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authorChristoph Hellwig <hch@lst.de>2021-08-04 11:56:22 +0200
committerJens Axboe <axboe@kernel.dk>2021-08-16 10:50:32 -0600
commit1c277e501334238f6c4f57d16d14e7c911550075 (patch)
tree7f465cb3f37085631a09e8b5a7d5a485ca7dce1d /drivers/md
parentb93ef45350c0119ddc275601438c89231b198414 (diff)
dm: make EBS depend on !HIGHMEM
__ebs_rw_bvec use page_address on the submitted bios data, and thus can't deal with highmem. Disable the target on highmem configs. Signed-off-by: Christoph Hellwig <hch@lst.de> Link: https://lore.kernel.org/r/20210804095634.460779-4-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/md')
-rw-r--r--drivers/md/Kconfig2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/md/Kconfig b/drivers/md/Kconfig
index f821dae101a9..f45fb372e51b 100644
--- a/drivers/md/Kconfig
+++ b/drivers/md/Kconfig
@@ -342,7 +342,7 @@ config DM_WRITECACHE
config DM_EBS
tristate "Emulated block size target (EXPERIMENTAL)"
- depends on BLK_DEV_DM
+ depends on BLK_DEV_DM && !HIGHMEM
select DM_BUFIO
help
dm-ebs emulates smaller logical block size on backing devices