diff options
| author | Heiko Carstens <hca@linux.ibm.com> | 2022-02-28 10:45:43 +0100 |
|---|---|---|
| committer | Vasily Gorbik <gor@linux.ibm.com> | 2022-03-08 00:33:00 +0100 |
| commit | a156f09c9063bc6c11502fc49a6d006489f25eb3 (patch) | |
| tree | 863705257aebe7a819f6d7dbbe7ad5ffd4e78b80 /arch/s390/kernel | |
| parent | 9d792ef17f18734bca823910b89254dec37b50c5 (diff) | |
s390/extable: sort amode31 extable early
The early program check handler is active before the amode31 extable
is sorted. Therefore in case a program check happens early within the
amode31 code the extable entry might not be found.
Fix this by sorting the amode31 extable early.
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Diffstat (limited to 'arch/s390/kernel')
| -rw-r--r-- | arch/s390/kernel/early.c | 6 | ||||
| -rw-r--r-- | arch/s390/kernel/traps.c | 1 |
2 files changed, 6 insertions, 1 deletions
diff --git a/arch/s390/kernel/early.c b/arch/s390/kernel/early.c index b8cfac4918d9..3dae0c04d33b 100644 --- a/arch/s390/kernel/early.c +++ b/arch/s390/kernel/early.c @@ -293,6 +293,11 @@ static void __init check_image_bootable(void) disabled_wait(); } +static void __init sort_amode31_extable(void) +{ + sort_extable(__start_amode31_ex_table, __stop_amode31_ex_table); +} + void __init startup_init(void) { sclp_early_adjust_va(); @@ -301,6 +306,7 @@ void __init startup_init(void) time_early_init(); init_kernel_storage_key(); lockdep_off(); + sort_amode31_extable(); setup_lowcore_early(); setup_facility_list(); detect_machine_type(); diff --git a/arch/s390/kernel/traps.c b/arch/s390/kernel/traps.c index 2b780786fc68..c2b1ffe88acf 100644 --- a/arch/s390/kernel/traps.c +++ b/arch/s390/kernel/traps.c @@ -291,7 +291,6 @@ static void __init test_monitor_call(void) void __init trap_init(void) { - sort_extable(__start_amode31_ex_table, __stop_amode31_ex_table); local_mcck_enable(); test_monitor_call(); } |