diff options
Diffstat (limited to 'arch/um')
| -rw-r--r-- | arch/um/kernel/ptrace.c | 5 | ||||
| -rw-r--r-- | arch/um/os-Linux/user_syms.c | 5 |
2 files changed, 9 insertions, 1 deletions
diff --git a/arch/um/kernel/ptrace.c b/arch/um/kernel/ptrace.c index 15e8b7c..8e3d69e 100644 --- a/arch/um/kernel/ptrace.c +++ b/arch/um/kernel/ptrace.c @@ -64,6 +64,11 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) ret = poke_user(child, addr, data); break; + case PTRACE_SYSEMU: + case PTRACE_SYSEMU_SINGLESTEP: + ret = -EIO; + break; + /* continue and stop at next (return from) syscall */ case PTRACE_SYSCALL: /* restart after signal. */ diff --git a/arch/um/os-Linux/user_syms.c b/arch/um/os-Linux/user_syms.c index 74f49bb..89b48a1 100644 --- a/arch/um/os-Linux/user_syms.c +++ b/arch/um/os-Linux/user_syms.c @@ -14,7 +14,6 @@ #undef memset extern size_t strlen(const char *); -extern void *memcpy(void *, const void *, size_t); extern void *memmove(void *, const void *, size_t); extern void *memset(void *, int, size_t); extern int printf(const char *, ...); @@ -24,7 +23,11 @@ extern int printf(const char *, ...); EXPORT_SYMBOL(strstr); #endif +#ifndef __x86_64__ +extern void *memcpy(void *, const void *, size_t); EXPORT_SYMBOL(memcpy); +#endif + EXPORT_SYMBOL(memmove); EXPORT_SYMBOL(memset); EXPORT_SYMBOL(printf); |