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authorRasmus Villemoes <linux@rasmusvillemoes.dk>2018-12-28 00:31:18 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2018-12-28 12:11:44 -0800
commite0b2475a3f36a7a0a001fe552145055da1daf245 (patch)
treea3260aa3033906c0e6f2362973d5340754d203b5 /scripts
parente886bf9d9abedf8236464bfd21bc5707748b4a02 (diff)
downloadlinux-e0b2475a3f36a7a0a001fe552145055da1daf245.tar.bz2
bloat-o-meter: ignore __addressable_ symbols
Since __LINE__ is part of the symbol created by __ADDRESSABLE, almost any change causes those symbols to disappear and get reincarnated, e.g. add/remove: 4/4 grow/shrink: 0/3 up/down: 32/-171 (-139) Function old new delta __addressable_tracing_set_default_clock8649 - 8 +8 __addressable_tracer_init_tracefs8631 - 8 +8 __addressable_ftrace_dump8383 - 8 +8 __addressable_clear_boot_tracer8632 - 8 +8 __addressable_tracing_set_default_clock8650 8 - -8 __addressable_tracer_init_tracefs8632 8 - -8 __addressable_ftrace_dump8384 8 - -8 __addressable_clear_boot_tracer8633 8 - -8 trace_default_header 663 642 -21 tracing_mark_raw_write 406 355 -51 tracing_mark_write 624 557 -67 Total: Before=63889, After=63750, chg -0.22% They're small and in .discard, so ignore them, leading to more useful add/remove: 0/0 grow/shrink: 0/3 up/down: 0/-139 (-139) Function old new delta trace_default_header 663 642 -21 tracing_mark_raw_write 406 355 -51 tracing_mark_write 624 557 -67 Total: Before=63721, After=63582, chg -0.22% Link: http://lkml.kernel.org/r/20181102210030.8383-1-linux@rasmusvillemoes.dk Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Cc: Alexey Dobriyan <adobriyan@gmail.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Dominik Brodowski <linux@dominikbrodowski.net> Cc: Maninder Singh <maninder1.s@samsung.com> Cc: Matteo Croce <mcroce@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'scripts')
-rwxr-xr-xscripts/bloat-o-meter1
1 files changed, 1 insertions, 0 deletions
diff --git a/scripts/bloat-o-meter b/scripts/bloat-o-meter
index a923f05edb36..8c965f6a9881 100755
--- a/scripts/bloat-o-meter
+++ b/scripts/bloat-o-meter
@@ -32,6 +32,7 @@ def getsizes(file, format):
if name.startswith("__mod_"): continue
if name.startswith("__se_sys"): continue
if name.startswith("__se_compat_sys"): continue
+ if name.startswith("__addressable_"): continue
if name == "linux_banner": continue
# statics and some other optimizations adds random .NUMBER
name = re_NUMBER.sub('', name)