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Merge branch 'x86-uv-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...
[firefly-linux-kernel-4.4.55.git]
/
drivers
/
md
/
dm-target.c
diff --git
a/drivers/md/dm-target.c
b/drivers/md/dm-target.c
index 11dea11dc0b649e16594e071163f79647c274293..8da366cf381cdbd2f7d1b830bd7ecbe1191a5df1 100644
(file)
--- a/
drivers/md/dm-target.c
+++ b/
drivers/md/dm-target.c
@@
-113,6
+113,11
@@
void dm_unregister_target(struct target_type *tt)
*/
static int io_err_ctr(struct dm_target *tt, unsigned int argc, char **args)
{
+ /*
+ * Return error for discards instead of -EOPNOTSUPP
+ */
+ tt->num_discard_requests = 1;
+
return 0;
}