2 * Copyright (c) 1991, 1992 Paul Kranenburg <pk@cs.few.eur.nl>
3 * Copyright (c) 1993 Branko Lankester <branko@hacktic.nl>
4 * Copyright (c) 1993, 1994, 1995, 1996 Rick Sladkey <jrs@world.std.com>
5 * Copyright (c) 1996-1999 Wichert Akkerman <wichert@cistron.nl>
6 * Copyright (c) 2000 PocketPenguins Inc. Linux for Hitachi SuperH
7 * port by Greg Banks <gbanks@pocketpenguins.com>
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 * 3. The name of the author may not be used to endorse or promote products
19 * derived from this software without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
24 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
40 static unsigned long pagesize;
43 pagesize = sysconf(_SC_PAGESIZE);
50 tprintf("%#lx", tcp->u_arg[0]);
55 #include "xlat/mmap_prot.h"
56 #include "xlat/mmap_flags.h"
59 print_mmap(struct tcb *tcp, long *u_arg, unsigned long long offset)
66 tprintf("%#lx, ", u_arg[0]);
68 tprintf("%lu, ", u_arg[1]);
70 printflags(mmap_prot, u_arg[2], "PROT_???");
74 printxval(mmap_flags, u_arg[3] & MAP_TYPE, "MAP_???");
75 addflags(mmap_flags, u_arg[3] & ~MAP_TYPE);
77 printflags(mmap_flags, u_arg[3], "MAP_???");
81 printfd(tcp, u_arg[4]);
83 tprintf(", %#llx", offset);
88 /* Syscall name<->function correspondence is messed up on many arches.
90 * i386 has __NR_mmap == 90, and it is "old mmap", and
91 * also it has __NR_mmap2 == 192, which is a "new mmap with page offsets".
92 * But x86_64 has just one __NR_mmap == 9, a "new mmap with byte offsets".
96 /* Params are pointed to by u_arg[0], offset is in bytes */
102 * IA64 processes never call this routine, they only use the
103 * new 'sys_mmap' interface. Only IA32 processes come here.
106 unsigned narrow_arg[6];
107 if (umoven(tcp, tcp->u_arg[0], sizeof(narrow_arg), narrow_arg) == -1)
109 for (i = 0; i < 6; i++)
110 u_arg[i] = (unsigned long) narrow_arg[i];
111 #elif defined(X86_64)
112 /* We are here only in personality 1 (i386) */
114 unsigned narrow_arg[6];
115 if (umoven(tcp, tcp->u_arg[0], sizeof(narrow_arg), narrow_arg) == -1)
117 for (i = 0; i < 6; ++i)
118 u_arg[i] = (unsigned long) narrow_arg[i];
120 if (umoven(tcp, tcp->u_arg[0], sizeof(u_arg), u_arg) == -1)
123 return print_mmap(tcp, u_arg, (unsigned long) u_arg[5]);
127 /* Params are pointed to by u_arg[0], offset is in pages */
128 SYS_FUNC(old_mmap_pgoff)
132 unsigned narrow_arg[6];
133 unsigned long long offset;
134 if (umoven(tcp, tcp->u_arg[0], sizeof(narrow_arg), narrow_arg) == -1)
136 for (i = 0; i < 5; i++)
137 u_arg[i] = (unsigned long) narrow_arg[i];
138 offset = narrow_arg[5];
139 offset *= get_pagesize();
140 return print_mmap(tcp, u_arg, offset);
144 /* Params are passed directly, offset is in bytes */
147 unsigned long long offset = (unsigned long) tcp->u_arg[5];
148 #if defined(LINUX_MIPSN32) || defined(X32)
149 /* Try test/x32_mmap.c */
150 offset = tcp->ext_arg[5];
152 /* Example of kernel-side handling of this variety of mmap:
153 * arch/x86/kernel/sys_x86_64.c::SYSCALL_DEFINE6(mmap, ...) calls
154 * sys_mmap_pgoff(..., off >> PAGE_SHIFT); i.e. off is in bytes,
155 * since the above code converts off to pages.
