linux-kernel - Re: [PATCH 02/32] kasan: rename kasan_set_*_info to kasan_save_*

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Date:   Mon, 20 Jun 2022 15:39:30 +0200
From:   Marco Elver <elver@...gle.com>
To:     andrey.konovalov@...ux.dev
Cc:     Alexander Potapenko <glider@...gle.com>,
        Andrey Konovalov <andreyknvl@...il.com>,
        Dmitry Vyukov <dvyukov@...gle.com>,
        Andrey Ryabinin <ryabinin.a.a@...il.com>,
        kasan-dev@...glegroups.com, Peter Collingbourne <pcc@...gle.com>,
        Evgenii Stepanov <eugenis@...gle.com>,
        Florian Mayer <fmayer@...gle.com>,
        Andrew Morton <akpm@...ux-foundation.org>, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org,
        Andrey Konovalov <andreyknvl@...gle.com>
Subject: Re: [PATCH 02/32] kasan: rename kasan_set_*_info to kasan_save_*_info

On Mon, 13 Jun 2022 at 22:15, <andrey.konovalov@...ux.dev> wrote:
>
> From: Andrey Konovalov <andreyknvl@...gle.com>
>
> Rename set_alloc_info() and kasan_set_free_info() to save_alloc_info()
> and kasan_save_free_info(). The new names make more sense.
>
> Signed-off-by: Andrey Konovalov <andreyknvl@...gle.com>

Reviewed-by: Marco Elver <elver@...gle.com>


> ---
>  mm/kasan/common.c  | 8 ++++----
>  mm/kasan/generic.c | 2 +-
>  mm/kasan/kasan.h   | 2 +-
>  mm/kasan/tags.c    | 2 +-
>  4 files changed, 7 insertions(+), 7 deletions(-)
>
> diff --git a/mm/kasan/common.c b/mm/kasan/common.c
> index 968d2365d8c1..753775b894b6 100644
> --- a/mm/kasan/common.c
> +++ b/mm/kasan/common.c
> @@ -364,7 +364,7 @@ static inline bool ____kasan_slab_free(struct kmem_cache *cache, void *object,
>                 return false;
>
>         if (kasan_stack_collection_enabled())
> -               kasan_set_free_info(cache, object, tag);
> +               kasan_save_free_info(cache, object, tag);
>
>         return kasan_quarantine_put(cache, object);
>  }
> @@ -423,7 +423,7 @@ void __kasan_slab_free_mempool(void *ptr, unsigned long ip)
>         }
>  }
>
> -static void set_alloc_info(struct kmem_cache *cache, void *object,
> +static void save_alloc_info(struct kmem_cache *cache, void *object,
>                                 gfp_t flags, bool is_kmalloc)
>  {
>         struct kasan_alloc_meta *alloc_meta;
> @@ -467,7 +467,7 @@ void * __must_check __kasan_slab_alloc(struct kmem_cache *cache,
>
>         /* Save alloc info (if possible) for non-kmalloc() allocations. */
>         if (kasan_stack_collection_enabled())
> -               set_alloc_info(cache, (void *)object, flags, false);
> +               save_alloc_info(cache, (void *)object, flags, false);
>
>         return tagged_object;
>  }
> @@ -513,7 +513,7 @@ static inline void *____kasan_kmalloc(struct kmem_cache *cache,
>          * This also rewrites the alloc info when called from kasan_krealloc().
>          */
>         if (kasan_stack_collection_enabled())
> -               set_alloc_info(cache, (void *)object, flags, true);
> +               save_alloc_info(cache, (void *)object, flags, true);
>
>         /* Keep the tag that was set by kasan_slab_alloc(). */
>         return (void *)object;
> diff --git a/mm/kasan/generic.c b/mm/kasan/generic.c
> index 437fcc7e77cf..03a3770cfeae 100644
> --- a/mm/kasan/generic.c
> +++ b/mm/kasan/generic.c
> @@ -358,7 +358,7 @@ void kasan_record_aux_stack_noalloc(void *addr)
>         return __kasan_record_aux_stack(addr, false);
>  }
>
> -void kasan_set_free_info(struct kmem_cache *cache,
> +void kasan_save_free_info(struct kmem_cache *cache,
>                                 void *object, u8 tag)
>  {
>         struct kasan_free_meta *free_meta;
> diff --git a/mm/kasan/kasan.h b/mm/kasan/kasan.h
> index 610d60d6e5b8..6df8d7b01073 100644
> --- a/mm/kasan/kasan.h
> +++ b/mm/kasan/kasan.h
> @@ -284,7 +284,7 @@ struct slab *kasan_addr_to_slab(const void *addr);
>
>  depot_stack_handle_t kasan_save_stack(gfp_t flags, bool can_alloc);
>  void kasan_set_track(struct kasan_track *track, gfp_t flags);
> -void kasan_set_free_info(struct kmem_cache *cache, void *object, u8 tag);
> +void kasan_save_free_info(struct kmem_cache *cache, void *object, u8 tag);
>  struct kasan_track *kasan_get_free_track(struct kmem_cache *cache,
>                                 void *object, u8 tag);
>
> diff --git a/mm/kasan/tags.c b/mm/kasan/tags.c
> index 8f48b9502a17..b453a353bc86 100644
> --- a/mm/kasan/tags.c
> +++ b/mm/kasan/tags.c
> @@ -17,7 +17,7 @@
>
>  #include "kasan.h"
>
> -void kasan_set_free_info(struct kmem_cache *cache,
> +void kasan_save_free_info(struct kmem_cache *cache,
>                                 void *object, u8 tag)
>  {
>         struct kasan_alloc_meta *alloc_meta;
> --
> 2.25.1
>
> --
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