2022-04-28 06:44:05

by Paul Gortmaker

[permalink] [raw]
Subject: [PATCH] scripts/bloat-o-meter: filter out vermagic as it is not relevant

Seeing it as a false positive increase at the top is just noise:

linux-head$./scripts/bloat-o-meter ../pre/vmlinux ../post/vmlinux
add/remove: 0/571 grow/shrink: 1/9 up/down: 20/-64662 (-64642)
Function old new delta
vermagic 49 69 +20

Since it really doesn't "grow", it makes sense to filter it out.

Cc: Andrew Morton <[email protected]>
Signed-off-by: Paul Gortmaker <[email protected]>

diff --git a/scripts/bloat-o-meter b/scripts/bloat-o-meter
index dcd8d8750b8b..4dd6a804ce41 100755
--- a/scripts/bloat-o-meter
+++ b/scripts/bloat-o-meter
@@ -36,6 +36,7 @@ def getsizes(file, format):
if name.startswith("__se_compat_sys"): continue
if name.startswith("__addressable_"): continue
if name == "linux_banner": continue
+ if name == "vermagic": continue
# statics and some other optimizations adds random .NUMBER
name = re_NUMBER.sub('', name)
sym[name] = sym.get(name, 0) + int(size, 16)
--
2.17.1