[tip: objtool/core] objtool: Optimize layout of struct special_alt

From: tip-bot2 for Thomas Weißschuh
Date: Wed Feb 01 2023 - 11:26:41 EST


The following commit has been merged into the objtool/core branch of tip:

Commit-ID: 391e6d2abd652b460d9017b2f8a8ded508c09558
Gitweb: https://git.kernel.org/tip/391e6d2abd652b460d9017b2f8a8ded508c09558
Author: Thomas Weißschuh <linux@xxxxxxxxxxxxxx>
AuthorDate: Tue, 27 Dec 2022 16:01:03
Committer: Josh Poimboeuf <jpoimboe@xxxxxxxxxx>
CommitterDate: Mon, 30 Jan 2023 16:28:20 -08:00

objtool: Optimize layout of struct special_alt

Reduce the size of struct special_alt from 72 to 64 bytes.

Signed-off-by: Thomas Weißschuh <linux@xxxxxxxxxxxxxx>
Link: https://lore.kernel.org/r/20221216-objtool-memory-v2-7-17968f85a464@xxxxxxxxxxxxxx
Signed-off-by: Josh Poimboeuf <jpoimboe@xxxxxxxxxx>
---
tools/objtool/include/objtool/special.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/objtool/include/objtool/special.h b/tools/objtool/include/objtool/special.h
index dc4721e..86d4af9 100644
--- a/tools/objtool/include/objtool/special.h
+++ b/tools/objtool/include/objtool/special.h
@@ -19,6 +19,7 @@ struct special_alt {
bool skip_orig;
bool skip_alt;
bool jump_or_nop;
+ u8 key_addend;

struct section *orig_sec;
unsigned long orig_off;
@@ -27,7 +28,6 @@ struct special_alt {
unsigned long new_off;

unsigned int orig_len, new_len; /* group only */
- u8 key_addend;
};

int special_get_alts(struct elf *elf, struct list_head *alts);