aboutsummaryrefslogtreecommitdiffstats
path: root/kernel/kallsyms.c
diff options
context:
space:
mode:
authorIngo Molnar <mingo@elte.hu>2009-02-11 03:22:04 -0500
committerIngo Molnar <mingo@elte.hu>2009-02-11 03:22:04 -0500
commit95fd4845ed0ffcab305b4f30ce1c12dc34f1b56c (patch)
treeaa2aac22a5b329b778a6771a87bbf1945ad49bbd /kernel/kallsyms.c
parentd278c48435625cb6b7edcf6a547620768b175709 (diff)
parent8e4921515c1a379539607eb443d51c30f4f7f338 (diff)
Merge commit 'v2.6.29-rc4' into perfcounters/core
Conflicts: arch/x86/kernel/setup_percpu.c arch/x86/mm/fault.c drivers/acpi/processor_idle.c kernel/irq/handle.c
Diffstat (limited to 'kernel/kallsyms.c')
-rw-r--r--kernel/kallsyms.c16
1 files changed, 10 insertions, 6 deletions
diff --git a/kernel/kallsyms.c b/kernel/kallsyms.c
index e694afa0eb8c..7b8b0f21a5b1 100644
--- a/kernel/kallsyms.c
+++ b/kernel/kallsyms.c
@@ -30,19 +30,20 @@
30#define all_var 0 30#define all_var 0
31#endif 31#endif
32 32
33extern const unsigned long kallsyms_addresses[]; 33/* These will be re-linked against their real values during the second link stage */
34extern const u8 kallsyms_names[]; 34extern const unsigned long kallsyms_addresses[] __attribute__((weak));
35extern const u8 kallsyms_names[] __attribute__((weak));
35 36
36/* tell the compiler that the count isn't in the small data section if the arch 37/* tell the compiler that the count isn't in the small data section if the arch
37 * has one (eg: FRV) 38 * has one (eg: FRV)
38 */ 39 */
39extern const unsigned long kallsyms_num_syms 40extern const unsigned long kallsyms_num_syms
40 __attribute__((__section__(".rodata"))); 41__attribute__((weak, section(".rodata")));
41 42
42extern const u8 kallsyms_token_table[]; 43extern const u8 kallsyms_token_table[] __attribute__((weak));
43extern const u16 kallsyms_token_index[]; 44extern const u16 kallsyms_token_index[] __attribute__((weak));
44 45
45extern const unsigned long kallsyms_markers[]; 46extern const unsigned long kallsyms_markers[] __attribute__((weak));
46 47
47static inline int is_kernel_inittext(unsigned long addr) 48static inline int is_kernel_inittext(unsigned long addr)
48{ 49{
@@ -167,6 +168,9 @@ static unsigned long get_symbol_pos(unsigned long addr,
167 unsigned long symbol_start = 0, symbol_end = 0; 168 unsigned long symbol_start = 0, symbol_end = 0;
168 unsigned long i, low, high, mid; 169 unsigned long i, low, high, mid;
169 170
171 /* This kernel should never had been booted. */
172 BUG_ON(!kallsyms_addresses);
173
170 /* do a binary search on the sorted kallsyms_addresses array */ 174 /* do a binary search on the sorted kallsyms_addresses array */
171 low = 0; 175 low = 0;
172 high = kallsyms_num_syms; 176 high = kallsyms_num_syms;