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From: Maneesh Soni <maneesh@in.ibm.com>
To: Ingo Molnar <mingo@elte.hu>
Cc: LKML <linux-kernel@vger.kernel.org>, Rusty <rusty@rustcorp.com.au>
Subject: Re: smp_call_function & BH handlers
Date: Tue, 27 Nov 2001 21:59:10 +0530	[thread overview]
Message-ID: <20011127215910.I14200@in.ibm.com> (raw)
In-Reply-To: <20011127185739.H14200@in.ibm.com> <Pine.LNX.4.33.0111271626170.17811-100000@localhost.localdomain>
In-Reply-To: <Pine.LNX.4.33.0111271626170.17811-100000@localhost.localdomain>; from mingo@elte.hu on Tue, Nov 27, 2001 at 04:28:49PM +0100

On Tue, Nov 27, 2001 at 04:28:49PM +0100, Ingo Molnar wrote:
> 
> On Tue, 27 Nov 2001, Maneesh Soni wrote:
> 
> > Why is it ok to call smp_call_function from bottom half handlers? [...]
> 
> which part of the kernel is calling smp_call_function() from bh contexts?
> 
> 	Ingo

I am working with Dipankar on Read-Copy Update, and experimenting with
smp_call_function(). We believed the comments for this routine and faced
this problem. That's why this question came. I have not yet searched 
kernel sources for such places hence not sure whether there are really such
places or not. 

Maneesh

-- 
Maneesh Soni
IBM Linux Technology Center, 
IBM India Software Lab, Bangalore.
Phone: +91-80-5044999 email: maneesh@in.ibm.com
http://lse.sourceforge.net/locking/rcupdate.html

  reply	other threads:[~2001-11-27 16:22 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2001-11-27 13:27 smp_call_function & BH handlers Maneesh Soni
2001-11-27 15:28 ` Ingo Molnar
2001-11-27 16:29   ` Maneesh Soni [this message]
2001-11-27 18:38     ` Ingo Molnar
  -- strict thread matches above, loose matches on Subject: below --
2001-11-27 19:30 Dipankar Sarma

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