| Message ID | 20180526135648.22385-1-ramon.fried@gmail.com |
|---|---|
| State | Superseded |
| Delegated to: | Tom Rini |
| Headers | show |
| Series | None | expand |
On 26 May 2018 at 07:56, Ramon Fried <ramon.fried@gmail.com> wrote: > Add timestamp to each iotrace record to aid in debugging > of IO timing access bugs. > > Signed-off-by: Ramon Fried <ramon.fried@gmail.com> > --- > v2: replace get_ticks() with timer_get_us() > > common/iotrace.c | 4 +++- > 1 file changed, 3 insertions(+), 1 deletion(-) Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/common/iotrace.c b/common/iotrace.c index f39885663a..2f03a6082e 100644 --- a/common/iotrace.c +++ b/common/iotrace.c @@ -27,11 +27,13 @@ enum iotrace_flags { * struct iotrace_record - Holds a single I/O trace record * * @flags: I/O access type + * @timestamp: Timestamp of access * @addr: Address of access * @value: Value written or read */ struct iotrace_record { enum iotrace_flags flags; + u64 timestamp; phys_addr_t addr; iovalue_t value; }; @@ -81,7 +83,7 @@ static void add_record(int flags, const void *ptr, ulong value) iotrace.start + iotrace.offset, sizeof(value)); } - + rec->timestamp = timer_get_us(); rec->flags = flags; rec->addr = map_to_sysmem(ptr); rec->value = value;
Add timestamp to each iotrace record to aid in debugging of IO timing access bugs. Signed-off-by: Ramon Fried <ramon.fried@gmail.com> --- v2: replace get_ticks() with timer_get_us() common/iotrace.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)