On Tue, Jul 13, 2021 at 05:41:33PM +0200, Christian Borntraeger wrote: > On 13.07.21 16:57, Heiko Carstens wrote: > [..] > > +#define HYPERCALL_FMT_0 > > +#define HYPERCALL_FMT_1 , "0" (r2) > > +#define HYPERCALL_FMT_2 , "d" (r3) HYPERCALL_FMT_1 > > +#define HYPERCALL_FMT_3 , "d" (r4) HYPERCALL_FMT_2 > > +#define HYPERCALL_FMT_4 , "d" (r5) HYPERCALL_FMT_3 > > +#define HYPERCALL_FMT_5 , "d" (r6) HYPERCALL_FMT_4 > > +#define HYPERCALL_FMT_6 , "d" (r7) HYPERCALL_FMT_5 > > This will result in reverse order. > old: > "d" (__nr), "0" (__p1), "d" (__p2), "d" (__p3), "d" (__p4), "d" (__p5), "d" (__p6) > new: > "d"(__nr), "d"(r7), "d"(r6), "d"(r5), "d"(r4), "d"(r3), "0"(r2) > > As we do not reference the variable in the asm this should not matter, > I just noticed it when comparing the result of the preprocessed files. > > Assuming that we do not care this looks good. Yes, it does not matter. Please let me know if should change it anyway.