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setup.sh: fix NVMe status on older kernels

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Very old kernels (e.g. 3.13 from Ubuntu 14.04) don't have the nvme
directory in /sys/bus/pci/devices/$bdf/, so check for its existence
before trying to list it.

Change-Id: I1f1ca04c71de6359de2b924fb9437ad03c56523b
Signed-off-by: Daniel Verkamp <daniel.verkamp@intel.com>
Reviewed-on: https://review.gerrithub.io/393725
Tested-by: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
This commit is contained in:
Daniel Verkamp 2018-01-04 21:20:09 -07:00 committed by Jim Harris
parent 678fe32898
commit 4393f43fbe
1 changed files with 1 additions and 1 deletions
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2
scripts/setup.sh
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@ -277,7 +277,7 @@ function status_linux {
for bdf in $(iter_pci_class_code 01 08 02); do
driver=`grep DRIVER /sys/bus/pci/devices/$bdf/uevent |awk -F"=" '{print $2}'`
node=`cat /sys/bus/pci/devices/$bdf/numa_node`;
if [ "$driver" = "nvme" ]; then
if [ "$driver" = "nvme" -a -d /sys/bus/pci/devices/$bdf/nvme ]; then
name="\t"`ls /sys/bus/pci/devices/$bdf/nvme`;
else
name="-";