On Mon, Aug 29, 2022 at 11:22:09AM +0530, Sathvika Vasireddy wrote: > Powerpc instructions must be word-aligned. Currently, > there is an alignment of 16 bytes (by default), and it is > much more than what is required for powerpc (4 bytes). > > The default expansion of __ALIGN() macro is: > #define __ALIGN .align 4,0x90 > > Since Powerpc Linux does not require a 16 byte alignment, > override __ALIGN() and __ALIGN_STR() macros to use required > 4 byte alignment. > > Signed-off-by: Sathvika Vasireddy <s...@linux.ibm.com> > --- > arch/powerpc/include/asm/linkage.h | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/arch/powerpc/include/asm/linkage.h > b/arch/powerpc/include/asm/linkage.h > index b71b9582e754..8df88fe61438 100644 > --- a/arch/powerpc/include/asm/linkage.h > +++ b/arch/powerpc/include/asm/linkage.h > @@ -2,8 +2,12 @@ > #ifndef _ASM_POWERPC_LINKAGE_H > #define _ASM_POWERPC_LINKAGE_H > > +#include <linux/stringify.h> > #include <asm/types.h> > > +#define __ALIGN .align 2 > +#define __ALIGN_STR __stringify(__ALIGN)
Related thread: https://lkml.kernel.org/r/yxxjswk9qjhcg...@hirez.programming.kicks-ass.net
