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HV:debug:profiling Fixed inappropriate condition check 

Fixed the condition to be able to collect MSR sample data
Also populating addition information to help identifity appropriate data

Tracked-On: #1693
Signed-off-by: Manisha Chinthapally <manisha.chinthapally@intel.com>
This commit is contained in:
Manisha Chinthapally 2018-11-01 09:51:32 -07:00 committed by lijinxia
parent 7f57a74fe7
commit ee918f8533
2 changed files with 3 additions and 1 deletions
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3
hypervisor/debug/profiling.c
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@ -336,6 +336,7 @@ static int profiling_generate_data(int32_t collector, uint32_t type)
pkt_header.collector_id = collector;
pkt_header.cpu_id = get_cpu_id();
pkt_header.data_type = 1U << type;
pkt_header.reserved = MAGIC_NUMBER;
switch (type) {
case CORE_PMU_SAMPLING:
@ -534,7 +535,7 @@ static void profiling_handle_msrops(void)
* if 'param' is 0, then skip generating a sample since it is
* an immediate MSR read operation.
*/
if (my_msr_node->entries[0].param == 0UL) {
if (my_msr_node->entries[0].param != 0UL) {
for (j = 0U; j < my_msr_node->num_entries; ++j) {
sw_msrop->core_msr[j]
= my_msr_node->entries[j].value;

1
hypervisor/include/debug/profiling_internal.h
View File

@ -21,6 +21,7 @@
#define SEP_BUF_ENTRY_SIZE 32U
#define SOCWATCH_MSR_OP 100U
#define MAGIC_NUMBER 0x99999988U
enum MSR_CMD_STATUS {
MSR_OP_READY = 0,
MSR_OP_REQUESTED,