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bdev: add maximum write zeroes setting

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Then we can enable the split for write zeroes request
in bdev layer.

Change-Id: I1341512994b061728cf8c94c0e4e7f86dbc53ce3
Signed-off-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/7873
Community-CI: Mellanox Build Bot
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Aleksey Marchuk <alexeymar@mellanox.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Ziye Yang <ziye.yang@intel.com>
This commit is contained in:
Changpeng Liu 2021-05-14 17:11:31 +08:00 committed by Tomasz Zawadzki
parent 074f503d27
commit b71a8624cf
1 changed files with 3 additions and 0 deletions
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3
include/spdk/bdev_module.h
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@ -356,6 +356,9 @@ struct spdk_bdev {
/* Maximum unmap block segments */
uint32_t max_unmap_segments;
/* Maximum write zeroes in unit of logical block */
uint32_t max_write_zeroes;
/**
* UUID for this bdev.
*