diff options
| author | Yury Norov <ynorov@nvidia.com> | 2026-05-04 16:36:05 -0400 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2026-05-28 21:24:48 -0700 |
| commit | c210dfaa2720fcad9cbc8ec30fb45ddbabee4bf8 (patch) | |
| tree | 7398bee37a2f4b7254da8ecbcf6a2ef97642b241 /scripts | |
| parent | bda614e6b4f27d3535ee86a96a6bab3b9b4f5e87 (diff) | |
scripts/bloat-o-meter: ignore _sdata
_sdata is a linker symbol, but bloat-o-meter may consider it as a real
variable:
$ scripts/bloat-o-meter vmlinux.orig vmlinux
add/remove: 7/1 grow/shrink: 0/0 up/down: 3437/-4096 (-659)
Function old new delta
crc32table_le - 1024 +1024
crc32table_be - 1024 +1024
crc32ctable_le - 1024 +1024
byte_rev_table - 256 +256
crc32_be - 39 +39
crc32c - 35 +35
crc32_le - 35 +35
_sdata 4096 - -4096
Total: Before=8592564398, After=8592563739, chg -0.00%
With the patch:
$ scripts/bloat-o-meter vmlinux.orig vmlinux
add/remove: 7/0 grow/shrink: 0/0 up/down: 3437/0 (3437)
Function old new delta
crc32table_le - 1024 +1024
crc32table_be - 1024 +1024
crc32ctable_le - 1024 +1024
byte_rev_table - 256 +256
crc32_be - 39 +39
crc32c - 35 +35
crc32_le - 35 +35
Total: Before=8592560302, After=8592563739, chg +0.00%
Link: https://lore.kernel.org/20260504203606.427972-1-ynorov@nvidia.com
Signed-off-by: Yury Norov <ynorov@nvidia.com>
Cc: Valtteri Koskivuori <vkoskiv@gmail.com>
Cc: Eric Dumazet <edumazet@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'scripts')
| -rwxr-xr-x | scripts/bloat-o-meter | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/scripts/bloat-o-meter b/scripts/bloat-o-meter index 9b4fb996d95b..5868a8b11b0f 100755 --- a/scripts/bloat-o-meter +++ b/scripts/bloat-o-meter @@ -43,6 +43,7 @@ def getsizes(file, format): if name.startswith("__se_compat_sys"): continue if name.startswith("__addressable_"): continue if name.startswith("__noinstr_text_start"): continue + if name.startswith("_sdata"): continue if name == "linux_banner": continue if name == "vermagic": continue # statics and some other optimizations adds random .NUMBER |