[KJ] Re: [PATCH 8/8] Inline 3 functions

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From: Matthew Dobson <colpatch@us.ibm.com>
To: Adrian Bunk <bunk@stusta.de>
Cc: Pekka J Enberg <penberg@cs.Helsinki.FI>,
	kernel-janitors@lists.osdl.org, linux-kernel@vger.kernel.org
Subject: [KJ] Re: [PATCH 8/8] Inline 3 functions
Date: Thu, 10 Nov 2005 17:04:20 +0000	[thread overview]
Message-ID: <43737D94.2060408@us.ibm.com> (raw)
In-Reply-To: <20051110104211.GB5376@stusta.de>

Adrian Bunk wrote:
> On Tue, Nov 08, 2005 at 11:08:30AM -0800, Matthew Dobson wrote:
> 
>>Pekka J Enberg wrote:
>>
>>>On Mon, 7 Nov 2005, Matthew Dobson wrote:
>>>
>>>
>>>>I found three functions in slab.c that have only 1 caller (kmem_getpages,
>>>>alloc_slabmgmt, and set_slab_attr), so let's inline them.
>>>
>>>
>>>Why? They aren't on the hot path and I don't see how this is an 
>>>improvement...
>>>
>>>			Pekka
>>
>>Well, no, they aren't on the hot path.  I just figured since they are only
>>ever called from one other function, why not inline them?  If the sentiment
>>is that it's a BAD idea, I'll drop it.
> 
> 
> And if there will one day be a second caller, noone will remember to 
> remove the inline...

So are you suggesting that we don't mark these functions 'inline', or are
you just pointing out that we'll need to drop the 'inline' if there is ever
another caller?

-Matt
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WARNING: multiple messages have this Message-ID (diff)

From: Matthew Dobson <colpatch@us.ibm.com>
To: Adrian Bunk <bunk@stusta.de>
Cc: Pekka J Enberg <penberg@cs.Helsinki.FI>,
	kernel-janitors@lists.osdl.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 8/8] Inline 3 functions
Date: Thu, 10 Nov 2005 09:04:20 -0800	[thread overview]
Message-ID: <43737D94.2060408@us.ibm.com> (raw)
In-Reply-To: <20051110104211.GB5376@stusta.de>

Adrian Bunk wrote:
> On Tue, Nov 08, 2005 at 11:08:30AM -0800, Matthew Dobson wrote:
> 
>>Pekka J Enberg wrote:
>>
>>>On Mon, 7 Nov 2005, Matthew Dobson wrote:
>>>
>>>
>>>>I found three functions in slab.c that have only 1 caller (kmem_getpages,
>>>>alloc_slabmgmt, and set_slab_attr), so let's inline them.
>>>
>>>
>>>Why? They aren't on the hot path and I don't see how this is an 
>>>improvement...
>>>
>>>			Pekka
>>
>>Well, no, they aren't on the hot path.  I just figured since they are only
>>ever called from one other function, why not inline them?  If the sentiment
>>is that it's a BAD idea, I'll drop it.
> 
> 
> And if there will one day be a second caller, noone will remember to 
> remove the inline...

So are you suggesting that we don't mark these functions 'inline', or are
you just pointing out that we'll need to drop the 'inline' if there is ever
another caller?

-Matt

next prev parent reply	other threads:[~2005-11-10 17:04 UTC|newest]

