Messages in this thread | | | From | Meelis Roos <> | Subject | 32-bit poweroc compile failure in v4.19-rc7-166-g7ec21823634d | Date | Sat, 13 Oct 2018 23:38:39 +0300 |
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I tried to test the fix to 32-bit poweroc boot hang but found that current git does not compile on 32bit poweroc at all for me:
CC arch/powerpc/kernel/ptrace.o In file included from ./include/linux/bitmap.h:9, from ./include/linux/cpumask.h:12, from ./include/linux/rcupdate.h:44, from ./include/linux/rculist.h:11, from ./include/linux/pid.h:5, from ./include/linux/sched.h:14, from arch/powerpc/kernel/ptrace.c:19: In function ‘memcpy’, inlined from ‘user_regset_copyin’ at ./include/linux/regset.h:295:4, inlined from ‘vr_set’ at arch/powerpc/kernel/ptrace.c:619:9: ./include/linux/string.h:345:9: error: ‘__builtin_memcpy’ offset [-527, -529] is out of the bounds [0, 16] of object ‘vrsave’ with type ‘union <anonymous>’ [-Werror=array-bounds] return __builtin_memcpy(p, q, size); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/powerpc/kernel/ptrace.c: In function ‘vr_set’: arch/powerpc/kernel/ptrace.c:614:5: note: ‘vrsave’ declared here } vrsave; ^~~~~~ In file included from ./include/linux/bitmap.h:9, from ./include/linux/cpumask.h:12, from ./include/linux/rcupdate.h:44, from ./include/linux/rculist.h:11, from ./include/linux/pid.h:5, from ./include/linux/sched.h:14, from arch/powerpc/kernel/ptrace.c:19: In function ‘memcpy’, inlined from ‘user_regset_copyout’ at ./include/linux/regset.h:270:4, inlined from ‘vr_get’ at arch/powerpc/kernel/ptrace.c:572:9: ./include/linux/string.h:345:9: error: ‘__builtin_memcpy’ offset [-527, -529] is out of the bounds [0, 16] of object ‘vrsave’ with type ‘union <anonymous>’ [-Werror=array-bounds] return __builtin_memcpy(p, q, size); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/powerpc/kernel/ptrace.c: In function ‘vr_get’: arch/powerpc/kernel/ptrace.c:567:5: note: ‘vrsave’ declared here } vrsave; ^~~~~~ cc1: all warnings being treated as errors make[1]: *** [scripts/Makefile.build:306: arch/powerpc/kernel/ptrace.o] Error 1 make: *** [Makefile:1052: arch/powerpc/kernel] Error 2
-- Meelis Roos <mroos@linux.ee>
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