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authorFelix Fietkau <nbd@openwrt.org>2015-05-10 13:16:40 +0000
committerFelix Fietkau <nbd@openwrt.org>2015-05-10 13:16:40 +0000
commit9ebb99cb98d2594fd34224b43506fd239ccbdb30 (patch)
tree8510a7226af237d632827f1b2c880b6bac9737f3 /target/linux/generic/patches-4.0
parent64661de100da1ec1061ef3e5e400285dce115e6b (diff)
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kernel: fix regression in backtrace module info change (#19631)
Signed-off-by: Felix Fietkau <nbd@openwrt.org> SVN-Revision: 45665
Diffstat (limited to 'target/linux/generic/patches-4.0')
-rw-r--r--target/linux/generic/patches-4.0/205-backtrace_module_info.patch24
1 files changed, 11 insertions, 13 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
index 8417d609d3..2d0cc5ab8b 100644
--- a/target/linux/generic/patches-4.0/205-backtrace_module_info.patch
+++ b/target/linux/generic/patches-4.0/205-backtrace_module_info.patch
@@ -1,38 +1,36 @@
--- a/lib/vsprintf.c
+++ b/lib/vsprintf.c
-@@ -614,10 +614,12 @@ static noinline_for_stack
- char *symbol_string(char *buf, char *end, void *ptr,
+@@ -615,8 +615,10 @@ char *symbol_string(char *buf, char *end
struct printf_spec spec, const char *fmt)
{
-+#ifndef CONFIG_KALLSYMS
-+ struct module *mod;
-+#endif
unsigned long value;
-#ifdef CONFIG_KALLSYMS
char sym[KSYM_SYMBOL_LEN];
--#endif
++#ifndef CONFIG_KALLSYMS
++ struct module *mod;
+ int len;
+ #endif
if (fmt[1] == 'R')
- ptr = __builtin_extract_return_addr(ptr);
-@@ -631,13 +633,15 @@ char *symbol_string(char *buf, char *end
+@@ -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);
-
-- return number(buf, end, value, spec);
-+ return string(buf, end, sym, spec);
#endif
++ return string(buf, end, sym, spec);
}
+ static noinline_for_stack