nvme/perf: Read NUMA node id from nvme subsystem

Instead looking up the pci bus extract the info from the nvme
subsystem under sysfs. Also, remove deprecated commit about
buggy kernels - this shouldn't be the case for newer releases.

Signed-off-by: Michal Berger <michal.berger@intel.com>
Change-Id: I0ef46eb3b1935bd5bf86f7b06f9310ca8f1a1a2b
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/14592
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
This commit is contained in:
Michal Berger 2022-09-21 11:10:02 +02:00 committed by Tomasz Zawadzki
parent 6baf5d8359
commit 9c0181451b

View File

@ -142,11 +142,7 @@ function get_numa_node() {
done
else
for name in $disks; do
local bdf
# Not reading directly from /sys/block/nvme* because of a kernel bug
# which results in NUMA 0 always getting reported.
bdf=$(cat /sys/block/$name/device/address)
cat /sys/bus/pci/devices/$bdf/numa_node
cat "/sys/block/$name/device/numa_node"
done
fi
}