tegra-profiler: dwarf: support multiple processes

- Support DWARF/ARM-EHABI unwinding for multiple processes.
- Add cpu_id for MMAP samples.

Bug 2438564
Jira DTSP-824
Jira DTSP-1599

Change-Id: I998906011cff240b9a554cd40679cd9ec9c0f7b7
Signed-off-by: Igor Nabirushkin <inabirushkin@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1945653
(cherry picked from commit 20e2cf7d2509dfc4708f4a3720aee26852998f13)
Reviewed-on: https://git-master.nvidia.com/r/1992080
Reviewed-by: Dmitry Antipov <dantipov@nvidia.com>
Reviewed-by: Bibek Basu <bbasu@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 37 insertions, 27 deletions

diff --git a/include/linux/tegra_profiler.h b/include/linux/tegra_profiler.h
index 08f898abe..97495c60c 100644
--- a/include/linux/tegra_profiler.h
+++ b/include/linux/tegra_profiler.h
@@ -19,8 +19,8 @@
 
 #include <linux/ioctl.h>
 
-#define QUADD_SAMPLES_VERSION   44
-#define QUADD_IO_VERSION        25
+#define QUADD_SAMPLES_VERSION   45
+#define QUADD_IO_VERSION        26
 
 #define QUADD_IO_VERSION_DYNAMIC_RB             5
 #define QUADD_IO_VERSION_RB_MAX_FILL_COUNT      6
@@ -43,6 +43,7 @@
 #define QUADD_IO_VERSION_SAMPLING_MODE          23
 #define QUADD_IO_VERSION_FORCE_ARCH_TIMER       24
 #define QUADD_IO_VERSION_SAMPLE_ALL_TASKS       25
+#define QUADD_IO_VERSION_EXTABLES_PID           26
 
 #define QUADD_SAMPLE_VERSION_THUMB_MODE_FLAG            17
 #define QUADD_SAMPLE_VERSION_GROUP_SAMPLES              18
@@ -70,6 +71,7 @@
 #define QUADD_SAMPLE_VERSION_SAMPLING_MODE              42
 #define QUADD_SAMPLE_VERSION_SAMPLE_ALL_TASKS           43
 #define QUADD_SAMPLE_VERSION_KTHREAD_TSK_FLAG           44
+#define QUADD_SAMPLE_VERSION_MMAP_CPUID                 45
 
 #define QUADD_MMAP_HEADER_VERSION       1
 
@@ -256,16 +258,20 @@ struct quadd_sample_data {
         u32 events_flags;
 };
 
-#define QUADD_MMAP_ED_IS_FILE_EXISTS    (1 << 0)
+#define QUADD_MMAP_FLAG_LP_MODE         (1 << 0)
+#define QUADD_MMAP_FLAG_USER_MODE       (1 << 1)
+#define QUADD_MMAP_FLAG_IS_FILE_EXISTS  (1 << 2)
 
 struct quadd_mmap_data {
         u32 pid;
         u64 time;
 
+        u8 cpu_id;
+        u16 flags;
+
         u64 addr;
         u64 len;
 
-        u8 user_mode:1;
         u16 filename_length;
 };
 
@@ -301,10 +307,10 @@ struct quadd_additional_sample {
         u16 extra_length;
 };
 
-#define QUADD_SCHED_FLAG_LP_MODE        (1 << 0)
-#define QUADD_SCHED_FLAG_SCHED_IN       (1 << 1)
-#define QUADD_SCHED_FLAG_IS_VPID        (1 << 2)
-#define QUADD_SCHED_FLAG_PF_KTHREAD     (1 << 3)
+#define QUADD_SCHED_FLAG_LP_MODE        (1ULL << 0)
+#define QUADD_SCHED_FLAG_SCHED_IN       (1ULL << 1)
+#define QUADD_SCHED_FLAG_IS_VPID        (1ULL << 2)
+#define QUADD_SCHED_FLAG_PF_KTHREAD     (1ULL << 3)
 
 struct quadd_sched_data {
         u32 pid;
@@ -349,24 +355,24 @@ struct quadd_debug_data {
 