Thread overview: 79+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-11-08  0:45 [KJ] [PATCH 0/8] Cleanup slab.c Matthew Dobson
2005-11-08  0:45 ` Matthew Dobson
2005-11-08  0:48 ` [KJ] [PATCH 1/8] Apply CodingStyle to mm/slab.c Matthew Dobson
2005-11-08  0:48   ` Matthew Dobson
2005-11-08  0:50 ` [KJ] [PATCH 2/8] Use 'nid' in slab.c Matthew Dobson
2005-11-08  0:50   ` Matthew Dobson
2005-11-08  7:52   ` [KJ] " Pekka J Enberg
2005-11-08  7:52     ` Pekka J Enberg
2005-11-08  8:48     ` [KJ] " Håkon Løvdal
2005-11-08  0:52 ` [KJ] [PATCH 3/8] Fix alloc_percpu()'s args Matthew Dobson
2005-11-08  0:52   ` Matthew Dobson
2005-11-08  0:53 ` [KJ] [PATCH 4/8] Cleanup kmem_cache_create() Matthew Dobson
2005-11-08  0:53   ` Matthew Dobson
2005-11-08  2:14   ` [KJ] " Roland Dreier
2005-11-08  2:14     ` Roland Dreier
2005-11-08  7:34     ` [KJ] " Pekka J Enberg
2005-11-08  7:34       ` Pekka J Enberg
2005-11-08 18:49       ` [KJ] " Matthew Dobson
2005-11-08 18:49         ` Matthew Dobson
2005-11-08 18:52     ` [KJ] " Christoph Lameter
2005-11-08 18:52       ` Christoph Lameter
2005-11-08 19:04       ` [KJ] " Matthew Dobson
2005-11-08 19:04         ` Matthew Dobson
2005-11-08 19:09         ` [KJ] " Christoph Lameter
2005-11-08 19:09           ` Christoph Lameter
2005-11-08 19:21           ` [KJ] " Matthew Dobson
2005-11-08 19:21             ` Matthew Dobson
2005-11-08 19:59             ` [KJ] " Manfred Spraul
2005-11-08 19:59               ` Manfred Spraul
2005-11-08  7:51   ` [KJ] " Pekka J Enberg
2005-11-08  7:51     ` Pekka J Enberg
2005-11-08 18:54     ` [KJ] " Matthew Dobson
2005-11-08 18:54       ` Matthew Dobson
2005-11-08 15:00   ` [KJ] " Matthew Wilcox
2005-11-08 15:00     ` Matthew Wilcox
2005-11-08 15:11     ` Pekka J Enberg
2005-11-08 15:11       ` Pekka J Enberg
2005-11-08 19:10       ` Matthew Dobson
2005-11-08 19:10         ` Matthew Dobson
2005-11-08  0:55 ` [KJ] [PATCH 5/8] Cleanup cache_reap() Matthew Dobson
2005-11-08  0:55   ` Matthew Dobson
2005-11-08  0:57 ` [KJ] [PATCH 6/8] Cleanup slabinfo_write() Matthew Dobson
2005-11-08  0:57   ` Matthew Dobson
2005-11-08 10:50   ` [KJ] " Alexey Dobriyan
2005-11-08 10:50     ` Alexey Dobriyan
2005-11-08 18:56     ` Christoph Lameter
2005-11-08 18:56       ` Christoph Lameter
2005-11-08 19:09       ` Matthew Dobson
2005-11-08 19:09         ` Matthew Dobson
2005-11-08  0:58 ` [KJ] [PATCH 7/8] Cleanup set_slab_attr() Matthew Dobson
2005-11-08  0:58   ` Matthew Dobson
2005-11-08  9:43   ` [KJ] " walter harms
2005-11-08 18:59   ` Matthew Dobson
2005-11-08  1:00 ` [KJ] [PATCH 8/8] Inline 3 functions Matthew Dobson
2005-11-08  1:00   ` Matthew Dobson
2005-11-08  7:39   ` [KJ] " Pekka J Enberg
2005-11-08  7:39     ` Pekka J Enberg
2005-11-08 18:59     ` [KJ] " Christoph Lameter
2005-11-08 18:59       ` Christoph Lameter
2005-11-08 19:08     ` [KJ] " Matthew Dobson
2005-11-08 19:08       ` Matthew Dobson
2005-11-10 10:42       ` [KJ] " Adrian Bunk
2005-11-10 10:42         ` Adrian Bunk
2005-11-10 17:04         ` Matthew Dobson [this message]
2005-11-10 17:04           ` Matthew Dobson
2005-11-10 17:38           ` [KJ] " Adrian Bunk
2005-11-10 17:38             ` Adrian Bunk
2005-11-10 18:04             ` [KJ] " Oliver Neukum
2005-11-10 18:04               ` Oliver Neukum
2005-11-10 18:20               ` [KJ] " Adrian Bunk
2005-11-10 18:20                 ` Adrian Bunk
2005-11-10 19:22                 ` [KJ] " Oliver Neukum
2005-11-10 19:22                   ` Oliver Neukum
2005-11-10 20:43                   ` [KJ] " Adrian Bunk
2005-11-10 20:43                     ` Adrian Bunk
2005-11-08  7:58 ` [KJ] Re: [PATCH 0/8] Cleanup slab.c Pekka J Enberg
2005-11-08  7:58   ` Pekka J Enberg
2005-11-08 18:56   ` [KJ] " Matthew Dobson
2005-11-08 18:56     ` Matthew Dobson

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