From: "Christoph Lameter (Open Source)" <cl@linux.com>
To: Shuah Khan <shuah.khan@hp.com>
Cc: penberg@kernel.org, glommer@parallels.com, js1304@gmail.com,
David Rientjes <rientjes@google.com>,
linux-mm@kvack.org, LKML <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
shuahkhan@gmail.com
Subject: Re: [PATCH v2] mm: Restructure kmem_cache_create() to move debug cache integrity checks into a new function
Date: Thu, 9 Aug 2012 09:13:06 -0500 (CDT) [thread overview]
Message-ID: <alpine.DEB.2.02.1208090911100.15909@greybox.home> (raw)
In-Reply-To: <1344287631.2486.57.camel@lorien2>
On Mon, 6 Aug 2012, Shuah Khan wrote:
> +#ifdef CONFIG_DEBUG_VM
> +static int kmem_cache_sanity_check(const char *name, size_t size)
Why do we pass "size" in? AFAICT there is no need to.
> @@ -53,48 +93,17 @@ struct kmem_cache *kmem_cache_create(const char *name, size_t size, size_t align
> {
> struct kmem_cache *s = NULL;
>
> -#ifdef CONFIG_DEBUG_VM
> if (!name || in_interrupt() || size < sizeof(void *) ||
> size > KMALLOC_MAX_SIZE) {
> - printk(KERN_ERR "kmem_cache_create(%s) integrity check"
> - " failed\n", name);
> + pr_err("kmem_cache_create(%s) integrity check failed\n", name);
> goto out;
> }
> -#endif
>
If you move the above code into the sanity check function then you will be
using the size as well. These are also sanity checks after all.
next prev parent reply other threads:[~2012-08-09 14:20 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-07-13 23:12 [PATCH TRIVIAL] mm: Fix build warning in kmem_cache_create() Shuah Khan
2012-07-14 9:18 ` David Rientjes
2012-07-14 12:01 ` Pekka Enberg
2012-07-16 3:04 ` Shuah Khan
2012-07-16 9:58 ` David Rientjes
2012-07-16 14:17 ` Christoph Lameter
2012-07-16 15:56 ` Shuah Khan
2012-07-16 19:58 ` David Rientjes
2012-07-16 20:14 ` Christoph Lameter
2012-07-16 23:48 ` David Rientjes
2012-07-17 14:36 ` Christoph Lameter
2012-07-17 14:46 ` Pekka Enberg
2012-07-17 15:11 ` Christoph Lameter
2012-07-23 7:04 ` Glauber Costa
2012-07-25 15:28 ` Christoph Lameter
2012-07-17 16:52 ` Shuah Khan
2012-07-30 10:18 ` Pekka Enberg
2012-07-30 19:56 ` David Rientjes
2012-07-30 20:41 ` Pekka Enberg
2012-07-31 2:07 ` David Rientjes
2012-07-31 6:05 ` Pekka Enberg
2012-08-06 3:41 ` Shuah Khan
2012-08-06 15:14 ` [PATCH RESEND] mm: Restructure kmem_cache_create() to move debug cache integrity checks into a new function Shuah Khan
2012-08-06 16:49 ` JoonSoo Kim
2012-08-06 17:03 ` Shuah Khan
2012-08-06 21:13 ` [PATCH v2] " Shuah Khan
2012-08-09 14:06 ` Shuah Khan
2012-08-09 14:13 ` Christoph Lameter (Open Source) [this message]
2012-08-09 17:01 ` Shuah Khan
2012-08-09 19:08 ` Christoph Lameter (Open Source)
2012-08-09 19:33 ` Shuah Khan
2012-08-12 16:40 ` [PATCH v3] " Shuah Khan
2012-08-12 17:36 ` Christoph
2012-08-15 23:53 ` Andrew Morton
2012-08-16 6:40 ` Pekka Enberg
2012-08-08 14:14 ` [PATCH RESEND] " Christoph Lameter (Open Source)
2012-08-08 15:13 ` Shuah Khan
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