On Fri, May 17, 2019 at 8:01 AM Laura Abbott <labbott@xxxxxxxxxx> wrote: > > On 4/22/19 8:49 PM, Masahiro Yamada wrote: > > This prepares to move CONFIG_OPTIMIZE_INLINING from x86 to a common > > place. We need to eliminate potential issues beforehand. > > > > If it is enabled for s390, the following error is reported: > > > > In file included from arch/s390/crypto/des_s390.c:19: > > ./arch/s390/include/asm/cpacf.h: In function 'cpacf_query': > > ./arch/s390/include/asm/cpacf.h:170:2: warning: asm operand 3 probably doesn't match constraints > > asm volatile( > > ^~~ > > ./arch/s390/include/asm/cpacf.h:170:2: error: impossible constraint in 'asm' > > > > This also seems to still be broken, again with gcc 9.1.1 > > BUILDSTDERR: In file included from arch/s390/crypto/prng.c:29: > BUILDSTDERR: ./arch/s390/include/asm/cpacf.h: In function 'cpacf_query_func': > BUILDSTDERR: ./arch/s390/include/asm/cpacf.h:170:2: warning: asm operand 3 probably doesn't match constraints > BUILDSTDERR: 170 | asm volatile( > BUILDSTDERR: | ^~~ > BUILDSTDERR: ./arch/s390/include/asm/cpacf.h:170:2: error: impossible constraint in 'asm' > > I realized we're still carrying a patch to add -fno-section-anchors > but it's a similar failure to powerpc. Christophe had already pointed out potential issues for "i" constraint, and I have fixups in hand: See https://lkml.org/lkml/2019/5/3/459 My plan was to send it after all of my base patches were merged. This s390 cparf.h is included in the TODO list. Will fix soon. Thanks. -- Best Regards Masahiro Yamada
