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authorLinus Torvalds <torvalds@linux-foundation.org>2009-01-26 15:10:37 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-01-26 15:10:37 -0800
commit2034563ca323ee45f37a32911550d21c1f1e9626 (patch)
treecb9cfd052df2caa736f95890580b9de39276b77f /kernel
parent924d26df6b774b85c8b4548189b20e34f904a149 (diff)
parentdf291fa993c506da89a89264ff8166bccd172a14 (diff)
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Merge git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild-fixes
* git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild-fixes: kbuild: fix kbuild.txt typos kbuild: print usage with no arguments in scripts/config Revert "kbuild: strip generated symbols from *.ko"
Diffstat (limited to 'kernel')
-rw-r--r--kernel/kallsyms.c16
1 files changed, 10 insertions, 6 deletions
diff --git a/kernel/kallsyms.c b/kernel/kallsyms.c
index e694afa..7b8b0f2 100644
--- a/kernel/kallsyms.c
+++ b/kernel/kallsyms.c
@@ -30,19 +30,20 @@
#define all_var 0
#endif
-extern const unsigned long kallsyms_addresses[];
-extern const u8 kallsyms_names[];
+/* These will be re-linked against their real values during the second link stage */
+extern const unsigned long kallsyms_addresses[] __attribute__((weak));
+extern const u8 kallsyms_names[] __attribute__((weak));
/* tell the compiler that the count isn't in the small data section if the arch
* has one (eg: FRV)
*/
extern const unsigned long kallsyms_num_syms
- __attribute__((__section__(".rodata")));
+__attribute__((weak, section(".rodata")));
-extern const u8 kallsyms_token_table[];
-extern const u16 kallsyms_token_index[];
+extern const u8 kallsyms_token_table[] __attribute__((weak));
+extern const u16 kallsyms_token_index[] __attribute__((weak));
-extern const unsigned long kallsyms_markers[];
+extern const unsigned long kallsyms_markers[] __attribute__((weak));
static inline int is_kernel_inittext(unsigned long addr)
{
@@ -167,6 +168,9 @@ static unsigned long get_symbol_pos(unsigned long addr,
unsigned long symbol_start = 0, symbol_end = 0;
unsigned long i, low, high, mid;
+ /* This kernel should never had been booted. */
+ BUG_ON(!kallsyms_addresses);
+
/* do a binary search on the sorted kallsyms_addresses array */
low = 0;
high = kallsyms_num_syms;