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Diffstat (limited to 'target/linux/generic/patches-4.0/205-backtrace_module_info.patch')
-rw-r--r--target/linux/generic/patches-4.0/205-backtrace_module_info.patch36
1 files changed, 36 insertions, 0 deletions
diff --git a/target/linux/generic/patches-4.0/205-backtrace_module_info.patch b/target/linux/generic/patches-4.0/205-backtrace_module_info.patch
new file mode 100644
index 0000000..2d0cc5a
--- /dev/null
+++ b/target/linux/generic/patches-4.0/205-backtrace_module_info.patch
@@ -0,0 +1,36 @@
+--- a/lib/vsprintf.c
++++ b/lib/vsprintf.c
+@@ -615,8 +615,10 @@ 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')
+@@ -630,15 +632,15 @@ char *symbol_string(char *buf, char *end
+ sprint_symbol(sym, value);
+ else
+ sprint_symbol_no_offset(sym, value);
+-
+- return string(buf, end, sym, spec);
+ #else
+- spec.field_width = 2 * sizeof(void *);
+- spec.flags |= SPECIAL | SMALL | ZEROPAD;
+- spec.base = 16;
++ len = snprintf(sym, sizeof(sym), "0x%lx", value);
+
+- return number(buf, end, value, spec);
++ mod = __module_address(value);
++ if (mod)
++ snprintf(sym + len, sizeof(sym) - len, " [%s@%p+0x%x]",
++ mod->name, mod->module_core, mod->core_size);
+ #endif
++ return string(buf, end, sym, spec);
+ }
+
+ static noinline_for_stack