpxchg_double. > > > > Signed-off-by: Uros Bizjak <ubiz...@gmail.com> > > --- > > arch/x86/include/asm/cmpxchg.h | 10 ++++++---- > > 1 file changed, 6 insertions(+), 4 deletions(-) > > > > diff --git a/arch/x86/include/asm/cmpxchg.h b/arch/x86/include/asm/cmpxchg.h > > index a55d79b233d3..bfb85e5844ab 100644 > > --- a/arch/x86/include/asm/cmpxchg.h > > +++ b/arch/x86/include/asm/cmpxchg.h > > @@ -242,10 +242,12 @@ extern void __add_wrong_size(void) > > BUILD_BUG_ON(sizeof(*(p2)) != sizeof(long)); \ > > VM_BUG_ON((unsigned long)(p1) % (2 * sizeof(long))); \ > > VM_BUG_ON((unsigned long)((p1) + 1) != (unsigned long)(p2)); \ > > - asm volatile(pfx "cmpxchg%c4b %2; sete %0" \ > > - : "=a" (__ret), "+d" (__old2), \ > > - "+m" (*(p1)), "+m" (*(p2)) \ > > - : "i" (2 * sizeof(long)), "a" (__old1), \ > > + asm volatile(pfx "cmpxchg%c5b %1" \ > > + CC_SET(e) \ > > + : CC_OUT(e) (__ret), \ > > + "+m" (*(p1)), "+m" (*(p2)), \ > > + "+a" (__old1), "+d" (__old2) \ > > + : "i" (2 * sizeof(long)), \ > > To quote checkpatch:
Looks like gmail forward mangled whitespace. The original, archived at Patchwork [1] passes checkpatch without problems. [1] https://mail.google.com/mail/u/0/#inbox/LXphbRLrghxkrJptDWnbbJcrVBkBsRQgcnbtRLjbGSq Uros.
