github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-06-03 20:14:06 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

platform/x86/intel/ifs: Add current batch number to trace output

Browse Source 
Add the current batch number in the trace output. When there are
failures, it's important to know which test content resulted in failure.

#           TASK-PID     CPU#  |||||  TIMESTAMP  FUNCTION
#              | |         |   |||||     |         |
     migration/0-18      [000] d..1. 527287.084668: ifs_status: batch: 02, start: 0000, stop: 007f, status: 0000000000007f80
   migration/128-785     [128] d..1. 527287.084669: ifs_status: batch: 02, start: 0000, stop: 007f, status: 0000000000007f80

Signed-off-by: Ashok Raj <ashok.raj@intel.com>
Reviewed-by: Tony Luck <tony.luck@intel.com>
Link: https://lore.kernel.org/r/20240125082254.424859-4-ashok.raj@intel.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
This commit is contained in:
Ashok Raj 2024-01-25 00:22:52 -08:00 committed by Ilpo Järvinen
parent def1ed0db2
commit e272d1e118
No known key found for this signature in database
GPG Key ID: 59AC4F6153E5CE31
2 changed files with 7 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/platform/x86/intel/ifs/runtest.c
View File

@ -176,7 +176,7 @@ static int doscan(void *data)
wrmsrl(MSR_ACTIVATE_SCAN, params->activate->data);
rdmsrl(MSR_SCAN_STATUS, status.data);
trace_ifs_status(start, stop, status.data);
trace_ifs_status(ifsd->cur_batch, start, stop, status.data);
/* Pass back the result of the scan */
if (cpu == first)

9
include/trace/events/intel_ifs.h
View File

@ -10,23 +10,26 @@
TRACE_EVENT(ifs_status,
TP_PROTO(int start, int stop, u64 status),
TP_PROTO(int batch, int start, int stop, u64 status),
TP_ARGS(start, stop, status),
TP_ARGS(batch, start, stop, status),
TP_STRUCT__entry(
__field( int, batch )
__field( u64, status )
__field( u16, start )
__field( u16, stop )
),
TP_fast_assign(
__entry->batch = batch;
__entry->start = start;
__entry->stop = stop;
__entry->status = status;
),
TP_printk("start: %.4x, stop: %.4x, status: %.16llx",
TP_printk("batch: %.2d, start: %.4x, stop: %.4x, status: %.16llx",
__entry->batch,
__entry->start,
__entry->stop,
__entry->status)