4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 only,
8 * as published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License version 2 for more details (a copy is included
14 * in the LICENSE file that accompanied this code).
16 * You should have received a copy of the GNU General Public License
17 * version 2 along with this program; If not, see
18 * http://www.gnu.org/licenses/gpl-2.0.html
23 * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
24 * Use is subject to license terms.
26 * Copyright (c) 2011, 2017, Intel Corporation.
29 * This file is part of Lustre, http://www.lustre.org/
33 #include <linux/sched.h>
35 #include <linux/xattr.h>
36 #ifdef HAVE_LINUX_SELINUX_IS_ENABLED
37 #include <linux/selinux.h>
40 #define DEBUG_SUBSYSTEM S_LLITE
42 #include <obd_support.h>
43 #include <lustre_dlm.h>
44 #include <lustre_swab.h>
46 #include "llite_internal.h"
48 #ifndef HAVE_XATTR_HANDLER_NAME
49 static inline const char *xattr_prefix(const struct xattr_handler *handler)
51 return handler->prefix;
55 const struct xattr_handler *get_xattr_type(const char *name)
59 for (i = 0; ll_xattr_handlers[i]; i++) {
60 const char *prefix = xattr_prefix(ll_xattr_handlers[i]);
61 size_t prefix_len = strlen(prefix);
63 if (!strncmp(prefix, name, prefix_len))
64 return ll_xattr_handlers[i];
70 static int xattr_type_filter(struct ll_sb_info *sbi,
71 const struct xattr_handler *handler)
73 /* No handler means XATTR_OTHER_T */
77 if ((handler->flags == XATTR_ACL_ACCESS_T ||
78 handler->flags == XATTR_ACL_DEFAULT_T) &&
79 !test_bit(LL_SBI_ACL, sbi->ll_flags))
82 if (handler->flags == XATTR_USER_T &&
83 !test_bit(LL_SBI_USER_XATTR, sbi->ll_flags))
86 if (handler->flags == XATTR_TRUSTED_T &&
87 !capable(CAP_SYS_ADMIN))
93 static int ll_xattr_set_common(const struct xattr_handler *handler,
94 struct dentry *dentry, struct inode *inode,
95 const char *name, const void *value, size_t size,
98 struct ll_sb_info *sbi = ll_i2sbi(inode);
99 struct ptlrpc_request *req = NULL;
100 const char *pv = value;
102 ktime_t kstart = ktime_get();
107 /* When setxattr() is called with a size of 0 the value is
108 * unconditionally replaced by "". When removexattr() is
109 * called we get a NULL value and XATTR_REPLACE for flags. */
110 if (!value && flags == XATTR_REPLACE)
111 valid = OBD_MD_FLXATTRRM;
113 valid = OBD_MD_FLXATTR;
115 /* FIXME: enable IMA when the conditions are ready */
116 if (handler->flags == XATTR_SECURITY_T &&
117 (!strcmp(name, "ima") || !strcmp(name, "evm")))
120 rc = xattr_type_filter(sbi, handler);
124 if ((handler->flags == XATTR_ACL_ACCESS_T ||
125 handler->flags == XATTR_ACL_DEFAULT_T) &&
126 !inode_owner_or_capable(inode))
129 /* b10667: ignore lustre special xattr for now */
130 if (!strcmp(name, "hsm") ||
131 ((handler->flags == XATTR_TRUSTED_T && !strcmp(name, "lov")) ||
132 (handler->flags == XATTR_LUSTRE_T && !strcmp(name, "lov"))))
135 /* LU-549: Disable security.selinux when selinux is disabled */
136 if (handler->flags == XATTR_SECURITY_T && !selinux_is_enabled() &&
137 strcmp(name, "selinux") == 0)
141 * In user.* namespace, only regular files and directories can have
142 * extended attributes.
144 if (handler->flags == XATTR_USER_T) {
145 if (!S_ISREG(inode->i_mode) && !S_ISDIR(inode->i_mode))
149 /* Setting LL_XATTR_NAME_ENCRYPTION_CONTEXT xattr is only allowed
150 * when defining an encryption policy on a directory, ie when it
151 * comes from ll_set_context().
152 * When new files/dirs are created in an encrypted dir, the xattr
153 * is set directly in the create request.
155 if (handler->flags == XATTR_SECURITY_T &&
156 !strcmp(name, "c") &&
157 !test_and_clear_bit(LLIF_SET_ENC_CTX, &ll_i2info(inode)->lli_flags))
160 fullname = kasprintf(GFP_KERNEL, "%s%s", xattr_prefix(handler), name);
164 rc = md_setxattr(sbi->ll_md_exp, ll_inode2fid(inode), valid, fullname,
165 pv, size, flags, ll_i2suppgid(inode), &req);
168 if (rc == -EOPNOTSUPP && handler->flags == XATTR_USER_T) {
169 LCONSOLE_INFO("Disabling user_xattr feature because it is not supported on the server\n");
170 clear_bit(LL_SBI_USER_XATTR, sbi->ll_flags);
175 ptlrpc_req_finished(req);
177 ll_stats_ops_tally(ll_i2sbi(inode), valid == OBD_MD_FLXATTRRM ?
