This patch optimizes the search instruments of the model by
adding the possibility of using Data collections.
Signed-off-by: Yordan Karadzhov (VMware) <y.karadz@xxxxxxxxx>
---
kernel-shark-qt/examples/datahisto.c | 4 ++
kernel-shark-qt/src/libkshark-model.c | 57 +++++++++++++++++++++++----
kernel-shark-qt/src/libkshark-model.h | 14 ++++++-
3 files changed, 65 insertions(+), 10 deletions(-)
diff --git a/kernel-shark-qt/examples/datahisto.c b/kernel-shark-qt/examples/datahisto.c
index 3f19870..99ac495 100644
--- a/kernel-shark-qt/examples/datahisto.c
+++ b/kernel-shark-qt/examples/datahisto.c
@@ -27,18 +27,22 @@ void dump_bin(struct kshark_trace_histo *histo, int bin,
if (strcmp(type, "cpu") == 0) {
e_front = ksmodel_get_entry_front(histo, bin, true,
kshark_match_cpu, val,
+ NULL,
&i_front);
e_back = ksmodel_get_entry_back(histo, bin, true,
kshark_match_cpu, val,
+ NULL,
&i_back);
} else if (strcmp(type, "task") == 0) {
e_front = ksmodel_get_entry_front(histo, bin, true,
kshark_match_pid, val,
+ NULL,
&i_front);
e_back = ksmodel_get_entry_back(histo, bin, true,
kshark_match_pid, val,
+ NULL,
&i_back);
} else {
i_front = ksmodel_first_index_at_bin(histo, bin);
diff --git a/kernel-shark-qt/src/libkshark-model.c b/kernel-shark-qt/src/libkshark-model.c
index 4a4e910..73251f2 100644
--- a/kernel-shark-qt/src/libkshark-model.c
+++ b/kernel-shark-qt/src/libkshark-model.c
@@ -836,6 +836,7 @@ ssize_t ksmodel_first_index_at_pid(struct kshark_trace_histo *histo,
* @param func: Matching condition function.
* @param val: Matching condition value, used by the Matching condition
* function.
+ * @param col: Optional input location for Data collection.
* @param index: Optional output location for the index of the requested
* entry inside the array.
* @returns Pointer ot a kshark_entry, if an entry has been found. Else NULL.
@@ -844,6 +845,7 @@ const struct kshark_entry *
ksmodel_get_entry_front(struct kshark_trace_histo *histo,
int bin, bool vis_only,
matching_condition_func func, int val,
+ struct kshark_entry_collection *col,
ssize_t *index)
{
struct kshark_entry_request *req;
@@ -858,7 +860,12 @@ ksmodel_get_entry_front(struct kshark_trace_histo *histo,
if (!req)
return NULL;
- entry = kshark_get_entry_front(req, histo->data, index);
+ if (col && col->size)
+ entry = kshark_get_collection_entry_front(&req, histo->data,
+ col, index);
+ else
+ entry = kshark_get_entry_front(req, histo->data, index);
+
free(req);
return entry;
@@ -874,6 +881,7 @@ ksmodel_get_entry_front(struct kshark_trace_histo *histo,
* @param func: Matching condition function.
* @param val: Matching condition value, used by the Matching condition
* function.
+ * @param col: Optional input location for Data collection.
* @param index: Optional output location for the index of the requested
* entry inside the array.
* @returns Pointer ot a kshark_entry, if an entry has been found. Else NULL.
@@ -882,6 +890,7 @@ const struct kshark_entry *
ksmodel_get_entry_back(struct kshark_trace_histo *histo,
int bin, bool vis_only,
matching_condition_func func, int val,
+ struct kshark_entry_collection *col,
ssize_t *index)
{
struct kshark_entry_request *req;
@@ -896,7 +905,12 @@ ksmodel_get_entry_back(struct kshark_trace_histo *histo,
if (!req)
return NULL;
- entry = kshark_get_entry_back(req, histo->data, index);
+ if (col && col->size)
+ entry = kshark_get_collection_entry_back(&req, histo->data,
+ col, index);
+ else
+ entry = kshark_get_entry_back(req, histo->data, index);
+
free(req);
return entry;
@@ -926,6 +940,7 @@ static int ksmodel_get_entry_pid(const struct kshark_entry *entry)
* @param bin: Bin id.
* @param cpu: CPU Id.
