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Merge branch 'perf/urgent' into perf/core to pick up fixes before pulling new changes

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Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Ingo Molnar
2015-09-23 09:42:11 +02:00
parent 96f3eda67f d0d0313c2a
commit b5727270ec
2 changed files with 24 additions and 4 deletions
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23
tools/lib/traceevent/event-parse.c
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@@ -3847,7 +3847,7 @@ static void print_str_arg(struct trace_seq *s, void *data, int size,
struct format_field *field;
struct printk_map *printk;
long long val, fval;
unsigned long addr;
unsigned long long addr;
char *str;
unsigned char *hex;
int print;
@@ -3880,13 +3880,30 @@ static void print_str_arg(struct trace_seq *s, void *data, int size,
*/
if (!(field->flags & FIELD_IS_ARRAY) &&
field->size == pevent->long_size) {
addr = *(unsigned long *)(data + field->offset);
/* Handle heterogeneous recording and processing
* architectures
*
* CASE I:
* Traces recorded on 32-bit devices (32-bit
* addressing) and processed on 64-bit devices:
* In this case, only 32 bits should be read.
*
* CASE II:
* Traces recorded on 64 bit devices and processed
* on 32-bit devices:
* In this case, 64 bits must be read.
*/
addr = (pevent->long_size == 8) ?
*(unsigned long long *)(data + field->offset) :
(unsigned long long)*(unsigned int *)(data + field->offset);
/* Check if it matches a print format */
printk = find_printk(pevent, addr);
if (printk)
trace_seq_puts(s, printk->printk);
else
trace_seq_printf(s, "%lx", addr);
trace_seq_printf(s, "%llx", addr);
break;
}
str = malloc(len + 1);