Hi Chengguang,
On 2018/9/18 18:47, cgxu519 wrote:
> On 09/18/2018 03:07 PM, Gao Xiang wrote:
>> Hi Chengguang,
>>
>> On 2018/9/17 23:34, Chengguang Xu wrote:
>>> Define a dummpy function of erofs_build_fault_attr() when macro
>>> CONFIG_EROFS_FAULT_INJECTION is disabled, so that we don't have to
>>> check the macro in calling place. Based on above adjustment,
>>> do proper code cleanup for option parsing of fault_injection.
>>>
>>> Signed-off-by: Chengguang Xu <cgxu519@xxxxxxx>
>>> ---
>>> drivers/staging/erofs/super.c | 33 ++++++++++++++++++++-------------
>>> 1 file changed, 20 insertions(+), 13 deletions(-)
>>>
>>> diff --git a/drivers/staging/erofs/super.c b/drivers/staging/erofs/super.c
>>> index 9e421536cbdf..7ce2fd3d49f3 100644
>>> --- a/drivers/staging/erofs/super.c
>>> +++ b/drivers/staging/erofs/super.c
>>> @@ -145,10 +145,14 @@ char *erofs_fault_name[FAULT_MAX] = {
>>> [FAULT_KMALLOC] = "kmalloc",
>>> };
>>> -static void erofs_build_fault_attr(struct erofs_sb_info *sbi,
>>> - unsigned int rate)
>>> +static int erofs_build_fault_attr(struct erofs_sb_info *sbi,
>>> + substring_t *args)
>>> {
>>> struct erofs_fault_info *ffi = &sbi->fault_info;
>>> + int rate = 0;
>>> +
>>> + if (args->from && match_int(args, &rate))
>>> + return -EINVAL;
>>> if (rate) {
>>> atomic_set(&ffi->inject_ops, 0);
>>> @@ -157,6 +161,15 @@ static void erofs_build_fault_attr(struct erofs_sb_info *sbi,
>>> } else {
>>> memset(ffi, 0, sizeof(struct erofs_fault_info));
>>> }
>>> +
>>> + set_opt(sbi, FAILt_INJECTION);
>> drivers/staging/erofs/super.c: In function ‘__erofs_build_fault_attr’:
>> drivers/staging/erofs/internal.h:176:51: error: ‘EROFS_MOUNT_FAILt_INJECTION’ undeclared (first use in this function)
>> #define set_opt(sbi, option) ((sbi)->mount_opt |= EROFS_MOUNT_##option)
>> ^
>> drivers/staging/erofs/super.c:166:2: note: in expansion of macro ‘set_opt’
>> set_opt(sbi, FAILt_INJECTION);
>> ^
>> drivers/staging/erofs/internal.h:176:51: note: each undeclared identifier is reported only once for each function it appears in
>> #define set_opt(sbi, option) ((sbi)->mount_opt |= EROFS_MOUNT_##option)
>> ^
>> drivers/staging/erofs/super.c:166:2: note: in expansion of macro ‘set_opt’
>> set_opt(sbi, FAILt_INJECTION);
>> ^
>
> Hi Xiang,
>
> I'm really sorry for that, I'm curious how it passed my building test.
> I deleted all existing config and binary files and tested with/without INJECTION config this time.
I have no idea either...
No worry about that, just resend your fixed patch.
Thanks,
Gao Xiang
>
>
> Thanks,
> Chengguang
>
>
>
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