074df1d896
Declare and assign separately to avoid masking return values. Signed-off-by: Pawel Kaminski <pawelx.kaminski@intel.com> Change-Id: Ib90598e4268911a3056e8a0baa7d541edaa29b91 Signed-off-by: Pawel Kaminski <pawelx.kaminski@intel.com> Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/472287 Tested-by: SPDK CI Jenkins <sys_sgci@intel.com> Reviewed-by: Jim Harris <james.r.harris@intel.com> Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
39 lines
1.1 KiB
Bash
39 lines
1.1 KiB
Bash
# Common utility functions to be sourced by the libftl test scripts
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function get_chunk_size() {
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$rootdir/examples/nvme/identify/identify -r "trtype:PCIe traddr:$1" |
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grep 'Logical blks per chunk' | sed 's/[^0-9]//g'
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}
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function has_separate_md() {
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local md_type
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md_type=$($rootdir/examples/nvme/identify/identify -r "trtype:PCIe traddr:$1" | \
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grep 'Metadata Transferred' | cut -d: -f2)
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if [[ "$md_type" =~ Separate ]]; then
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return 0
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else
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return 1
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fi
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}
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function create_nv_cache_bdev() {
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local name=$1
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local ocssd_bdf=$2
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local cache_bdf=$3
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local num_punits=$4
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local bytes_to_mb=$((1024 * 1024))
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local chunk_size
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chunk_size=$(get_chunk_size $ocssd_bdf)
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# We need at least 2 bands worth of data + 1 block
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local size=$((2 * 4096 * chunk_size * num_punits + 1))
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# Round the size up to the nearest megabyte
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local size=$(((size + bytes_to_mb) / bytes_to_mb))
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# Create NVMe bdev on specified device and split it so that it has the desired size
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local nvc_bdev
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nvc_bdev=$($rootdir/scripts/rpc.py bdev_nvme_attach_controller -b $name -t PCIe -a $cache_bdf)
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$rootdir/scripts/rpc.py bdev_split_create $nvc_bdev -s $size 1
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}
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