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dm mpath: warn if args ignored 

Currently dm ignores the parameters provided to hardware handlers
without providing any notifications to the user.

This patch just prints a warning message so that the user knows that
the arguments are ignored.

Signed-off-by: Chandra Seetharaman <sekharan@us.ibm.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
This commit is contained in:
Chandra Seetharaman 2008-11-13 23:39:06 +00:00 committed by Alasdair G Kergon
parent b81aa1c792
commit 14e98c5ca8
1 changed files with 4 additions and 0 deletions
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4
drivers/md/dm-mpath.c
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@ -708,6 +708,10 @@ static int parse_hw_handler(struct arg_set *as, struct multipath *m)
m->hw_handler_name = NULL;
return -EINVAL;
}
if (hw_argc > 1)
DMWARN("Ignoring user-specified arguments for "
"hardware handler \"%s\"", m->hw_handler_name);
consume(as, hw_argc - 1);
return 0;