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scripts: support Qemu 4

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modify configure-hypervisor.sh to support Qemu 4 and enable `malloc-trim`
for memory optimization.

fixes #459

Signed-off-by: Julio Montes <julio.montes@intel.com>
This commit is contained in:
Julio Montes 2019-04-25 13:46:25 -05:00
parent f93eb2315d
commit fd76d64f2e
1 changed files with 3 additions and 2 deletions
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5
scripts/configure-hypervisor.sh
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@ -304,7 +304,7 @@ generate_qemu_options() {
# implicitly enabled in Fedora 27).
qemu_options+=(size:--disable-linux-aio)
if [ "${qemu_version_major}" -ge 3 ] && [ "${qemu_version_minor}" -ge 1 ]; then
if [[ "${qemu_version_major}" -ge 4 || ( "${qemu_version_major}" -ge 3 && "${qemu_version_minor}" -ge 1 ) ]]; then
# Disable libpmem, vNVDIMM backend (aka rootfs image) shouldn't be modifed
# by the guest
qemu_options+=(security:--disable-libpmem)
@ -362,8 +362,9 @@ generate_qemu_options() {
qemu_options+=(functionality:--enable-cap-ng)
# AVX2 is enabled by default, make sure it's on
if [ "${qemu_version_major}" -ge 3 ] && [ "${qemu_version_minor}" -ge 1 ]; then
if [[ "${qemu_version_major}" -ge 4 || ( "${qemu_version_major}" -ge 3 && "${qemu_version_minor}" -ge 1 ) ]]; then
qemu_options+=(speed:--enable-avx2)
qemu_options+=(speed:--enable-malloc-trim)
fi
#---------------------------------------------------------------------