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Message-Id: <20240311204019.1183634-8-bjohannesmeyer@gmail.com>
Date: Mon, 11 Mar 2024 21:40:19 +0100
From: Brian Johannesmeyer <bjohannesmeyer@...il.com>
To: Josh Poimboeuf <jpoimboe@...nel.org>,
linux-kernel@...r.kernel.org,
Brian Johannesmeyer <bjohannesmeyer@...il.com>
Subject: [PATCH 7/7] scripts/faddr2line: Check only two symbols when calculating symbol size
Rather than looping through each symbol in a particular section to
calculate a symbol's size, grep for the symbol and its immediate
successor, and only use those two symbols.
Signed-off-by: Brian Johannesmeyer <bjohannesmeyer@...il.com>
---
scripts/faddr2line | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/scripts/faddr2line b/scripts/faddr2line
index 1fa6beef9f97..70d5a4602a92 100755
--- a/scripts/faddr2line
+++ b/scripts/faddr2line
@@ -252,7 +252,7 @@ __faddr2line() {
found=2
break
fi
- done < <(echo "${ELF_SYMS}" | sed 's/\[.*\]//' | ${AWK} -v sec=$sym_sec '$7 == sec' | sort --key=2)
+ done < <(echo "${ELF_SYMS}" | sed 's/\[.*\]//' | ${AWK} -v sec=$sym_sec '$7 == sec' | sort --key=2 | ${GREP} -A1 " ${sym_name}$")
if [[ $found = 0 ]]; then
warn "can't find symbol: sym_name: $sym_name sym_sec: $sym_sec sym_addr: $sym_addr sym_elf_size: $sym_elf_size"
--
2.34.1
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