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| author | Dave Airlie <airlied@redhat.com> | 2015-10-16 10:10:32 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2015-10-16 10:25:28 +1000 |
| commit | 48f87dd146a480c723774962eca675873a8aa1da (patch) | |
| tree | 71461989ebe8a20258ca4b0be341b755594a2b0b /tools/lib/traceevent/event-parse.c | |
| parent | 6b62b3e134676687d5d666e6edc3b45f1507b2b7 (diff) | |
| parent | 06d1ee32a4d25356a710b49d5e95dbdd68bdf505 (diff) | |
| download | kernel_replicant_linux-48f87dd146a480c723774962eca675873a8aa1da.tar.gz kernel_replicant_linux-48f87dd146a480c723774962eca675873a8aa1da.tar.bz2 kernel_replicant_linux-48f87dd146a480c723774962eca675873a8aa1da.zip | |
Merge commit '06d1ee32a4d25356a710b49d5e95dbdd68bdf505' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into drm-next
Backmerge the drm-fixes pull from Linus's tree into drm-next.
This is to fix some conflicts and make future pulls cleaner
Diffstat (limited to 'tools/lib/traceevent/event-parse.c')
| -rw-r--r-- | tools/lib/traceevent/event-parse.c | 23 |
1 files changed, 20 insertions, 3 deletions
diff --git a/tools/lib/traceevent/event-parse.c b/tools/lib/traceevent/event-parse.c index 4d885934b919..cf42b090477b 100644 --- a/tools/lib/traceevent/event-parse.c +++ b/tools/lib/traceevent/event-parse.c @@ -3795,7 +3795,7 @@ 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; @@ -3828,13 +3828,30 @@ 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); |