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authorChristoph Hellwig <hch@lst.de>2019-06-05 22:08:26 +0300
committerJens Axboe <axboe@kernel.dk>2019-06-05 22:18:39 +0300
commitbb6f59af309c69643b6b07d9372c01a1cc0792e7 (patch)
tree750b45e9125ddc0ed2690625797769ff593c0fca
parent84f3fc7aec42cefba34839d541d8bf8a3087e123 (diff)
downloadlinux-bb6f59af309c69643b6b07d9372c01a1cc0792e7.tar.xz
mtip32xx: also set max_segment_size in the device
If we only set the max_segment_size on the queue an IOMMU merge might create bigger segments again, so limit the IOMMU merges as well. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jens Axboe <axboe@kernel.dk>
-rw-r--r--drivers/block/mtip32xx/mtip32xx.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/block/mtip32xx/mtip32xx.c b/drivers/block/mtip32xx/mtip32xx.c
index bacfdac7161c..a14b09ab3a41 100644
--- a/drivers/block/mtip32xx/mtip32xx.c
+++ b/drivers/block/mtip32xx/mtip32xx.c
@@ -3676,6 +3676,7 @@ skip_create_disk:
blk_queue_physical_block_size(dd->queue, 4096);
blk_queue_max_hw_sectors(dd->queue, 0xffff);
blk_queue_max_segment_size(dd->queue, 0x400000);
+ dma_set_max_seg_size(&dd->pdev->dev, 0x400000);
blk_queue_io_min(dd->queue, 4096);
/* Set the capacity of the device in 512 byte sectors. */