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SubjectRe: [PATCH 1/2] mips/kgdb: prepare arch_kgdb_ops for constness
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Le 06/12/2018 à 15:09, Daniel Thompson a écrit :
> On Wed, Dec 05, 2018 at 04:41:09AM +0000, Christophe Leroy wrote:
>> MIPS is the only architecture modifying arch_kgdb_ops during init.
>> This patch makes the init static, so that it can be changed to
>> const in following patch, as recommended by checkpatch.pl
>>
>> Suggested-by: Paul Burton <paul.burton@mips.com>
>> Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
>
> From my side this is
> Acked-by: Daniel Thompson <daniel.thompson@linaro.org>
>
> Since this is a dependency for the next patch I'd be happy to take via
> my tree... but would need an ack from the MIPS guys to do that.

Got an ack from MIPS:
Acked-by: Paul Burton <paul.burton@mips.com>

Included in commit text v2

Christophe

>
>
> Daniel.
>
>> ---
>> arch/mips/kernel/kgdb.c | 16 +++++++---------
>> 1 file changed, 7 insertions(+), 9 deletions(-)
>>
>> diff --git a/arch/mips/kernel/kgdb.c b/arch/mips/kernel/kgdb.c
>> index eb6c0d582626..31eff1bec577 100644
>> --- a/arch/mips/kernel/kgdb.c
>> +++ b/arch/mips/kernel/kgdb.c
>> @@ -394,18 +394,16 @@ int kgdb_arch_handle_exception(int vector, int signo, int err_code,
>> return -1;
>> }
>>
>> -struct kgdb_arch arch_kgdb_ops;
>> +struct kgdb_arch arch_kgdb_ops = {
>> +#ifdef CONFIG_CPU_BIG_ENDIAN
>> + .gdb_bpt_instr = { spec_op << 2, 0x00, 0x00, break_op },
>> +#else
>> + .gdb_bpt_instr = { break_op, 0x00, 0x00, spec_op << 2 },
>> +#endif
>> +};
>>
>> int kgdb_arch_init(void)
>> {
>> - union mips_instruction insn = {
>> - .r_format = {
>> - .opcode = spec_op,
>> - .func = break_op,
>> - }
>> - };
>> - memcpy(arch_kgdb_ops.gdb_bpt_instr, insn.byte, BREAK_INSTR_SIZE);
>> -
>> register_die_notifier(&kgdb_notifier);
>>
>> return 0;
>> --
>> 2.13.3
>>

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