* @param vis_only: If true, a visible entry is requested.
+ * @param col: Optional input location for Data collection.
* @param index: Optional output location for the index of the requested
* entry inside the array.
* @returns Process Id of the task if an entry has been found. Else a negative
@@ -933,6 +948,7 @@ static int ksmodel_get_entry_pid(const struct kshark_entry *entry)
*/
int ksmodel_get_pid_front(struct kshark_trace_histo *histo,
int bin, int cpu, bool vis_only,
+ struct kshark_entry_collection *col,
ssize_t *index)
{
const struct kshark_entry *entry;
@@ -942,7 +958,8 @@ int ksmodel_get_pid_front(struct kshark_trace_histo *histo,
entry = ksmodel_get_entry_front(histo, bin, vis_only,
kshark_match_cpu, cpu,
- index);
+ col, index);
+
return ksmodel_get_entry_pid(entry);
}
@@ -954,6 +971,7 @@ int ksmodel_get_pid_front(struct kshark_trace_histo *histo,
* @param bin: Bin id.
* @param cpu: CPU Id.
* @param vis_only: If true, a visible entry is requested.
+ * @param col: Optional input location for Data collection.
* @param index: Optional output location for the index of the requested
* entry inside the array.
* @returns Process Id of the task if an entry has been found. Else a negative
@@ -961,6 +979,7 @@ int ksmodel_get_pid_front(struct kshark_trace_histo *histo,
*/
int ksmodel_get_pid_back(struct kshark_trace_histo *histo,
int bin, int cpu, bool vis_only,
+ struct kshark_entry_collection *col,
ssize_t *index)
{
const struct kshark_entry *entry;
@@ -970,7 +989,7 @@ int ksmodel_get_pid_back(struct kshark_trace_histo *histo,
entry = ksmodel_get_entry_back(histo, bin, vis_only,
kshark_match_cpu, cpu,
- index);
+ col, index);
return ksmodel_get_entry_pid(entry);
}
@@ -999,6 +1018,7 @@ static int ksmodel_get_entry_cpu(const struct kshark_entry *entry)
* @param bin: Bin id.
* @param pid: Process Id.
* @param vis_only: If true, a visible entry is requested.
+ * @param col: Optional input location for Data collection.
* @param index: Optional output location for the index of the requested
* entry inside the array.
* @returns Process Id of the task if an entry has been found. Else a negative
@@ -1006,6 +1026,7 @@ static int ksmodel_get_entry_cpu(const struct kshark_entry *entry)
*/
int ksmodel_get_cpu_front(struct kshark_trace_histo *histo,
int bin, int pid, bool vis_only,
+ struct kshark_entry_collection *col,
ssize_t *index)
{
const struct kshark_entry *entry;
@@ -1015,6 +1036,7 @@ int ksmodel_get_cpu_front(struct kshark_trace_histo *histo,
entry = ksmodel_get_entry_front(histo, bin, vis_only,
kshark_match_pid, pid,
+ col,
index);
return ksmodel_get_entry_cpu(entry);
}
@@ -1027,6 +1049,7 @@ int ksmodel_get_cpu_front(struct kshark_trace_histo *histo,
* @param bin: Bin id.
* @param pid: Process Id.
* @param vis_only: If true, a visible entry is requested.
+ * @param col: Optional input location for Data collection.
* @param index: Optional output location for the index of the requested
* entry inside the array.
* @returns Process Id of the task if an entry has been found. Else a negative
@@ -1034,6 +1057,7 @@ int ksmodel_get_cpu_front(struct kshark_trace_histo *histo,
*/
int ksmodel_get_cpu_back(struct kshark_trace_histo *histo,
int bin, int pid, bool vis_only,
+ struct kshark_entry_collection *col,
ssize_t *index)
{
const struct kshark_entry *entry;
@@ -1043,6 +1067,7 @@ int ksmodel_get_cpu_back(struct kshark_trace_histo *histo,
entry = ksmodel_get_entry_back(histo, bin, vis_only,
kshark_match_pid, pid,
+ col,
index);
return ksmodel_get_entry_cpu(entry);
@@ -1053,12 +1078,15 @@ int ksmodel_get_cpu_back(struct kshark_trace_histo *histo,
* @param histo: Input location for the model descriptor.
* @param bin: Bin id.
* @param cpu: Cpu Id.
+ * @param col: Optional input location for Data collection.
