@@ -321,13 +321,19 @@ set_non_numa_pages()
echo -n "Number of pages: "
read Pages
- echo "echo $Pages > /sys/kernel/mm/hugepages/hugepages-${HUGEPGSZ}/nr_hugepages" > .echo_tmp
- echo "Reserving hugepages"
- sudo sh .echo_tmp
- rm -f .echo_tmp
+ numeric="^[[:digit:]]+$"
+ PG_PATH="/sys/kernel/mm/hugepages/hugepages-${HUGEPGSZ}"
+ if [[ $Pages =~ $numeric ]]; then
+ echo "echo $Pages > $PG_PATH/nr_hugepages" > .echo_tmp
+ echo "Reserving hugepages"
+ sudo sh .echo_tmp
+ rm -f .echo_tmp
- create_mnt_huge
+ create_mnt_huge
+ else
+ echo "Please enter a numeric value"
+ fi
}
#
@@ -343,10 +349,17 @@ set_numa_pages()
echo " enter '64' to reserve 64 * 2MB pages on each node"
echo > .echo_tmp
+ numeric="^[[:digit:]]+$"
for d in /sys/devices/system/node/node? ; do
node=$(basename $d)
echo -n "Number of pages for $node: "
read Pages
+ while [[ ! "$Pages" =~ $numeric ]]; do
+ echo "Please enter a numeric value"
+ echo -n "Number of pages for $node: "
+ read Pages
+ done
+
echo "echo $Pages > $d/hugepages/hugepages-${HUGEPGSZ}/nr_hugepages" >> .echo_tmp
done
echo "Reserving hugepages"
Bugzilla ID: 432 Cc: dev@dpdk.org Cc: stable@dpdk.org Cc: john.mcnamara@intel.com Signed-off-by: Muhammad Bilal <m.bilal@emumba.com> --- usertools/dpdk-setup.sh | 23 ++++++++++++++++++----- 1 file changed, 18 insertions(+), 5 deletions(-)