157 return print_mmap(tcp, tcp->u_arg, offset);
160 /* Params are passed directly, offset is in pages */
163 /* Try test/mmap_offset_decode.c */
164 unsigned long long offset;
165 offset = (unsigned long) tcp->u_arg[5];
166 offset *= get_pagesize();
167 return print_mmap(tcp, tcp->u_arg, offset);
170 /* Params are passed directly, offset is in 4k units */
173 unsigned long long offset;
174 offset = (unsigned long) tcp->u_arg[5];
176 return print_mmap(tcp, tcp->u_arg, offset);
183 tcp->u_arg[0], tcp->u_arg[1]);
191 tprintf("%#lx, %lu, ",
192 tcp->u_arg[0], tcp->u_arg[1]);
193 printflags(mmap_prot, tcp->u_arg[2], "PROT_???");
198 #include "xlat/mremap_flags.h"
203 tprintf("%#lx, %lu, %lu, ", tcp->u_arg[0], tcp->u_arg[1],
205 printflags(mremap_flags, tcp->u_arg[3], "MREMAP_???");
207 if ((tcp->u_arg[3] & (MREMAP_MAYMOVE | MREMAP_FIXED)) ==
208 (MREMAP_MAYMOVE | MREMAP_FIXED))
209 tprintf(", %#lx", tcp->u_arg[4]);
215 #include "xlat/madvise_cmds.h"
220 tprintf("%#lx, %lu, ", tcp->u_arg[0], tcp->u_arg[1]);
221 printxval(madvise_cmds, tcp->u_arg[2], "MADV_???");
226 #include "xlat/mlockall_flags.h"
231 printflags(mlockall_flags, tcp->u_arg[0], "MCL_???");
236 #include "xlat/mctl_sync.h"
242 tprintf("%#lx", tcp->u_arg[0]);
244 tprintf(", %lu, ", tcp->u_arg[1]);
246 printflags(mctl_sync, tcp->u_arg[2], "MS_???");
254 tprintf("%#lx, %lu, ", tcp->u_arg[0], tcp->u_arg[1]);
256 unsigned long i, len;
260 if (syserror(tcp) || tcp->u_arg[2] == 0 ||
261 (vec = malloc(len)) == NULL ||
262 umoven(tcp, tcp->u_arg[2], len, vec) < 0)
263 tprintf("%#lx", tcp->u_arg[2]);
266 for (i = 0; i < len; i++) {
267 if (abbrev(tcp) && i >= max_strlen) {
271 tprints((vec[i] & 1) ? "1" : "0");
280 #if defined(ALPHA) || defined(IA64) || defined(SPARC) || defined(SPARC64)
281 SYS_FUNC(getpagesize)
289 SYS_FUNC(remap_file_pages)
292 tprintf("%#lx, %lu, ", tcp->u_arg[0], tcp->u_arg[1]);
293 printflags(mmap_prot, tcp->u_arg[2], "PROT_???");
294 tprintf(", %lu, ", tcp->u_arg[3]);
296 printxval(mmap_flags, tcp->u_arg[4] & MAP_TYPE, "MAP_???");
297 addflags(mmap_flags, tcp->u_arg[4] & ~MAP_TYPE);
299 printflags(mmap_flags, tcp->u_arg[4], "MAP_???");
305 #define MPOL_DEFAULT 0
306 #define MPOL_PREFERRED 1
308 #define MPOL_INTERLEAVE 3
310 #define MPOL_F_NODE (1<<0)
311 #define MPOL_F_ADDR (1<<1)
313 #define MPOL_MF_STRICT (1<<0)
314 #define MPOL_MF_MOVE (1<<1)
315 #define MPOL_MF_MOVE_ALL (1<<2)
317 #include "xlat/policies.h"
318 #include "xlat/mbindflags.h"
319 #include "xlat/mempolicyflags.h"
320 #include "xlat/move_pages_flags.h"
323 get_nodes(struct tcb *tcp, unsigned long ptr, unsigned long maxnodes, int err)
325 unsigned long nlongs, size, end;
327 nlongs = (maxnodes + 8 * sizeof(long) - 1) / (8 * sizeof(long));
328 size = nlongs * sizeof(long);
