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Commit 4f0b70b0 authored by Mike Snitzer's avatar Mike Snitzer Committed by Alasdair G Kergon
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dm linear: add WRITE SAME support 



The linear target can already support WRITE SAME requests so signal
this by setting num_write_same_requests to 1.

Signed-off-by: default avatarMike Snitzer <snitzer@redhat.com>
Signed-off-by: default avatarAlasdair G Kergon <agk@redhat.com>
parent 23508a96

drivers/md/dm-linear.c

+2 −1
Original line number Diff line number Diff line
@@ -55,6 +55,7 @@ static int linear_ctr(struct dm_target *ti, unsigned int argc, char **argv) 


	ti->num_flush_requests = 1;

	ti->num_discard_requests = 1;

	ti->num_write_same_requests = 1;

	ti->private = lc;

	return 0;
@@ -155,7 +156,7 @@ static int linear_iterate_devices(struct dm_target *ti, 


static struct target_type linear_target = {

	.name   = "linear",

	.version = {1, 1, 0},

	.version = {1, 2, 0},

	.module = THIS_MODULE,

	.ctr    = linear_ctr,

	.dtr    = linear_dtr,