1 /* 2 * This file and its contents are supplied under the terms of the 3 * Common Development and Distribution License ("CDDL"), version 1.0. 4 * You may only use this file in accordance with the terms of version 5 * 1.0 of the CDDL. 6 * 7 * A full copy of the text of the CDDL should have accompanied this 8 * source. A copy of the CDDL is also available via the Internet at 9 * http://www.illumos.org/license/CDDL. 10 */ 11 12 /* 13 * Copyright 2022 Oxide Computer Company 14 */ 15 16 #include <stdio.h> 17 #include <unistd.h> 18 #include <stdlib.h> 19 #include <fcntl.h> 20 #include <libgen.h> 21 #include <sys/stat.h> 22 #include <errno.h> 23 #include <err.h> 24 #include <assert.h> 25 #include <sys/sysmacros.h> 26 #include <stdbool.h> 27 28 #include <sys/vmm.h> 29 #include <sys/vmm_dev.h> 30 #include <sys/vmm_data.h> 31 #include <vmmapi.h> 32 33 #include "common.h" 34 35 int 36 main(int argc, char *argv[]) 37 { 38 const char *suite_name = basename(argv[0]); 39 struct vmctx *ctx; 40 41 ctx = create_test_vm(suite_name); 42 if (ctx == NULL) { 43 errx(EXIT_FAILURE, "could not open test VM"); 44 } 45 46 if (vm_activate_cpu(ctx, 0) != 0) { 47 err(EXIT_FAILURE, "could not activate vcpu0"); 48 } 49 50 const int vmfd = vm_get_device_fd(ctx); 51 int error; 52 53 if (ioctl(vmfd, VM_PAUSE, 0) != 0) { 54 err(EXIT_FAILURE, "VM_PAUSE failed"); 55 } 56 57 /* Pausing an already-paused instanced should result in EALREADY */ 58 if (ioctl(vmfd, VM_PAUSE, 0) == 0) { 59 errx(EXIT_FAILURE, "VM_PAUSE should have failed"); 60 } 61 error = errno; 62 if (error != EALREADY) { 63 errx(EXIT_FAILURE, "VM_PAUSE unexpected errno: %d != %d", 64 EALREADY, error); 65 } 66 67 if (ioctl(vmfd, VM_RESUME, 0) != 0) { 68 err(EXIT_FAILURE, "VM_RESUME failed"); 69 } 70 71 /* Resuming an already-running instanced should result in EALREADY */ 72 if (ioctl(vmfd, VM_RESUME, 0) == 0) { 73 errx(EXIT_FAILURE, "VM_RESUME should have failed"); 74 } 75 error = errno; 76 if (error != EALREADY) { 77 errx(EXIT_FAILURE, "VM_RESUME unexpected errno: %d != %d", 78 EALREADY, error); 79 } 80 81 vm_destroy(ctx); 82 (void) printf("%s\tPASS\n", suite_name); 83 return (EXIT_SUCCESS); 84 } 85