* @param index: Optional output location for the index of the requested
* entry inside the array.
* @returns True, if a visible entry exists in this bin. Else false.
*/
bool ksmodel_cpu_visible_event_exist(struct kshark_trace_histo *histo,
- int bin, int cpu, ssize_t *index)
+ int bin, int cpu,
+ struct kshark_entry_collection *col,
+ ssize_t *index)
{
struct kshark_entry_request *req;
const struct kshark_entry *entry;
@@ -1080,7 +1108,12 @@ bool ksmodel_cpu_visible_event_exist(struct kshark_trace_histo *histo,
*/
req->vis_mask = KS_EVENT_VIEW_FILTER_MASK;
- entry = kshark_get_entry_front(req, histo->data, index);
+ if (col && col->size)
+ entry = kshark_get_collection_entry_front(&req, histo->data,
+ col, index);
+ else
+ entry = kshark_get_entry_front(req, histo->data, index);
+
free(req);
if (!entry || !entry->visible) {
@@ -1096,12 +1129,15 @@ bool ksmodel_cpu_visible_event_exist(struct kshark_trace_histo *histo,
* @param histo: Input location for the model descriptor.
* @param bin: Bin id.
* @param pid: Process Id of the task.
+ * @param col: Optional input location for Data collection.
* @param index: Optional output location for the index of the requested
* entry inside the array.
* @returns True, if a visible entry exists in this bin. Else false.
*/
bool ksmodel_task_visible_event_exist(struct kshark_trace_histo *histo,
- int bin, int pid, ssize_t *index)
+ int bin, int pid,
+ struct kshark_entry_collection *col,
+ ssize_t *index)
{
struct kshark_entry_request *req;
const struct kshark_entry *entry;
@@ -1123,7 +1159,12 @@ bool ksmodel_task_visible_event_exist(struct kshark_trace_histo *histo,
*/
req->vis_mask = KS_EVENT_VIEW_FILTER_MASK;
- entry = kshark_get_entry_front(req, histo->data, index);
+ if (col && col->size)
+ entry = kshark_get_collection_entry_front(&req, histo->data,
+ col, index);
+ else
+ entry = kshark_get_entry_front(req, histo->data, index);
+
free(req);
if (!entry || !entry->visible) {
diff --git a/kernel-shark-qt/src/libkshark-model.h b/kernel-shark-qt/src/libkshark-model.h
index 15391a9..5ffa682 100644
--- a/kernel-shark-qt/src/libkshark-model.h
+++ b/kernel-shark-qt/src/libkshark-model.h
@@ -93,35 +93,45 @@ const struct kshark_entry *
ksmodel_get_entry_front(struct kshark_trace_histo *histo,
int bin, bool vis_only,
matching_condition_func func, int val,
+ struct kshark_entry_collection *col,
ssize_t *index);
const struct kshark_entry *
ksmodel_get_entry_back(struct kshark_trace_histo *histo,
int bin, bool vis_only,
matching_condition_func func, int val,
+ struct kshark_entry_collection *col,
ssize_t *index);
int ksmodel_get_pid_front(struct kshark_trace_histo *histo,
int bin, int cpu, bool vis_only,
+ struct kshark_entry_collection *col,
ssize_t *index);
int ksmodel_get_pid_back(struct kshark_trace_histo *histo,
int bin, int cpu, bool vis_only,
+ struct kshark_entry_collection *col,
ssize_t *index);
int ksmodel_get_cpu_front(struct kshark_trace_histo *histo,
int bin, int pid, bool vis_only,
+ struct kshark_entry_collection *col,
ssize_t *index);
int ksmodel_get_cpu_back(struct kshark_trace_histo *histo,
int bin, int pid, bool vis_only,
+ struct kshark_entry_collection *col,
ssize_t *index);
bool ksmodel_cpu_visible_event_exist(struct kshark_trace_histo *histo,
- int bin, int cpu, ssize_t *index);
+ int bin, int cpu,
+ struct kshark_entry_collection *col,
+ ssize_t *index);
bool ksmodel_task_visible_event_exist(struct kshark_trace_histo *histo,
- int bin, int pid, ssize_t *index);
+ int bin, int pid,
+ struct kshark_entry_collection *col,
+ ssize_t *index);
static inline double ksmodel_bin_time(struct kshark_trace_histo *histo,
int bin)
--
2.17.1
|