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author | Heiko Carstens <hca@linux.ibm.com> | 2022-03-16 19:13:20 +0100 |
---|---|---|
committer | Vasily Gorbik <gor@linux.ibm.com> | 2022-03-27 22:18:38 +0200 |
commit | f09354ffd84eef3c88efa8ba6df05efe50cfd16a (patch) | |
tree | febf9e8e1a0dacbc7e76378153cda3339aecc301 /arch/s390/kernel | |
parent | 081397d13f9cfcc10e5bc903559419f6bfc31cca (diff) | |
download | linux-f09354ffd84eef3c88efa8ba6df05efe50cfd16a.tar.gz linux-f09354ffd84eef3c88efa8ba6df05efe50cfd16a.tar.bz2 linux-f09354ffd84eef3c88efa8ba6df05efe50cfd16a.zip |
s390/traps: improve panic message for translation-specification exception
There are many different types of translation exceptions but only a
translation-specification exception leads to a kernel panic since it
indicates corrupted page tables, which must never happen.
Improve the panic message so it is a bit more obvious what this is about.
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/traps.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/s390/kernel/traps.c b/arch/s390/kernel/traps.c index 674c65019434..1d2aa448d103 100644 --- a/arch/s390/kernel/traps.c +++ b/arch/s390/kernel/traps.c @@ -141,10 +141,10 @@ static inline void do_fp_trap(struct pt_regs *regs, __u32 fpc) do_trap(regs, SIGFPE, si_code, "floating point exception"); } -static void translation_exception(struct pt_regs *regs) +static void translation_specification_exception(struct pt_regs *regs) { /* May never happen. */ - panic("Translation exception"); + panic("Translation-Specification Exception"); } static void illegal_op(struct pt_regs *regs) @@ -368,7 +368,7 @@ static void (*pgm_check_table[128])(struct pt_regs *regs) = { [0x0f] = hfp_divide_exception, [0x10] = do_dat_exception, [0x11] = do_dat_exception, - [0x12] = translation_exception, + [0x12] = translation_specification_exception, [0x13] = special_op_exception, [0x14] = default_trap_handler, [0x15] = operand_exception, |