From: Zhang Yi <yi.zhang@xxxxxxxxxx> Set the BLK_FEAT_WRITE_ZEROES_UNMAP feature while creating multipath stacking queue limits by default. This feature shall be disabled if any attached namespace does not support it. Signed-off-by: Zhang Yi <yi.zhang@xxxxxxxxxx> --- drivers/nvme/host/multipath.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/nvme/host/multipath.c b/drivers/nvme/host/multipath.c index 2a7635565083..82f12209446f 100644 --- a/drivers/nvme/host/multipath.c +++ b/drivers/nvme/host/multipath.c @@ -638,7 +638,8 @@ int nvme_mpath_alloc_disk(struct nvme_ctrl *ctrl, struct nvme_ns_head *head) blk_set_stacking_limits(&lim); lim.dma_alignment = 3; - lim.features |= BLK_FEAT_IO_STAT | BLK_FEAT_NOWAIT | BLK_FEAT_POLL; + lim.features |= BLK_FEAT_IO_STAT | BLK_FEAT_NOWAIT | BLK_FEAT_POLL | + BLK_FEAT_WRITE_ZEROES_UNMAP; if (head->ids.csi == NVME_CSI_ZNS) lim.features |= BLK_FEAT_ZONED; -- 2.46.1