178 LPROC_LL_REMOVEXATTR : LPROC_LL_SETXATTR,
179 ktime_us_delta(ktime_get(), kstart));
184 static int get_hsm_state(struct inode *inode, u32 *hus_states)
186 struct md_op_data *op_data;
187 struct hsm_user_state *hus;
194 op_data = ll_prep_md_op_data(NULL, inode, NULL, NULL, 0, 0,
195 LUSTRE_OPC_ANY, hus);
196 if (!IS_ERR(op_data)) {
197 rc = obd_iocontrol(LL_IOC_HSM_STATE_GET, ll_i2mdexp(inode),
198 sizeof(*op_data), op_data, NULL);
200 *hus_states = hus->hus_states;
202 CDEBUG(D_VFSTRACE, "obd_iocontrol failed. rc = %d\n",
205 ll_finish_md_op_data(op_data);
207 rc = PTR_ERR(op_data);
208 CDEBUG(D_VFSTRACE, "Could not prepare the opdata. rc = %d\n",
215 static int ll_adjust_lum(struct inode *inode, struct lov_user_md *lump, size_t size)
217 struct lov_comp_md_v1 *comp_v1 = (struct lov_comp_md_v1 *)lump;
218 struct lov_user_md *v1 = lump;
219 bool need_clear_release = false;
220 bool release_checked = false;
221 bool is_composite = false;
229 if (lump->lmm_magic == LOV_USER_MAGIC_COMP_V1) {
230 if (size < sizeof(*comp_v1))
233 entry_count = comp_v1->lcm_entry_count;
234 if (size < offsetof(typeof(*comp_v1), lcm_entries[entry_count]))
239 for (i = 0; i < entry_count; i++) {
240 if (lump->lmm_magic == LOV_USER_MAGIC_COMP_V1) {
243 if (comp_v1->lcm_entries[i].lcme_offset + sizeof(*v1) >
247 ptr += comp_v1->lcm_entries[i].lcme_offset;
248 v1 = (struct lov_user_md *)ptr;
252 * Attributes that are saved via getxattr will always
253 * have the stripe_offset as 0. Instead, the MDS
254 * should be allowed to pick the starting OST index.
257 if (!is_composite && v1->lmm_stripe_offset == 0)
258 v1->lmm_stripe_offset = -1;
260 /* Avoid anyone directly setting the RELEASED flag. */
261 if (v1->lmm_pattern & LOV_PATTERN_F_RELEASED) {
262 if (!release_checked) {
265 rc = get_hsm_state(inode, &state);
269 if (!(state & HS_ARCHIVED))
270 need_clear_release = true;
271 release_checked = true;
273 if (need_clear_release)
274 v1->lmm_pattern ^= LOV_PATTERN_F_RELEASED;
281 static int ll_setstripe_ea(struct dentry *dentry, struct lov_user_md *lump,
284 struct inode *inode = dentry->d_inode;
288 * It is possible to set an xattr to a "" value of zero size.
289 * For this case we are going to treat it as a removal.
294 if (size && size < sizeof(*lump)) {
295 /* ll_adjust_lum() or ll_lov_user_md_size() might access
296 * before size - just give up now.
300 rc = ll_adjust_lum(inode, lump, size);
304 if (lump && S_ISREG(inode->i_mode)) {
305 u64 it_flags = FMODE_WRITE;
308 lum_size = ll_lov_user_md_size(lump);
309 if (lum_size < 0 || size < lum_size)
312 rc = ll_lov_setstripe_ea_info(inode, dentry, it_flags, lump,
315 * b=10667: ignore -EEXIST.
