archives/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-03-08 03:44:45 +01:00
Code Issues Projects Releases Packages Wiki Activity Actions

cxl/events: Update Common Event Record to CXL spec rev 3.1

Browse source 
CXL spec 3.1 section 8.2.9.2.1 Table 8-42, Common Event Record format has
updated with Maintenance Operation Subclass information.

Add updates for the above spec change in the CXL events record and CXL
common trace event implementations.

Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Davidlohr Bueso <dave@stgolabs.net>
Reviewed-by: Ira Weiny <ira.weiny@intel.com>
Signed-off-by: Shiju Jose <shiju.jose@huawei.com>
Reviewed-by: Fan Ni <fan.ni@samsung.com>
Link: https://patch.msgid.link/20250111091756.1682-2-shiju.jose@huawei.com
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
This commit is contained in:
Shiju Jose 2025-01-11 09:17:51 +00:00 • committed by Dave Jiang
parent 2f84d072bd
commit 5e31e3477f
2 changed files with 11 additions and 5 deletions
Download patch file Download diff file Expand all files Collapse all files

13
drivers/cxl/core/trace.h
View file

@ -166,11 +166,13 @@ TRACE_EVENT(cxl_overflow,
#define CXL_EVENT_RECORD_FLAG_MAINT_NEEDED BIT(3)
#define CXL_EVENT_RECORD_FLAG_PERF_DEGRADED BIT(4)
#define CXL_EVENT_RECORD_FLAG_HW_REPLACE BIT(5)
#define CXL_EVENT_RECORD_FLAG_MAINT_OP_SUB_CLASS_VALID BIT(6)
#define show_hdr_flags(flags) __print_flags(flags, " | ", \
{ CXL_EVENT_RECORD_FLAG_PERMANENT, "PERMANENT_CONDITION" }, \
{ CXL_EVENT_RECORD_FLAG_MAINT_NEEDED, "MAINTENANCE_NEEDED" }, \
{ CXL_EVENT_RECORD_FLAG_PERF_DEGRADED, "PERFORMANCE_DEGRADED" }, \
{ CXL_EVENT_RECORD_FLAG_HW_REPLACE, "HARDWARE_REPLACEMENT_NEEDED" } \
{ CXL_EVENT_RECORD_FLAG_HW_REPLACE, "HARDWARE_REPLACEMENT_NEEDED" }, \
{ CXL_EVENT_RECORD_FLAG_MAINT_OP_SUB_CLASS_VALID, "MAINT_OP_SUB_CLASS_VALID" } \
)
/*
@ -197,7 +199,8 @@ TRACE_EVENT(cxl_overflow,
__field(u16, hdr_related_handle) \
__field(u64, hdr_timestamp) \
__field(u8, hdr_length) \
__field(u8, hdr_maint_op_class)
__field(u8, hdr_maint_op_class) \
__field(u8, hdr_maint_op_sub_class)
#define CXL_EVT_TP_fast_assign(cxlmd, l, hdr) \
__assign_str(memdev); \
@ -209,17 +212,19 @@ TRACE_EVENT(cxl_overflow,
__entry->hdr_handle = le16_to_cpu((hdr).handle); \
__entry->hdr_related_handle = le16_to_cpu((hdr).related_handle); \
__entry->hdr_timestamp = le64_to_cpu((hdr).timestamp); \
__entry->hdr_maint_op_class = (hdr).maint_op_class
__entry->hdr_maint_op_class = (hdr).maint_op_class; \
__entry->hdr_maint_op_sub_class = (hdr).maint_op_sub_class
#define CXL_EVT_TP_printk(fmt, ...) \
TP_printk("memdev=%s host=%s serial=%lld log=%s : time=%llu uuid=%pUb " \
"len=%d flags='%s' handle=%x related_handle=%x " \
"maint_op_class=%u : " fmt, \
"maint_op_class=%u maint_op_sub_class=%u : " fmt, \
__get_str(memdev), __get_str(host), __entry->serial, \
cxl_event_log_type_str(__entry->log), \
__entry->hdr_timestamp, &__entry->hdr_uuid, __entry->hdr_length,\
show_hdr_flags(__entry->hdr_flags), __entry->hdr_handle, \
__entry->hdr_related_handle, __entry->hdr_maint_op_class, \
__entry->hdr_maint_op_sub_class, \
##__VA_ARGS__)
TRACE_EVENT(cxl_generic_event,

3
include/cxl/event.h
View file

@ -18,7 +18,8 @@ struct cxl_event_record_hdr {
__le16 related_handle;
__le64 timestamp;
u8 maint_op_class;
u8 reserved[15];
u8 maint_op_sub_class;
u8 reserved[14];
} __packed;
struct cxl_event_media_hdr {