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openwrt/target/linux/generic/pending-5.10/205-backtrace_module_info.patch
John Audia cd634afe6c kernel: bump 5.10 to 5.10.119
Delete the crypto-lib-blake2s kmod package, as BLAKE2s is now built-in.
Patches automatically rebased.

Build system: x86_64
Build-tested: ipq806x/R7800, x86/64

Signed-off-by: John Audia <therealgraysky@proton.me>
2022-06-06 19:20:02 +02:00

42 lines
1.2 KiB
Diff

From: Felix Fietkau <nbd@nbd.name>
Subject: kernel: when KALLSYMS is disabled, print module address + size for matching backtrace entries
[john@phrozen.org: felix will add this to his upstream queue]
lede-commit 53827cdc824556cda910b23ce5030c363b8f1461
Signed-off-by: Felix Fietkau <nbd@nbd.name>
---
lib/vsprintf.c | 15 +++++++++++----
1 file changed, 11 insertions(+), 4 deletions(-)
--- a/lib/vsprintf.c
+++ b/lib/vsprintf.c
@@ -985,8 +985,10 @@ char *symbol_string(char *buf, char *end
struct printf_spec spec, const char *fmt)
{
unsigned long value;
-#ifdef CONFIG_KALLSYMS
char sym[KSYM_SYMBOL_LEN];
+#ifndef CONFIG_KALLSYMS
+ struct module *mod;
+ int len;
#endif
if (fmt[1] == 'R')
@@ -1003,8 +1005,14 @@ char *symbol_string(char *buf, char *end
return string_nocheck(buf, end, sym, spec);
#else
- return special_hex_number(buf, end, value, sizeof(void *));
+ len = snprintf(sym, sizeof(sym), "0x%lx", value);
+ mod = __module_address(value);
+ if (mod)
+ snprintf(sym + len, sizeof(sym) - len, " [%s@%p+0x%x]",
+ mod->name, mod->core_layout.base,
+ mod->core_layout.size);
#endif
+ return string(buf, end, sym, spec);
}
static const struct printf_spec default_str_spec = {