diff options
Diffstat (limited to 'include/trace/trace_events.h')
-rw-r--r-- | include/trace/trace_events.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/include/trace/trace_events.h b/include/trace/trace_events.h index 8268bf747d6f..08810a463880 100644 --- a/include/trace/trace_events.h +++ b/include/trace/trace_events.h @@ -102,6 +102,9 @@ TRACE_MAKE_SYSTEM_STR(); #undef __string #define __string(item, src) __dynamic_array(char, item, -1) +#undef __string_len +#define __string_len(item, src, len) __dynamic_array(char, item, -1) + #undef __bitmask #define __bitmask(item, nr_bits) __dynamic_array(char, item, -1) @@ -197,6 +200,9 @@ TRACE_MAKE_SYSTEM_STR(); #undef __string #define __string(item, src) __dynamic_array(char, item, -1) +#undef __string_len +#define __string_len(item, src, len) __dynamic_array(char, item, -1) + #undef __bitmask #define __bitmask(item, nr_bits) __dynamic_array(unsigned long, item, -1) @@ -358,6 +364,21 @@ TRACE_MAKE_SYSTEM_STR(); trace_print_hex_dump_seq(p, prefix_str, prefix_type, \ rowsize, groupsize, buf, len, ascii) +#undef __print_ns_to_secs +#define __print_ns_to_secs(value) \ + ({ \ + u64 ____val = (u64)(value); \ + do_div(____val, NSEC_PER_SEC); \ + ____val; \ + }) + +#undef __print_ns_without_secs +#define __print_ns_without_secs(value) \ + ({ \ + u64 ____val = (u64)(value); \ + (u32) do_div(____val, NSEC_PER_SEC); \ + }) + #undef DECLARE_EVENT_CLASS #define DECLARE_EVENT_CLASS(call, proto, args, tstruct, assign, print) \ static notrace enum print_line_t \ @@ -444,6 +465,9 @@ static struct trace_event_functions trace_event_type_funcs_##call = { \ #undef __string #define __string(item, src) __dynamic_array(char, item, -1) +#undef __string_len +#define __string_len(item, src, len) __dynamic_array(char, item, -1) + #undef __bitmask #define __bitmask(item, nr_bits) __dynamic_array(unsigned long, item, -1) @@ -492,6 +516,9 @@ static struct trace_event_fields trace_event_fields_##call[] = { \ #define __string(item, src) __dynamic_array(char, item, \ strlen((src) ? (const char *)(src) : "(null)") + 1) +#undef __string_len +#define __string_len(item, src, len) __dynamic_array(char, item, (len) + 1) + /* * __bitmask_size_in_bytes_raw is the number of bytes needed to hold * num_possible_cpus(). @@ -655,10 +682,20 @@ static inline notrace int trace_event_get_offsets_##call( \ #undef __string #define __string(item, src) __dynamic_array(char, item, -1) +#undef __string_len +#define __string_len(item, src, len) __dynamic_array(char, item, -1) + #undef __assign_str #define __assign_str(dst, src) \ strcpy(__get_str(dst), (src) ? (const char *)(src) : "(null)"); +#undef __assign_str_len +#define __assign_str_len(dst, src, len) \ + do { \ + memcpy(__get_str(dst), (src), (len)); \ + __get_str(dst)[len] = '\0'; \ + } while(0) + #undef __bitmask #define __bitmask(item, nr_bits) __dynamic_array(unsigned long, item, -1) @@ -736,6 +773,16 @@ static inline void ftrace_test_probe_##call(void) \ #undef __print_array #undef __print_hex_dump +/* + * The below is not executed in the kernel. It is only what is + * displayed in the print format for userspace to parse. + */ +#undef __print_ns_to_secs +#define __print_ns_to_secs(val) (val) / 1000000000UL + +#undef __print_ns_without_secs +#define __print_ns_without_secs(val) (val) % 1000000000UL + #undef TP_printk #define TP_printk(fmt, args...) "\"" fmt "\", " __stringify(args) |