2021-06-18 12:50:56

by Lukas Bulwahn

[permalink] [raw]
Subject: Re: [PATCH] slab: Use %s instead of function name

On Fri, Jun 18, 2021 at 12:59 PM gumingtao <[email protected]> wrote:
>
> It is better to replace the function name with %s.
>
> Signed-off-by: gumingtao <[email protected]>
> ---
> mm/slab_common.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/mm/slab_common.c b/mm/slab_common.c
> index a4a5714..36127dc 100644
> --- a/mm/slab_common.c
> +++ b/mm/slab_common.c
> @@ -381,8 +381,8 @@ kmem_cache_create_usercopy(const char *name,
> panic("kmem_cache_create: Failed to create slab '%s'. Error %d\n",

I am just wondering:

Can you also make that refactoring change for the panic() call as well?

How about checking the whole file for such patterns and doing that
change for all occurrences?


> name, err);
> else {
> - pr_warn("kmem_cache_create(%s) failed with error %d\n",
> - name, err);
> + pr_warn("%s(%s) failed with error %d\n",
> + __func__, name, err);
> dump_stack();
> }
> return NULL;
> --
> 2.7.4
>


2021-06-19 02:19:53

by David Rientjes

[permalink] [raw]
Subject: Re: [PATCH] slab: Use %s instead of function name

On Fri, 18 Jun 2021, Lukas Bulwahn wrote:

> > It is better to replace the function name with %s.
> >
> > Signed-off-by: gumingtao <[email protected]>
> > ---
> > mm/slab_common.c | 4 ++--
> > 1 file changed, 2 insertions(+), 2 deletions(-)
> >
> > diff --git a/mm/slab_common.c b/mm/slab_common.c
> > index a4a5714..36127dc 100644
> > --- a/mm/slab_common.c
> > +++ b/mm/slab_common.c
> > @@ -381,8 +381,8 @@ kmem_cache_create_usercopy(const char *name,
> > panic("kmem_cache_create: Failed to create slab '%s'. Error %d\n",
>
> I am just wondering:
>
> Can you also make that refactoring change for the panic() call as well?
>
> How about checking the whole file for such patterns and doing that
> change for all occurrences?
>

Yeah, that would be ideal if gumingtao is willing to do it. These are
some instances where the function name actually mismatches. gumingtao,
would you be willing to do this?