lkml.org 
[lkml]   [2009]   [Aug]   [13]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] swap: send callback when swap slot is freed
(resending in plain text)

On 08/13/2009 12:23 PM, Peter Zijlstra wrote:
> On Thu, 2009-08-13 at 08:00 +0530, Nitin Gupta wrote:
>>> I don't share Peter's view that it should be using a more general
>>> notifier interface (but I certainly agree with his EXPORT_SYMBOL_GPL).
>> Considering that the callback is made under swap_lock, we should not
>> have an array of callbacks to do. But what if this callback finds other
>> users too? I think we should leave it in its current state till it finds
>> more users and probably add BUG() to make sure callback is not already set.
>>
>> I will make it EXPORT_SYMBOL_GPL.
>
> If its such a tightly coupled system, then why is compcache a module?
>

Keeping everything as separate kernel modules has been the goal of this
project. However, this callback is the only thing which I could not do
without this small patching.

Nitin


\
 
 \ /
  Last update: 2009-08-13 16:47    [from the cache]
©2003-2014 Jasper Spaans. Advertise on this site