Spdk/test/ftl/common.sh
Maciej Wawryk 4b3a6e876c test: Shellcheck - correct rule: Useless echo
Correct shellcheck rule SC2005: Useless echo?
Instead of echo $(cmd), just use cmd

Signed-off-by: Maciej Wawryk <maciejx.wawryk@intel.com>
Change-Id: I60c05915691a339cced6d4e3694514857b2d1c4e
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/470899
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Karol Latecki <karol.latecki@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
2019-10-16 15:51:31 +00:00

36 lines
1.1 KiB
Bash

# Common utility functions to be sourced by the libftl test scripts
function get_chunk_size() {
$rootdir/examples/nvme/identify/identify -r "trtype:PCIe traddr:$1" |
grep 'Logical blks per chunk' | sed 's/[^0-9]//g'
}
function has_separate_md() {
local md_type=$($rootdir/examples/nvme/identify/identify -r "trtype:PCIe traddr:$1" | \
grep 'Metadata Transferred' | cut -d: -f2)
if [[ "$md_type" =~ Separate ]]; then
return 0
else
return 1
fi
}
function create_nv_cache_bdev() {
local name=$1
local ocssd_bdf=$2
local cache_bdf=$3
local num_punits=$4
local bytes_to_mb=$((1024 * 1024))
local chunk_size=$(get_chunk_size $ocssd_bdf)
# We need at least 2 bands worth of data + 1 block
local size=$((2 * 4096 * $chunk_size * $num_punits + 1))
# Round the size up to the nearest megabyte
local size=$((($size + $bytes_to_mb) / $bytes_to_mb))
# Create NVMe bdev on specified device and split it so that it has the desired size
local nvc_bdev=$($rootdir/scripts/rpc.py bdev_nvme_attach_controller -b $name -t PCIe -a $cache_bdf)
$rootdir/scripts/rpc.py bdev_split_create $nvc_bdev -s $size 1
}