diff options
Diffstat (limited to 'arch/x86/kernel/syscall_64.c')
| -rw-r--r-- | arch/x86/kernel/syscall_64.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/x86/kernel/syscall_64.c b/arch/x86/kernel/syscall_64.c index de87d6008295..5e74f6aa3c0a 100644 --- a/arch/x86/kernel/syscall_64.c +++ b/arch/x86/kernel/syscall_64.c @@ -1,8 +1,11 @@ /* System call table for x86-64. */ #include <linux/linkage.h> +#include <linux/module.h> #include <linux/sys.h> #include <linux/cache.h> +#include <linux/marker.h> +#include <linux/kallsyms.h> #include <asm/asm-offsets.h> #define __NO_STUBS @@ -27,3 +30,18 @@ const sys_call_ptr_t sys_call_table[__NR_syscall_max+1] = { [0 ... __NR_syscall_max] = &sys_ni_syscall, #include <asm/unistd_64.h> }; + +void ltt_dump_sys_call_table(void *call_data) +{ + int i; + char namebuf[KSYM_NAME_LEN]; + + for (i = 0; i < __NR_syscall_max + 1; i++) { + sprint_symbol(namebuf, (unsigned long)sys_call_table[i]); + __trace_mark(0, syscall_state, sys_call_table, + call_data, + "id %d address %p symbol %s", + i, (void*)sys_call_table[i], namebuf); + } +} +EXPORT_SYMBOL_GPL(ltt_dump_sys_call_table); |