Re: [PATCH] 1/5: Device-mapper dm-io.c

From: Kevin Corry
Date: Wed Jun 02 2004 - 11:42:42 EST


On Wednesday 02 June 2004 10:40 am, Alasdair G Kergon wrote:
> dm-io: device-mapper i/o library for kcopyd

Based on the dm-zero.c discussion, dm-io is going to need a similar patch.

Andrew, are these incremental patches okay, or should we resubmit the whole
patch for these modules?

--
Kevin Corry
kevcorry@xxxxxxxxxx
http://evms.sourceforge.net/


--- diff/drivers/md/dm-io.c 2004-06-02 11:35:48.000000000 -0500
+++ source/drivers/md/dm-io.c 2004-06-02 11:34:37.000000000 -0500
@@ -341,7 +341,8 @@
bio_for_each_segment(bv, bio, i) {
char *data = bvec_kmap_irq(bv, &flags);
memset(data, 0, bv->bv_len);
- bvec_kunmap_irq(bv, &flags);
+ flush_dcache_page(bv->bv_page);
+ bvec_kunmap_irq(data, &flags);
}
}

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