From: Matthew Wilcox <willy@infradead.org>
To: Karolina Drobnik <karolinadrobnik@gmail.com>
Cc: linux-mm@kvack.org, akpm@linux-foundation.org,
mike.rapoport@gmail.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 01/16] tools: Move gfp.h and slab.h from radix-tree to lib
Date: Thu, 27 Jan 2022 13:36:47 +0000 [thread overview]
Message-ID: <YfKf74qdUXrPPZHZ@casper.infradead.org> (raw)
In-Reply-To: <777d0cfcf531357cfe39d53987aa964a3a42ce8b.1643206612.git.karolinadrobnik@gmail.com>
On Thu, Jan 27, 2022 at 02:21:19PM +0100, Karolina Drobnik wrote:
> diff --git a/tools/testing/radix-tree/linux.c b/tools/testing/radix-tree/linux.c
> index 2d9c59df60de..81539f543954 100644
> --- a/tools/testing/radix-tree/linux.c
> +++ b/tools/testing/radix-tree/linux.c
> @@ -14,7 +14,6 @@
>
> int nr_allocated;
> int preempt_count;
> -int kmalloc_verbose;
> int test_verbose;
>
> struct kmem_cache {
> @@ -78,32 +77,6 @@ void kmem_cache_free(struct kmem_cache *cachep, void *objp)
> pthread_mutex_unlock(&cachep->lock);
> }
>
> -void *kmalloc(size_t size, gfp_t gfp)
> -{
> - void *ret;
> -
> - if (!(gfp & __GFP_DIRECT_RECLAIM))
> - return NULL;
> -
> - ret = malloc(size);
> - uatomic_inc(&nr_allocated);
> - if (kmalloc_verbose)
> - printf("Allocating %p from malloc\n", ret);
> - if (gfp & __GFP_ZERO)
> - memset(ret, 0, size);
> - return ret;
> -}
> -
> -void kfree(void *p)
> -{
> - if (!p)
> - return;
> - uatomic_dec(&nr_allocated);
> - if (kmalloc_verbose)
> - printf("Freeing %p to malloc\n", p);
> - free(p);
> -}
> -
> struct kmem_cache *
> kmem_cache_create(const char *name, unsigned int size, unsigned int align,
> unsigned int flags, void (*ctor)(void *))
I don't think it makes much sense to move kmalloc() and not to move
the kmem_cache* functions. They're all provided by slab in the kernel
proper, so while you don't use them, I think keeping all the memory
allocation functions together is preferable.
next prev parent reply other threads:[~2022-01-27 13:36 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-27 13:21 [PATCH 00/16] Introduce memblock simulator Karolina Drobnik
2022-01-27 13:21 ` [PATCH 01/16] tools: Move gfp.h and slab.h from radix-tree to lib Karolina Drobnik
2022-01-27 13:28 ` Matthew Wilcox
2022-01-28 11:00 ` Karolina Drobnik
2022-01-27 13:36 ` Matthew Wilcox [this message]
2022-01-28 11:02 ` Karolina Drobnik
2022-01-28 17:30 ` Karolina Drobnik
2022-01-27 13:21 ` [PATCH 02/16] tools/include: Add phys_addr_t to types.h Karolina Drobnik
2022-01-27 13:21 ` [PATCH 03/16] tools/include: Add _RET_IP_ and math definitions to kernel.h Karolina Drobnik
2022-01-27 13:54 ` Matthew Wilcox
2022-01-28 11:05 ` Karolina Drobnik
2022-01-27 13:21 ` [PATCH 04/16] tools/include: Update atomic.h header Karolina Drobnik
2022-01-27 13:56 ` Matthew Wilcox
2022-01-28 11:08 ` Karolina Drobnik
2022-01-27 13:21 ` [PATCH 05/16] tools/include: Add mm.h file Karolina Drobnik
2022-01-27 13:21 ` [PATCH 06/16] tools/include: Add cache.h stub Karolina Drobnik
2022-01-27 14:00 ` Matthew Wilcox
2022-01-28 11:13 ` Karolina Drobnik
2022-01-28 13:10 ` Matthew Wilcox
2022-01-27 13:21 ` [PATCH 07/16] tools/include: Add io.h stub Karolina Drobnik
2022-01-27 14:09 ` Matthew Wilcox
2022-01-28 11:21 ` Karolina Drobnik
2022-01-30 16:10 ` Mike Rapoport
2022-01-30 17:53 ` Matthew Wilcox
2022-01-30 19:00 ` Mike Rapoport
2022-01-31 10:55 ` Karolina Drobnik
2022-01-31 13:30 ` Arnd Bergmann
2022-01-31 15:18 ` Mike Rapoport
2022-01-31 16:26 ` Arnd Bergmann
2022-01-31 10:54 ` Karolina Drobnik
2022-01-27 13:21 ` [PATCH 08/16] tools/include: Add pfn.h stub Karolina Drobnik
2022-01-27 13:21 ` [PATCH 09/16] tools/include: Add debugfs.h stub Karolina Drobnik
2022-01-27 13:21 ` [PATCH 10/16] memblock tests: Add skeleton of the memblock simulator Karolina Drobnik
2022-01-27 14:02 ` Matthew Wilcox
2022-01-27 14:06 ` Matthew Wilcox
2022-01-28 11:25 ` Karolina Drobnik
2022-01-28 13:11 ` Matthew Wilcox
2022-01-27 13:21 ` [PATCH 11/16] memblock tests: Add memblock reset function Karolina Drobnik
2022-01-27 13:21 ` [PATCH 12/16] memblock tests: Add memblock_add tests Karolina Drobnik
2022-01-27 13:21 ` [PATCH 13/16] memblock tests: Add memblock_reserve tests Karolina Drobnik
2022-01-27 13:21 ` [PATCH 14/16] memblock tests: Add memblock_remove tests Karolina Drobnik
2022-01-27 13:21 ` [PATCH 15/16] memblock tests: Add memblock_add_node test Karolina Drobnik
2022-01-27 13:21 ` [PATCH 16/16] memblock tests: Add memblock_free tests Karolina Drobnik
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