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| author | Siluxsept <ronny.horn.rh@gmail.com> | 2025-08-09 19:41:03 +0200 |
|---|---|---|
| committer | Siluxsept <ronny.horn.rh@gmail.com> | 2025-08-09 19:41:03 +0200 |
| commit | c69ee9b7a5588044978ced5f143f55312f56c44f (patch) | |
| tree | d1adf91be92a2c86b7441c0adb58907d8e4a558c /tools/perf/scripts/python/mem-phys-addr.py | |
| parent | 8e8137ac800bdc27181743ec73d0e90e28b4e8af (diff) | |
cleanup for new import
Change-Id: I97ce2459d8c4b401f67efa15581a5dfd1875bc76
Diffstat (limited to 'tools/perf/scripts/python/mem-phys-addr.py')
| -rw-r--r-- | tools/perf/scripts/python/mem-phys-addr.py | 95 |
1 files changed, 0 insertions, 95 deletions
diff --git a/tools/perf/scripts/python/mem-phys-addr.py b/tools/perf/scripts/python/mem-phys-addr.py deleted file mode 100644 index ebee2c5ae496..000000000000 --- a/tools/perf/scripts/python/mem-phys-addr.py +++ /dev/null @@ -1,95 +0,0 @@ -# mem-phys-addr.py: Resolve physical address samples -# SPDX-License-Identifier: GPL-2.0 -# -# Copyright (c) 2018, Intel Corporation. - -from __future__ import division -import os -import sys -import struct -import re -import bisect -import collections - -sys.path.append(os.environ['PERF_EXEC_PATH'] + \ - '/scripts/python/Perf-Trace-Util/lib/Perf/Trace') - -#physical address ranges for System RAM -system_ram = [] -#physical address ranges for Persistent Memory -pmem = [] -#file object for proc iomem -f = None -#Count for each type of memory -load_mem_type_cnt = collections.Counter() -#perf event name -event_name = None - -def parse_iomem(): - global f - f = open('/proc/iomem', 'r') - for i, j in enumerate(f): - m = re.split('-|:',j,2) - if m[2].strip() == 'System RAM': - system_ram.append(long(m[0], 16)) - system_ram.append(long(m[1], 16)) - if m[2].strip() == 'Persistent Memory': - pmem.append(long(m[0], 16)) - pmem.append(long(m[1], 16)) - -def print_memory_type(): - print "Event: %s" % (event_name) - print "%-40s %10s %10s\n" % ("Memory type", "count", "percentage"), - print "%-40s %10s %10s\n" % ("----------------------------------------", \ - "-----------", "-----------"), - total = sum(load_mem_type_cnt.values()) - for mem_type, count in sorted(load_mem_type_cnt.most_common(), \ - key = lambda(k, v): (v, k), reverse = True): - print "%-40s %10d %10.1f%%\n" % (mem_type, count, 100 * count / total), - -def trace_begin(): - parse_iomem() - -def trace_end(): - print_memory_type() - f.close() - -def is_system_ram(phys_addr): - #/proc/iomem is sorted - position = bisect.bisect(system_ram, phys_addr) - if position % 2 == 0: - return False - return True - -def is_persistent_mem(phys_addr): - position = bisect.bisect(pmem, phys_addr) - if position % 2 == 0: - return False - return True - -def find_memory_type(phys_addr): - if phys_addr == 0: - return "N/A" - if is_system_ram(phys_addr): - return "System RAM" - - if is_persistent_mem(phys_addr): - return "Persistent Memory" - - #slow path, search all - f.seek(0, 0) - for j in f: - m = re.split('-|:',j,2) - if long(m[0], 16) <= phys_addr <= long(m[1], 16): - return m[2] - return "N/A" - -def process_event(param_dict): - name = param_dict["ev_name"] - sample = param_dict["sample"] - phys_addr = sample["phys_addr"] - - global event_name - if event_name == None: - event_name = name - load_mem_type_cnt[find_memory_type(phys_addr)] += 1 |
