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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-07-24 16:17:26 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-07-24 16:17:26 +0200
commitb62ed4c93ad71374b54d2c3a72cbc67b506f580c (patch)
tree6ca6ab974bbce902fc9de300fea6aa056170850f /tools/perf/util/cs-etm-decoder/cs-etm-decoder.c
parent5895db67c12464003afd16c08049b73aa09e58ea (diff)
parent221fc2f4d0eda59d02af2e751a9282fa013a8e97 (diff)
Merge v6.18.40linux-rolling-lts
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'tools/perf/util/cs-etm-decoder/cs-etm-decoder.c')
-rw-r--r--tools/perf/util/cs-etm-decoder/cs-etm-decoder.c21
1 files changed, 16 insertions, 5 deletions
diff --git a/tools/perf/util/cs-etm-decoder/cs-etm-decoder.c b/tools/perf/util/cs-etm-decoder/cs-etm-decoder.c
index 43ac711a4e2a..4f66ff9fe7f6 100644
--- a/tools/perf/util/cs-etm-decoder/cs-etm-decoder.c
+++ b/tools/perf/util/cs-etm-decoder/cs-etm-decoder.c
@@ -399,6 +399,8 @@ cs_etm_decoder__buffer_packet(struct cs_etm_queue *etmq,
packet_queue->packet_buffer[et].flags = 0;
packet_queue->packet_buffer[et].exception_number = UINT32_MAX;
packet_queue->packet_buffer[et].trace_chan_id = trace_chan_id;
+ packet_queue->packet_buffer[et].el = ocsd_EL_unknown;
+ packet_queue->packet_buffer[et].tid = -1;
if (packet_queue->packet_count == CS_ETM_PACKET_MAX_BUFFER - 1)
return OCSD_RESP_WAIT;
@@ -446,6 +448,7 @@ cs_etm_decoder__buffer_range(struct cs_etm_queue *etmq,
packet->last_instr_type = elem->last_i_type;
packet->last_instr_subtype = elem->last_i_subtype;
packet->last_instr_cond = elem->last_instr_cond;
+ packet->el = elem->context.exception_level;
if (elem->last_i_type == OCSD_INSTR_BR || elem->last_i_type == OCSD_INSTR_BR_INDIRECT)
packet->last_instr_taken_branch = elem->last_instr_exec;
@@ -522,7 +525,9 @@ cs_etm_decoder__set_tid(struct cs_etm_queue *etmq,
const ocsd_generic_trace_elem *elem,
const uint8_t trace_chan_id)
{
+ struct cs_etm_packet *packet;
pid_t tid = -1;
+ int ret;
/*
* Process the PE_CONTEXT packets if we have a valid contextID or VMID.
@@ -543,12 +548,18 @@ cs_etm_decoder__set_tid(struct cs_etm_queue *etmq,
break;
}
- if (cs_etm__etmq_set_tid_el(etmq, tid, trace_chan_id,
- elem->context.exception_level))
+ if (cs_etm__etmq_update_decode_context(etmq, trace_chan_id,
+ elem->context.exception_level, tid))
return OCSD_RESP_FATAL_SYS_ERR;
- if (tid == -1)
- return OCSD_RESP_CONT;
+ ret = cs_etm_decoder__buffer_packet(etmq, packet_queue, trace_chan_id,
+ CS_ETM_CONTEXT);
+ if (ret != OCSD_RESP_CONT && ret != OCSD_RESP_WAIT)
+ return ret;
+
+ packet = &packet_queue->packet_buffer[packet_queue->tail];
+ packet->tid = tid;
+ packet->el = elem->context.exception_level;
/*
* A timestamp is generated after a PE_CONTEXT element so make sure
@@ -556,7 +567,7 @@ cs_etm_decoder__set_tid(struct cs_etm_queue *etmq,
*/
cs_etm_decoder__reset_timestamp(packet_queue);
- return OCSD_RESP_CONT;
+ return ret;
}
static ocsd_datapath_resp_t cs_etm_decoder__gen_trace_elem_printer(