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From: Milan Broz <mbroz@redhat.com>
To: device-mapper development <dm-devel@redhat.com>
Cc: Ritesh Raj Sarraf <rrs@researchut.com>,
	Herbert Xu <herbert@gondor.apana.org.au>,
	dm-crypt@saout.de, linux-kernel@vger.kernel.org,
	akpm@linux-foundation.org, Alasdair G Kergon <agk@redhat.com>,
	Christophe Saout <christophe@saout.de>
Subject: Re: [dm-devel] Re: 2.6.24 Kernel Soft Lock Up with heavy I/O in	dm-crypt
Date: Sat, 01 Mar 2008 20:33:35 +0100	[thread overview]
Message-ID: <47C9AF8F.2050502@redhat.com> (raw)
In-Reply-To: <47C9AEF3.7040507@redhat.com>

(the same patch for 2.6.24)

Milan
--
Add cond_resched() to prevent stuck in big bio processing.

Signed-off-by: Milan Broz <mbroz@redhat.com>
---
 drivers/md/dm-crypt.c |    1 +
 1 file changed, 1 insertion(+)

Index: linux-2.6.24.3/drivers/md/dm-crypt.c
===================================================================
--- linux-2.6.24.3.orig/drivers/md/dm-crypt.c	2008-02-26 01:20:20.000000000 +0100
+++ linux-2.6.24.3/drivers/md/dm-crypt.c	2008-03-01 16:46:24.000000000 +0100
@@ -374,6 +374,7 @@ static int crypt_convert(struct crypt_co
 			break;
 
 		ctx->sector++;
+		cond_resched();
 	}
 
 	return r;



  reply	other threads:[~2008-03-01 19:48 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-02-28 13:54 2.6.24 Kernel Soft Lock Up with heavy I/O in dm-crypt Ritesh Raj Sarraf
2008-02-29  7:20 ` Andrew Morton
2008-02-29 18:15   ` Herbert Xu
2008-02-29 18:46   ` [dm-devel] " Alasdair G Kergon
2008-02-29 18:59     ` Ritesh Raj Sarraf
2008-03-01 19:30       ` Milan Broz
2008-03-01 19:33         ` Milan Broz [this message]
2008-03-01 21:59           ` Gunter Ohrner
2008-03-02  7:58             ` Gunter Ohrner
2008-03-06 14:41           ` [dm-devel] " Ritesh Raj Sarraf
2008-06-02  3:07   ` Yan Li
2008-06-02  6:52     ` Milan Broz
2008-06-02 12:31       ` Yan Li
2008-06-02 12:51         ` Milan Broz
2008-06-05 22:44           ` Yan Li
2008-06-06  6:46             ` Milan Broz
     [not found]         ` <2f83bcba0806031246m30f92892wc868d81a9c29d680@mail.gmail.com>
2008-06-03 23:13           ` Yan Li
  -- strict thread matches above, loose matches on Subject: below --
2008-03-01 15:44 [dm-devel] " Tomasz Chmielewski

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