Re: [PATCH v6] mm: slub: move sysfs slab alloc/free interfaces to debugfs

From: Faiyaz Mohammed
Date: Wed May 19 2021 - 06:49:31 EST


Hi,

On 5/18/2021 6:58 PM, Greg KH wrote:
> On Tue, May 18, 2021 at 06:15:49PM +0530, Faiyaz Mohammed wrote:
>> alloc_calls and free_calls implementation in sysfs have two issues,
>> one is PAGE_SIZE limitiation of sysfs and other is it does not adhere
>> to "one value per file" rule.
>>
>> To overcome this issues, move the alloc_calls and free_calls implemeation
>> to debugfs.
>>
>> Rename the alloc_calls/free_calls to alloc_traces/free_traces,
>> to be inline with what it does.
>>
>> Reported-by: kernel test robot <lkp@xxxxxxxxx>
>> Reported-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
>> Signed-off-by: Faiyaz Mohammed <faiyazm@xxxxxxxxxxxxxx>
>> ---
>> include/linux/slub_def.h | 8 ++
>> mm/slab_common.c | 9 ++
>> mm/slub.c | 359 ++++++++++++++++++++++++++++++++++++-----------
>> 3 files changed, 294 insertions(+), 82 deletions(-)
>
> If this is v6, what happened in v1-5? That should always be below the
> --- line, right?
>
Will update in next patch version.

Thanks and regards,
Mohammed Faiyaz