Commit e16b27816462de700f9508d86954410c41105dc2 (ptrace: compat_ptrace_request siginfo) causes the following build error with CONFIG_COMPAT=y on mips: <-- snip --> ... LD .tmp_vmlinux1 kernel/built-in.o: In function `$L181': ptrace.c:(.text+0x1d380): undefined reference to `copy_siginfo_from_user32' ptrace.c:(.text+0x1d380): relocation truncated to fit: R_MIPS_26 against `copy_siginfo_from_user32' make[1]: *** [.tmp_vmlinux1] Error 1 <-- snip --> cu Adrian -- "Is there not promise of rain?" Ling Tan asked suddenly out of the darkness. There had been need of rain for many days. "Only a promise," Lao Er said. Pearl S. Buck - Dragon Seed