1 /* 2 * Copyright (c) 2015 The DragonFly Project. All rights reserved. 3 * 4 * This code is derived from software contributed to The DragonFly Project 5 * by Matthew Dillon <dillon@dragonflybsd.org> 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in 15 * the documentation and/or other materials provided with the 16 * distribution. 17 * 3. Neither the name of The DragonFly Project nor the names of its 18 * contributors may be used to endorse or promote products derived 19 * from this software without specific, prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 22 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 24 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 25 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 26 * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING, 27 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 28 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 29 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 30 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 31 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 */ 34 35 #include "hammer2.h" 36 37 int 38 cmd_bulkfree(const char *sel_path) 39 { 40 hammer2_ioc_bulkfree_t bfi; 41 int ecode; 42 int fd; 43 int res; 44 45 bzero(&bfi, sizeof(bfi)); 46 bfi.size = 8192 * 1024; 47 48 if ((fd = hammer2_ioctl_handle(sel_path)) < 0) 49 return 1; 50 res = ioctl(fd, HAMMER2IOC_BULKFREE_SCAN, &bfi); 51 if (res) { 52 perror("ioctl"); 53 ecode = 1; 54 } 55 ecode = 0; 56 return ecode; 57 } 58 59 #if 0 60 int 61 cmd_bulkfree_async(const char *sel_path) 62 { 63 hammer2_ioc_bulkfree_t bfi; 64 int ecode; 65 int fd; 66 int res; 67 68 bzero(&bfi, sizeof(bfi)); 69 bfi.size = 8192 * 1024; 70 71 if ((fd = hammer2_ioctl_handle(sel_path)) < 0) 72 return 1; 73 res = ioctl(fd, HAMMER2IOC_BULKFREE_ASYNC, &bfi); 74 if (res) { 75 perror("ioctl"); 76 ecode = 1; 77 } 78 ecode = 0; 79 return ecode; 80 } 81 #endif 82