 #define QUADD_HEADER_MAGIC      0x1122
 
-#define QUADD_HDR_FLAG_BACKTRACE        (1 << 0)
-#define QUADD_HDR_FLAG_USE_FREQ         (1 << 1)
-#define QUADD_HDR_FLAG_POWER_RATE       (1 << 2)
-#define QUADD_HDR_FLAG_DEBUG_SAMPLES    (1 << 3)
-#define QUADD_HDR_FLAG_GET_MMAP         (1 << 4)
-#define QUADD_HDR_FLAG_BT_FP            (1 << 5)
-#define QUADD_HDR_FLAG_BT_UT            (1 << 6)
-#define QUADD_HDR_FLAG_BT_UT_CE         (1 << 7)
-#define QUADD_HDR_FLAG_BT_DWARF         (1 << 8)
-#define QUADD_HDR_FLAG_USE_ARCH_TIMER   (1 << 9)
-#define QUADD_HDR_FLAG_STACK_OFFSET     (1 << 10)
-#define QUADD_HDR_FLAG_HAS_CPUID        (1 << 11)
-#define QUADD_HDR_FLAG_MODE_SAMPLING    (1 << 12)
-#define QUADD_HDR_FLAG_MODE_TRACING     (1 << 13)
-#define QUADD_HDR_FLAG_MODE_SAMPLE_ALL  (1 << 14)
-#define QUADD_HDR_FLAG_MODE_TRACE_ALL   (1 << 15)
-#define QUADD_HDR_FLAG_MODE_SAMPLE_TREE (1 << 16)
-#define QUADD_HDR_FLAG_MODE_TRACE_TREE  (1 << 17)
+#define QUADD_HDR_FLAG_BACKTRACE        (1ULL << 0)
+#define QUADD_HDR_FLAG_USE_FREQ         (1ULL << 1)
+#define QUADD_HDR_FLAG_POWER_RATE       (1ULL << 2)
+#define QUADD_HDR_FLAG_DEBUG_SAMPLES    (1ULL << 3)
+#define QUADD_HDR_FLAG_GET_MMAP         (1ULL << 4)
+#define QUADD_HDR_FLAG_BT_FP            (1ULL << 5)
+#define QUADD_HDR_FLAG_BT_UT            (1ULL << 6)
+#define QUADD_HDR_FLAG_BT_UT_CE         (1ULL << 7)
+#define QUADD_HDR_FLAG_BT_DWARF         (1ULL << 8)
+#define QUADD_HDR_FLAG_USE_ARCH_TIMER   (1ULL << 9)
+#define QUADD_HDR_FLAG_STACK_OFFSET     (1ULL << 10)
+#define QUADD_HDR_FLAG_HAS_CPUID        (1ULL << 11)
+#define QUADD_HDR_FLAG_MODE_SAMPLING    (1ULL << 12)
+#define QUADD_HDR_FLAG_MODE_TRACING     (1ULL << 13)
+#define QUADD_HDR_FLAG_MODE_SAMPLE_ALL  (1ULL << 14)
+#define QUADD_HDR_FLAG_MODE_TRACE_ALL   (1ULL << 15)
+#define QUADD_HDR_FLAG_MODE_SAMPLE_TREE (1ULL << 16)
+#define QUADD_HDR_FLAG_MODE_TRACE_TREE  (1ULL << 17)
 
 struct quadd_header_data {
         u16 magic;
@@ -578,6 +584,8 @@ struct quadd_sec_info {
         u64 mmap_offset;
 };
 
+#define QUADD_SECTIONS_FLAG_IS_SHARED   (1ULL << 0)
+
 struct quadd_sections {
         u64 vm_start;
         u64 vm_end;
@@ -585,8 +593,10 @@ struct quadd_sections {
         struct quadd_sec_info sec[QUADD_SEC_TYPE_MAX];
 
         u64 user_mmap_start;
+        u32 file_hash;
 
-        u64 reserved[4];        /* reserved fields for future extensions */
+        u32 pid;
+        u64 flags;
 };
 
 struct quadd_mmap_rb_info {