On Fri, 2 Oct 2009, Alasdair G Kergon wrote:
> On Wed, Sep 30, 2009 at 10:41:10AM -0400, Mike Snitzer wrote:
> > Maximum chunk size is 512kB,
>
> Can you confirm that a supplied chunk size of 4294971392, for example, still
> gets rejected?
It gets rejected but there's a bug that device is left open after a
failure. See this patch:
Properly close the device if failing because of an invalid chunk size.
Signed-off-by: Mikulas Patocka <mpatocka@xxxxxxxxxx>
---
drivers/md/dm-exception-store.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
Index: linux-2.6.31-fast-new/drivers/md/dm-exception-store.c
===================================================================
--- linux-2.6.31-fast-new.orig/drivers/md/dm-exception-store.c 2009-10-07 00:05:28.000000000 +0200
+++ linux-2.6.31-fast-new/drivers/md/dm-exception-store.c 2009-10-07 00:05:35.000000000 +0200
@@ -237,7 +237,7 @@ int dm_exception_store_create(struct dm_
r = set_chunk_size(tmp_store, argv[2], &ti->error);
if (r)
- goto bad_cow;
+ goto bad_ctr;
r = type->ctr(tmp_store, 0, NULL);
if (r) {
--
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