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Wed, 19 May 2021 04:57:41 +0000 (GMT) From: Ilya Leoshkevich To: Cornelia Huck , Peter Maydell , Paolo Bonzini , Richard Henderson , Eduardo Habkost Subject: [PATCH v2 2/2] tests/tcg/x86_64: add vsyscall smoke test Date: Wed, 19 May 2021 06:57:38 +0200 Message-Id: <20210519045738.1335210-3-iii@linux.ibm.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210519045738.1335210-1-iii@linux.ibm.com> References: <20210519045738.1335210-1-iii@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-GUID: eVcUZ2bcFN8w0HLWWrcZns_PxHbXEz73 X-Proofpoint-ORIG-GUID: dCACPYtDd_C-uMbhqDeWeibMXFyRxiaw X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.391, 18.0.761 definitions=2021-05-19_01:2021-05-18, 2021-05-19 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 suspectscore=0 bulkscore=0 priorityscore=1501 phishscore=0 spamscore=0 adultscore=0 clxscore=1015 mlxlogscore=999 lowpriorityscore=0 impostorscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2104190000 definitions=main-2105190033 Received-SPF: pass client-ip=148.163.158.5; envelope-from=iii@linux.ibm.com; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -26 X-Spam_score: -2.7 X-Spam_bar: -- X-Spam_report: (-2.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Christian Borntraeger , qemu-devel@nongnu.org, Ilya Leoshkevich Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Having a small test will prevent trivial regressions in the future. Signed-off-by: Ilya Leoshkevich Reviewed-by: Richard Henderson --- tests/tcg/x86_64/Makefile.target | 6 +++++- tests/tcg/x86_64/vsyscall.c | 12 ++++++++++++ 2 files changed, 17 insertions(+), 1 deletion(-) create mode 100644 tests/tcg/x86_64/vsyscall.c diff --git a/tests/tcg/x86_64/Makefile.target b/tests/tcg/x86_64/Makefile.target index 20bf96202a..2151ea6302 100644 --- a/tests/tcg/x86_64/Makefile.target +++ b/tests/tcg/x86_64/Makefile.target @@ -3,14 +3,18 @@ # x86_64 tests - included from tests/tcg/Makefile.target # # Currently we only build test-x86_64 and test-i386-ssse3 from -# $(SRC)/tests/tcg/i386/ +# $(SRC_PATH)/tests/tcg/i386/ # include $(SRC_PATH)/tests/tcg/i386/Makefile.target +X86_64_TESTS += vsyscall TESTS=$(MULTIARCH_TESTS) $(X86_64_TESTS) test-x86_64 QEMU_OPTS += -cpu max test-x86_64: LDFLAGS+=-lm -lc test-x86_64: test-i386.c test-i386.h test-i386-shift.h test-i386-muldiv.h $(CC) $(CFLAGS) $< -o $@ $(LDFLAGS) + +vsyscall: $(SRC_PATH)/tests/tcg/x86_64/vsyscall.c + $(CC) $(CFLAGS) $< -o $@ $(LDFLAGS) diff --git a/tests/tcg/x86_64/vsyscall.c b/tests/tcg/x86_64/vsyscall.c new file mode 100644 index 0000000000..786b047053 --- /dev/null +++ b/tests/tcg/x86_64/vsyscall.c @@ -0,0 +1,12 @@ +#include +#include + +#define VSYSCALL_PAGE 0xffffffffff600000 +#define TIME_OFFSET 0x400 +typedef time_t (*time_func)(time_t *); + +int main(void) +{ + printf("%ld\n", ((time_func)(VSYSCALL_PAGE + TIME_OFFSET))(NULL)); + return 0; +}