diff options
| author | Ira Weiny <ira.weiny@intel.com> | 2023-12-21 03:17:33 +0300 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2024-01-10 02:41:22 +0300 |
| commit | f9c683386f5bc0364615138ce2b14be50848dbcf (patch) | |
| tree | 3679b512d53f842773aa697e1fbaf4ff1d24a65c /drivers/cxl | |
| parent | 6eade110754c085cee9e46f4d87d2c3ea4e59e8c (diff) | |
| download | linux-f9c683386f5bc0364615138ce2b14be50848dbcf.tar.xz | |
cxl/events: Create a CXL event union
The CXL CPER and event log records share everything but a UUID/GUID in
their structures.
Define a cxl_event union without the UUID/GUID to be shared between the
CPER and event log record formats. Adjust the code to use this union.
Signed-off-by: Ira Weiny <ira.weiny@intel.com>
Link: https://lore.kernel.org/r/20231220-cxl-cper-v5-6-1bb8a4ca2c7a@intel.com
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Acked-by: Ard Biesheuvel <ardb@kernel.org>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/cxl')
| -rw-r--r-- | drivers/cxl/core/mbox.c | 32 | ||||
| -rw-r--r-- | drivers/cxl/core/trace.h | 8 |
2 files changed, 17 insertions, 23 deletions
diff --git a/drivers/cxl/core/mbox.c b/drivers/cxl/core/mbox.c index 4c5161896826..06957696247b 100644 --- a/drivers/cxl/core/mbox.c +++ b/drivers/cxl/core/mbox.c @@ -840,26 +840,17 @@ static void cxl_event_trace_record(const struct cxl_memdev *cxlmd, enum cxl_event_log_type type, struct cxl_event_record_raw *record) { + union cxl_event *evt = &record->event; uuid_t *id = &record->id; - if (uuid_equal(id, &CXL_EVENT_GEN_MEDIA_UUID)) { - struct cxl_event_gen_media *rec = - (struct cxl_event_gen_media *)record; - - trace_cxl_general_media(cxlmd, type, rec); - } else if (uuid_equal(id, &CXL_EVENT_DRAM_UUID)) { - struct cxl_event_dram *rec = (struct cxl_event_dram *)record; - - trace_cxl_dram(cxlmd, type, rec); - } else if (uuid_equal(id, &CXL_EVENT_MEM_MODULE_UUID)) { - struct cxl_event_mem_module *rec = - (struct cxl_event_mem_module *)record; - - trace_cxl_memory_module(cxlmd, type, rec); - } else { - /* For unknown record types print just the header */ - trace_cxl_generic_event(cxlmd, type, id, record); - } + if (uuid_equal(id, &CXL_EVENT_GEN_MEDIA_UUID)) + trace_cxl_general_media(cxlmd, type, &evt->gen_media); + else if (uuid_equal(id, &CXL_EVENT_DRAM_UUID)) + trace_cxl_dram(cxlmd, type, &evt->dram); + else if (uuid_equal(id, &CXL_EVENT_MEM_MODULE_UUID)) + trace_cxl_memory_module(cxlmd, type, &evt->mem_module); + else + trace_cxl_generic_event(cxlmd, type, id, &evt->generic); } static int cxl_clear_event_record(struct cxl_memdev_state *mds, @@ -902,7 +893,10 @@ static int cxl_clear_event_record(struct cxl_memdev_state *mds, */ i = 0; for (cnt = 0; cnt < total; cnt++) { - payload->handles[i++] = get_pl->records[cnt].hdr.handle; + struct cxl_event_record_raw *raw = &get_pl->records[cnt]; + struct cxl_event_generic *gen = &raw->event.generic; + + payload->handles[i++] = gen->hdr.handle; dev_dbg(mds->cxlds.dev, "Event log '%d': Clearing %u\n", log, le16_to_cpu(payload->handles[i])); diff --git a/drivers/cxl/core/trace.h b/drivers/cxl/core/trace.h index 312cfa9e0004..89445435303a 100644 --- a/drivers/cxl/core/trace.h +++ b/drivers/cxl/core/trace.h @@ -225,9 +225,9 @@ TRACE_EVENT(cxl_overflow, TRACE_EVENT(cxl_generic_event, TP_PROTO(const struct cxl_memdev *cxlmd, enum cxl_event_log_type log, - const uuid_t *uuid, struct cxl_event_record_raw *rec), + const uuid_t *uuid, struct cxl_event_generic *gen_rec), - TP_ARGS(cxlmd, log, uuid, rec), + TP_ARGS(cxlmd, log, uuid, gen_rec), TP_STRUCT__entry( CXL_EVT_TP_entry @@ -235,9 +235,9 @@ TRACE_EVENT(cxl_generic_event, ), TP_fast_assign( - CXL_EVT_TP_fast_assign(cxlmd, log, rec->hdr); + CXL_EVT_TP_fast_assign(cxlmd, log, gen_rec->hdr); memcpy(&__entry->hdr_uuid, uuid, sizeof(uuid_t)); - memcpy(__entry->data, &rec->data, CXL_EVENT_RECORD_DATA_LENGTH); + memcpy(__entry->data, gen_rec->data, CXL_EVENT_RECORD_DATA_LENGTH); ), CXL_EVT_TP_printk("%s", |