330 if (nlongs == 0 || ((err || verbose(tcp)) && (size * 8 == maxnodes)
332 unsigned long n, cur, abbrev_end;
336 abbrev_end = ptr + max_strlen * sizeof(long);
337 if (abbrev_end < ptr)
343 for (cur = ptr; cur < end; cur += sizeof(long)) {
346 if (cur >= abbrev_end) {
350 if (umoven(tcp, cur, sizeof(n), &n) < 0) {
355 tprintf("%#0*lx", (int) sizeof(long) * 2 + 2, n);
359 tprintf(" %#lx", ptr);
361 tprintf(", %#lx", ptr);
362 tprintf(", %lu", maxnodes);
368 tprintf("%#lx, %lu, ", tcp->u_arg[0], tcp->u_arg[1]);
369 printxval(policies, tcp->u_arg[2], "MPOL_???");
370 get_nodes(tcp, tcp->u_arg[3], tcp->u_arg[4], 0);
372 printflags(mbindflags, tcp->u_arg[5], "MPOL_???");
377 SYS_FUNC(set_mempolicy)
380 printxval(policies, tcp->u_arg[0], "MPOL_???");
381 get_nodes(tcp, tcp->u_arg[1], tcp->u_arg[2], 0);
386 SYS_FUNC(get_mempolicy)
390 if (tcp->u_arg[0] == 0)
392 else if (syserror(tcp) || umove(tcp, tcp->u_arg[0], &pol) < 0)
393 tprintf("%#lx", tcp->u_arg[0]);
395 printxval(policies, pol, "MPOL_???");
396 get_nodes(tcp, tcp->u_arg[1], tcp->u_arg[2], syserror(tcp));
397 tprintf(", %#lx, ", tcp->u_arg[3]);
398 printflags(mempolicyflags, tcp->u_arg[4], "MPOL_???");
403 SYS_FUNC(migrate_pages)
406 tprintf("%ld, ", (long) (pid_t) tcp->u_arg[0]);
407 get_nodes(tcp, tcp->u_arg[2], tcp->u_arg[1], 0);
409 get_nodes(tcp, tcp->u_arg[3], tcp->u_arg[1], 0);
417 unsigned long npages = tcp->u_arg[1];
418 tprintf("%ld, %lu, ", tcp->u_arg[0], npages);
419 if (tcp->u_arg[2] == 0)
423 long puser = tcp->u_arg[2];
425 for (i = 0; i < npages; ++i) {
429 if (umove(tcp, puser, &p) < 0) {
434 puser += sizeof(void *);
438 if (tcp->u_arg[3] == 0)
442 long nodeuser = tcp->u_arg[3];
444 for (i = 0; i < npages; ++i) {
448 if (umove(tcp, nodeuser, &node) < 0) {
452 tprintf("%#x", node);
453 nodeuser += sizeof(int);
459 unsigned long npages = tcp->u_arg[1];
460 if (tcp->u_arg[4] == 0)
464 long statususer = tcp->u_arg[4];
466 for (i = 0; i < npages; ++i) {
470 if (umove(tcp, statususer, &status) < 0) {
474 tprintf("%#x", status);
475 statususer += sizeof(int);
479 printflags(move_pages_flags, tcp->u_arg[5], "MPOL_???");
485 SYS_FUNC(subpage_prot)
488 unsigned long cur, end, abbrev_end, entries;
491 tprintf("%#lx, %#lx, ", tcp->u_arg[0], tcp->u_arg[1]);
492 entries = tcp->u_arg[1] >> 16;
493 if (!entries || !tcp->u_arg[2]) {
498 end = cur + (sizeof(int) * entries);
499 if (!verbose(tcp) || end < (unsigned long) tcp->u_arg[2]) {
500 tprintf("%#lx", tcp->u_arg[2]);
504 abbrev_end = cur + (sizeof(int) * max_strlen);
505 if (abbrev_end > end)
511 for (; cur < end; cur += sizeof(int)) {
512 if (cur > (unsigned long) tcp->u_arg[2])
514 if (cur >= abbrev_end) {
518 if (umove(tcp, cur, &entry) < 0) {
519 tprintf("??? [%#lx]", cur);
523 tprintf("%#08x", entry);