Messages in this thread | | | Date | Fri, 12 Jan 2018 09:52:03 -0800 | From | "Paul E. McKenney" <> | Subject | Re: [PATCH v3] rcutorture: Add basic ARM64 support to run scripts |
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On Fri, Jan 12, 2018 at 06:11:32PM +0800, lianglihao@huawei.com wrote: > From: Lihao Liang <lianglihao@huawei.com> > > This commit adds support of the qemu command qemu-system-aarch64 > to rcutorture. > > Signed-off-by: Lihao Liang <lianglihao@huawei.com>
This is to replace your previous patch, not to apply on top of it, correct? (Either way is fine, just please let me know.)
Thanx, Paul
> --- > > Comparing to the previous version, this patch lifts the limitation of > maximum 8 CPUs of option "-M virt" by adding "gic-version=host" to it. > This allows qemu to use the maximum CPU number supported by the actual > hardware. > > This commit is against RCU's git branch rcu/dev > > commit 505b61b2ec1d ("EXP: rcu: Add debugging info to other assertion") > > > tools/testing/selftests/rcutorture/bin/functions.sh | 17 +++++++++++++++-- > 1 file changed, 15 insertions(+), 2 deletions(-) > > diff --git a/tools/testing/selftests/rcutorture/bin/functions.sh b/tools/testing/selftests/rcutorture/bin/functions.sh > index 07a1377..65f6655 100644 > --- a/tools/testing/selftests/rcutorture/bin/functions.sh > +++ b/tools/testing/selftests/rcutorture/bin/functions.sh > @@ -136,6 +136,9 @@ identify_boot_image () { > qemu-system-x86_64|qemu-system-i386) > echo arch/x86/boot/bzImage > ;; > + qemu-system-aarch64) > + echo arch/arm64/boot/Image > + ;; > *) > echo vmlinux > ;; > @@ -158,6 +161,9 @@ identify_qemu () { > elif echo $u | grep -q "Intel 80386" > then > echo qemu-system-i386 > + elif echo $u | grep -q aarch64 > + then > + echo qemu-system-aarch64 > elif uname -a | grep -q ppc64 > then > echo qemu-system-ppc64 > @@ -176,16 +182,20 @@ identify_qemu () { > # Output arguments for the qemu "-append" string based on CPU type > # and the TORTURE_QEMU_INTERACTIVE environment variable. > identify_qemu_append () { > + local console=ttyS0 > case "$1" in > qemu-system-x86_64|qemu-system-i386) > echo noapic selinux=0 initcall_debug debug > ;; > + qemu-system-aarch64) > + console=ttyAMA0 > + ;; > esac > if test -n "$TORTURE_QEMU_INTERACTIVE" > then > echo root=/dev/sda > else > - echo console=ttyS0 > + echo console=$console > fi > } > > @@ -197,6 +207,9 @@ identify_qemu_args () { > case "$1" in > qemu-system-x86_64|qemu-system-i386) > ;; > + qemu-system-aarch64) > + echo -machine virt,gic-version=host -cpu host > + ;; > qemu-system-ppc64) > echo -enable-kvm -M pseries -nodefaults > echo -device spapr-vscsi > @@ -254,7 +267,7 @@ specify_qemu_cpus () { > echo $2 > else > case "$1" in > - qemu-system-x86_64|qemu-system-i386) > + qemu-system-x86_64|qemu-system-i386|qemu-system-aarch64) > echo $2 -smp $3 > ;; > qemu-system-ppc64) > -- > 2.7.4 >
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