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author | Ingo Molnar <mingo@elte.hu> | 2008-07-26 11:22:33 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-07-26 11:26:23 +0200 |
commit | 36ac26171afa8dbf29226199699fe955d4a0b6f6 (patch) | |
tree | af89e8bcff79b088d2a182283312e4bac9f934c3 /include/linux/crash_dump.h | |
parent | 88bef5a4074e0568cf54df410f41065c06694d8a (diff) | |
download | linux-stable-36ac26171afa8dbf29226199699fe955d4a0b6f6.tar.gz linux-stable-36ac26171afa8dbf29226199699fe955d4a0b6f6.tar.bz2 linux-stable-36ac26171afa8dbf29226199699fe955d4a0b6f6.zip |
crashdump: fix undefined reference to `elfcorehdr_addr'
fix build bug introduced by 95b68dec0d5 "calgary iommu: use the first
kernels TCE tables in kdump":
arch/x86/kernel/built-in.o: In function `calgary_iommu_init':
(.init.text+0x8399): undefined reference to `elfcorehdr_addr'
arch/x86/kernel/built-in.o: In function `calgary_iommu_init':
(.init.text+0x856c): undefined reference to `elfcorehdr_addr'
arch/x86/kernel/built-in.o: In function `detect_calgary':
(.init.text+0x8c68): undefined reference to `elfcorehdr_addr'
arch/x86/kernel/built-in.o: In function `detect_calgary':
(.init.text+0x8d0c): undefined reference to `elfcorehdr_addr'
make elfcorehdr_addr a generally available symbol.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/crash_dump.h')
-rw-r--r-- | include/linux/crash_dump.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/crash_dump.h b/include/linux/crash_dump.h index 6cd39a927e1f..025e4f575103 100644 --- a/include/linux/crash_dump.h +++ b/include/linux/crash_dump.h @@ -8,7 +8,13 @@ #include <linux/proc_fs.h> #define ELFCORE_ADDR_MAX (-1ULL) + +#ifdef CONFIG_PROC_VMCORE extern unsigned long long elfcorehdr_addr; +#else +static const unsigned long long elfcorehdr_addr = ELFCORE_ADDR_MAX; +#endif + extern ssize_t copy_oldmem_page(unsigned long, char *, size_t, unsigned long, int); extern const struct file_operations proc_vmcore_operations; |