diff options
| author | Heiko Carstens <heiko.carstens@de.ibm.com> | 2006-12-04 09:40:28 -0500 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2006-12-04 09:40:28 -0500 |
| commit | a1a392f0b4f27604811bf8aa8d7636b3b4bc3803 (patch) | |
| tree | 7356941b296f5866f55e5d61f211d193930a0943 /include/asm-s390/kexec.h | |
| parent | 15e9b586e0bd3692e2a21c5be178810d9d32214e (diff) | |
[S390] Bad kexec control page allocation.
KEXEC_CONTROL_MEMORY_LIMIT is an unsigned long value and therefore
should be defined as one. Otherwise the kexec control page can be
allocated above 2GB which will cause a specification exception on the
sam31 instruction in the s390 kexec relocation code.
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'include/asm-s390/kexec.h')
| -rw-r--r-- | include/asm-s390/kexec.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/asm-s390/kexec.h b/include/asm-s390/kexec.h index ce28ddda0f50..9c35c8ad1afd 100644 --- a/include/asm-s390/kexec.h +++ b/include/asm-s390/kexec.h | |||
| @@ -26,7 +26,7 @@ | |||
| 26 | 26 | ||
| 27 | /* Maximum address we can use for the control pages */ | 27 | /* Maximum address we can use for the control pages */ |
| 28 | /* Not more than 2GB */ | 28 | /* Not more than 2GB */ |
| 29 | #define KEXEC_CONTROL_MEMORY_LIMIT (1<<31) | 29 | #define KEXEC_CONTROL_MEMORY_LIMIT (1UL<<31) |
| 30 | 30 | ||
| 31 | /* Allocate one page for the pdp and the second for the code */ | 31 | /* Allocate one page for the pdp and the second for the code */ |
| 32 | #define KEXEC_CONTROL_CODE_SIZE 4096 | 32 | #define KEXEC_CONTROL_CODE_SIZE 4096 |