| Dmitry V. Levin | 4dd9f3f | 2016-05-26 00:37:26 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2014 Mike Frysinger <vapier@gentoo.org> |
| 3 | * Copyright (c) 2015-2016 Dmitry V. Levin <ldv@altlinux.org> |
| 4 | * All rights reserved. |
| 5 | * |
| 6 | * Redistribution and use in source and binary forms, with or without |
| 7 | * modification, are permitted provided that the following conditions |
| 8 | * are met: |
| 9 | * 1. Redistributions of source code must retain the above copyright |
| 10 | * notice, this list of conditions and the following disclaimer. |
| 11 | * 2. Redistributions in binary form must reproduce the above copyright |
| 12 | * notice, this list of conditions and the following disclaimer in the |
| 13 | * documentation and/or other materials provided with the distribution. |
| 14 | * 3. The name of the author may not be used to endorse or promote products |
| 15 | * derived from this software without specific prior written permission. |
| 16 | * |
| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | */ |
| 28 | |
| 29 | #include "defs.h" |
| 30 | #include <linux/fs.h> |
| 31 | |
| 32 | int |
| 33 | fs_x_ioctl(struct tcb *tcp, const unsigned int code, const long arg) |
| 34 | { |
| 35 | switch (code) { |
| 36 | #ifdef FITRIM |
| 37 | /* First seen in linux-2.6.37 */ |
| 38 | case FITRIM: { |
| 39 | struct fstrim_range fstrim; |
| 40 | |
| 41 | tprints(", "); |
| 42 | if (!umove_or_printaddr(tcp, arg, &fstrim)) |
| 43 | tprintf("{start=%#" PRIx64 |
| 44 | ", len=%#" PRIx64 |
| 45 | ", minlen=%#" PRIx64 "}", |
| 46 | (uint64_t) fstrim.start, |
| 47 | (uint64_t) fstrim.len, |
| 48 | (uint64_t) fstrim.minlen); |
| 49 | break; |
| 50 | } |
| 51 | #endif |
| 52 | |
| 53 | /* No arguments */ |
| 54 | #ifdef FIFREEZE |
| 55 | case FIFREEZE: |
| 56 | case FITHAW: |
| 57 | break; |
| 58 | #endif |
| 59 | |
| 60 | default: |
| 61 | return RVAL_DECODED; |
| 62 | } |
| 63 | |
| 64 | return RVAL_DECODED | 1; |
| 65 | } |