From: paulmck@linux•vnet.ibm.com (Paul E. McKenney)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH v2] rcutorture: Add basic ARM64 support to run scripts
Date: Mon, 18 Dec 2017 15:31:55 -0800 [thread overview]
Message-ID: <20171218233155.GZ7829@linux.vnet.ibm.com> (raw)
In-Reply-To: <1513070365-13436-1-git-send-email-lianglihao@huawei.com>
On Tue, Dec 12, 2017 at 05:19:25PM +0800, lianglihao at 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>
Queued for further review and testing, thank you!
(This one has been on my list for quite some time.)
Thanx, Paul
> ---
> This commit is against RCU's git tree rcu/dev branch
>
> commit 505b61b2ec1d ("EXP: rcu: Add debugging info to other assertion")
>
> Note that the max CPUs supported by qemu machine 'virt' is 8 so the value of
> CONFIG_NR_CPUS in some test configuration files needs to be adjusted.
>
> 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..0541d10 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 -M virt -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
>
next prev parent reply other threads:[~2017-12-18 23:31 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-12 9:19 [PATCH v2] rcutorture: Add basic ARM64 support to run scripts lianglihao at huawei.com
2017-12-18 23:31 ` Paul E. McKenney [this message]
2018-01-12 10:23 ` Lihao Liang
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