diff options
author | Ingo Molnar <mingo@elte.hu> | 2009-02-11 09:22:04 +0100 |
---|---|---|
committer | Ingo Molnar <mingo@elte.hu> | 2009-02-11 09:22:04 +0100 |
commit | 95fd4845ed0ffcab305b4f30ce1c12dc34f1b56c (patch) | |
tree | aa2aac22a5b329b778a6771a87bbf1945ad49bbd /kernel/kallsyms.c | |
parent | perf_counters: account NMI interrupts (diff) | |
parent | Linux 2.6.29-rc4 (diff) | |
download | linux-95fd4845ed0ffcab305b4f30ce1c12dc34f1b56c.tar.xz linux-95fd4845ed0ffcab305b4f30ce1c12dc34f1b56c.zip |
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.c | 16 |
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 @@ #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; |