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From 74c511bbdb5833d67c3c80aebfaf9b8921127b12 Mon Sep 17 00:00:00 2001
From: Natanael Copa <ncopa@alpinelinux.org>
Date: Fri, 22 Nov 2013 12:31:19 +0000
Subject: [PATCH] Revert "scripts/kallsyms: filter symbols not in kernel
address space"
Does not work with i386 KERNEXEC
This reverts commit 27b840ea211f8a36fadabaa07ef94fb1b45730c3.
---
scripts/kallsyms.c | 12 +-----------
scripts/link-vmlinux.sh | 2 --
2 files changed, 1 insertion(+), 13 deletions(-)
diff --git a/scripts/kallsyms.c b/scripts/kallsyms.c
index 9a11f9f..487ac6f 100644
--- a/scripts/kallsyms.c
+++ b/scripts/kallsyms.c
@@ -55,7 +55,6 @@ static struct sym_entry *table;
static unsigned int table_size, table_cnt;
static int all_symbols = 0;
static char symbol_prefix_char = '\0';
-static unsigned long long kernel_start_addr = 0;
int token_profit[0x10000];
@@ -66,10 +65,7 @@ unsigned char best_table_len[256];
static void usage(void)
{
- fprintf(stderr, "Usage: kallsyms [--all-symbols] "
- "[--symbol-prefix=<prefix char>] "
- "[--page-offset=<CONFIG_PAGE_OFFSET>] "
- "< in.map > out.S\n");
+ fprintf(stderr, "Usage: kallsyms [--all-symbols] [--symbol-prefix=<prefix char>] < in.map > out.S\n");
exit(1);
}
@@ -198,9 +194,6 @@ static int symbol_valid(struct sym_entry *s)
int i;
int offset = 1;
- if (s->addr < kernel_start_addr)
- return 0;
-
/* skip prefix char */
if (symbol_prefix_char && *(s->sym + 1) == symbol_prefix_char)
offset++;
@@ -653,9 +646,6 @@ int main(int argc, char **argv)
if ((*p == '"' && *(p+2) == '"') || (*p == '\'' && *(p+2) == '\''))
p++;
symbol_prefix_char = *p;
- } else if (strncmp(argv[i], "--page-offset=", 14) == 0) {
- const char *p = &argv[i][14];
- kernel_start_addr = strtoull(p, NULL, 16);
} else
usage();
}
diff --git a/scripts/link-vmlinux.sh b/scripts/link-vmlinux.sh
index 0d8d2ee..d482a0d 100644
--- a/scripts/link-vmlinux.sh
+++ b/scripts/link-vmlinux.sh
@@ -82,8 +82,6 @@ kallsyms()
kallsymopt="${kallsymopt} --all-symbols"
fi
- kallsymopt="${kallsymopt} --page-offset=$CONFIG_PAGE_OFFSET"
-
local aflags="${KBUILD_AFLAGS} ${KBUILD_AFLAGS_KERNEL} \
${NOSTDINC_FLAGS} ${LINUXINCLUDE} ${KBUILD_CPPFLAGS}"
--
1.8.4.3
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