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Received: from DESKTOP-S9E58SO.localdomain(mailfrom:cp0613@linux.alibaba.com fp:SMTPD_---0XE27L1F_1793693382 cluster:ay36) by smtp.aliyun-inc.com; Tue, 03 Nov 2026 16:09:43 +0800 From: Chen Pei To: pjw@kernel.org, palmer@dabbelt.com, alex@ghiti.fr, rppt@kernel.org, pasha.tatashin@soleen.com, pratyush@kernel.org, graf@amazon.com, shuah@kernel.org Cc: guoren@kernel.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-kselftest@vger.kernel.org, kexec@lists.infradead.org Subject: [PATCH v2 4/5] selftests: kho: Add riscv support Date: Tue, 3 Nov 2026 16:09:25 +0800 Message-ID: <20261103080926.2079-5-cp0613@linux.alibaba.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20261103080926.2079-1-cp0613@linux.alibaba.com> References: <20261103080926.2079-1-cp0613@linux.alibaba.com> X-Archived-By: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspam-User: X-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: 785A1180004 X-Spam-Status: No, score=-26.3 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_PASS, SPF_PASS,UNPARSEABLE_RELAY,USER_AGENT_GIT,USER_IN_DEF_DKIM_WL autolearn=unavailable autolearn_force=no version=4.0.1 X-Stat-Signature: cd5ybrf377mdqy6xrm9w91bkh8ez5hiw X-HE-Tag: 1793693390-641066 X-HE-Meta: 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 EWUpXSp5 rJf0A0E22RIhMfDAD1S1T3NlkEZohIcyCpG69Xfv5PLuaomV2kjBPdEI/MrbLqSfIIgYAyPiEOVa8s59/mNir9UgpwvQZ8EzqPm9vOpdeqGNKVjqd8fJY6MgpIPB8woL+vU6Bi9Ru0ZdGcrz5vWELLfjjSQ67YbGubKl6Qnoc+5Xxo8q4iHn+FDjrMoCk45U5+YjFCqEUk1RVHjTj+9aL0dMbmZ3uhTLFG5nI46eKg2LFUKPYzb7MhzeLGVCrv2+khl/g Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 Teach the KHO vmtest runner about riscv64: map the target to ARCH riscv and describe the QEMU virt machine, the kernel image and its console -- a 16550A port probed from the device tree on virt, hence the SERIAL_8250{,_CONSOLE} and SERIAL_OF_PLATFORM symbols. Also select CONFIG_SPARSEMEM_MANUAL: the runner requires CONFIG_DEFERRED_STRUCT_PAGE_INIT, which depends on SPARSEMEM, while riscv falls back to FLATMEM (no ARCH_SPARSEMEM_DEFAULT), so without it the test would just be skipped. Signed-off-by: Chen Pei --- Test: qemu-system-riscv64 (virt, -cpu max, TCG), in-tree runner "tools/testing/selftests/kho/vmtest.sh -t riscv64" (boots the Image and kexec'es into the same Image). KHO: found kexec handover data. KHO: exec from: 7.4.0-rc1-next-20261102-00005-gfca49e548231 (count 1) test_kho: KHO restore succeeded ok 1 KHO succeeded # Totals: pass:1 fail:0 xfail:0 xpass:0 skip:0 error:0 tools/testing/selftests/kho/riscv.conf | 9 +++++++++ tools/testing/selftests/kho/vmtest.sh | 3 ++- 2 files changed, 11 insertions(+), 1 deletion(-) create mode 100644 tools/testing/selftests/kho/riscv.conf diff --git a/tools/testing/selftests/kho/riscv.conf b/tools/testing/selftests/kho/riscv.conf new file mode 100644 index 000000000000..ec2a46cd45d5 --- /dev/null +++ b/tools/testing/selftests/kho/riscv.conf @@ -0,0 +1,9 @@ +QEMU_CMD="qemu-system-riscv64 -M virt -cpu max" +QEMU_KCONFIG=" +CONFIG_SERIAL_8250=y +CONFIG_SERIAL_8250_CONSOLE=y +CONFIG_SERIAL_OF_PLATFORM=y +CONFIG_SPARSEMEM_MANUAL=y +" +KERNEL_IMAGE="Image" +KERNEL_CMDLINE="console=ttyS0" diff --git a/tools/testing/selftests/kho/vmtest.sh b/tools/testing/selftests/kho/vmtest.sh index 1e86ffcc3a79..56cac6ae3cf9 100755 --- a/tools/testing/selftests/kho/vmtest.sh +++ b/tools/testing/selftests/kho/vmtest.sh @@ -21,7 +21,7 @@ Options: -d) path to the kernel build directory -j) number of jobs for compilation, similar to -j in make -t) run test for target_arch, requires CROSS_COMPILE set - supported targets: aarch64, x86_64 + supported targets: aarch64, x86_64, riscv64 -h) display this help EOF } @@ -127,6 +127,7 @@ function target_to_arch() { case $target in aarch64) echo "arm64" ;; x86_64) echo "x86" ;; + riscv64) echo "riscv" ;; *) skip "architecture $target is not supported" esac } -- 2.50.1