316 * Silently eat error on setting trusted.lov/lustre.lov
317 * attribute for platforms that added the default option
318 * to copy all attributes in 'cp' command. Both rsync and
319 * tar --xattrs also will try to set LOVEA for existing
324 } else if (S_ISDIR(inode->i_mode)) {
325 if (size != 0 && size < sizeof(struct lov_user_md))
328 rc = ll_dir_setstripe(inode, lump, 0);
334 static int ll_xattr_set(const struct xattr_handler *handler,
335 struct dentry *dentry, struct inode *inode,
336 const char *name, const void *value, size_t size,
339 ktime_t kstart = ktime_get();
340 int op_type = flags == XATTR_REPLACE ? LPROC_LL_REMOVEXATTR :
347 CDEBUG(D_VFSTRACE, "VFS Op:inode=" DFID "(%p), xattr %s\n",
348 PFID(ll_inode2fid(inode)), inode, name);
350 /* lustre/trusted.lov.xxx would be passed through xattr API */
351 if (!strcmp(name, "lov")) {
352 rc = ll_setstripe_ea(dentry, (struct lov_user_md *)value,
354 ll_stats_ops_tally(ll_i2sbi(inode), op_type,
355 ktime_us_delta(ktime_get(), kstart));
357 } else if (!strcmp(name, "lma") || !strcmp(name, "link")) {
358 ll_stats_ops_tally(ll_i2sbi(inode), op_type,
359 ktime_us_delta(ktime_get(), kstart));
363 if (strncmp(name, "lov.", 4) == 0 &&
364 (__swab32(((struct lov_user_md *)value)->lmm_magic) &
365 le32_to_cpu(LOV_MAGIC_MASK)) == le32_to_cpu(LOV_MAGIC_MAGIC))
366 lustre_swab_lov_user_md((struct lov_user_md *)value, 0);
368 return ll_xattr_set_common(handler, dentry, inode, name, value, size,
372 int ll_xattr_list(struct inode *inode, const char *name, int type, void *buffer,
373 size_t size, u64 valid)
375 struct ll_inode_info *lli = ll_i2info(inode);
376 struct ll_sb_info *sbi = ll_i2sbi(inode);
377 struct ptlrpc_request *req = NULL;
382 /* Getting LL_XATTR_NAME_ENCRYPTION_CONTEXT xattr is only allowed
383 * when it comes from ll_get_context(), ie when llcrypt needs to
384 * know the encryption context.
385 * Otherwise, any direct reading of this xattr returns -EPERM.
387 if (type == XATTR_SECURITY_T &&
388 !strcmp(name, LL_XATTR_NAME_ENCRYPTION_CONTEXT)) {
389 struct ll_cl_context *lcc = ll_cl_find(inode);
391 if (!lcc || !lcc->lcc_getencctx)
392 GOTO(out_xattr, rc = -EPERM);
395 if (sbi->ll_xattr_cache_enabled && type != XATTR_ACL_ACCESS_T &&
396 (type != XATTR_SECURITY_T || strcmp(name, "security.selinux"))) {
397 rc = ll_xattr_cache_get(inode, name, buffer, size, valid);
399 goto getxattr_nocache;
403 /* Add "system.posix_acl_access" to the list */
404 if (lli->lli_posix_acl && valid & OBD_MD_FLXATTRLS) {
406 rc += sizeof(XATTR_NAME_ACL_ACCESS);
407 } else if (size - rc >= sizeof(XATTR_NAME_ACL_ACCESS)) {
408 memcpy(buffer + rc, XATTR_NAME_ACL_ACCESS,
409 sizeof(XATTR_NAME_ACL_ACCESS));
410 rc += sizeof(XATTR_NAME_ACL_ACCESS);
412 GOTO(out_xattr, rc = -ERANGE);
417 rc = md_getxattr(sbi->ll_md_exp, ll_inode2fid(inode), valid,
422 /* only detect the xattr size */
427 GOTO(out, rc = -ERANGE);
429 /* do not need swab xattr data */
430 xdata = req_capsule_server_sized_get(&req->rq_pill, &RMF_EADATA,
433 GOTO(out, rc = -EPROTO);
435 memcpy(buffer, xdata, rc);
441 if (rc == -EOPNOTSUPP && type == XATTR_USER_T) {
442 LCONSOLE_INFO("%s: disabling user_xattr feature because "
443 "it is not supported on the server: rc = %d\n",
445 clear_bit(LL_SBI_USER_XATTR, sbi->ll_flags);
448 ptlrpc_req_finished(req);
452 static int ll_xattr_get_common(const struct xattr_handler *handler,
453 struct dentry *dentry,
455 const char *name, void *buffer, size_t size)
457 struct ll_sb_info *sbi = ll_i2sbi(inode);
458 ktime_t kstart = ktime_get();
464 rc = xattr_type_filter(sbi, handler);
468 /* LU-549: Disable security.selinux when selinux is disabled */
469 if (handler->flags == XATTR_SECURITY_T && !selinux_is_enabled() &&
470 !strcmp(name, "selinux"))
473 #ifdef CONFIG_LUSTRE_FS_POSIX_ACL
474 /* posix acl is under protection of LOOKUP lock. when calling to this,
475 * we just have path resolution to the target inode, so we have great
476 * chance that cached ACL is uptodate.
478 if (handler->flags == XATTR_ACL_ACCESS_T) {
479 struct ll_inode_info *lli = ll_i2info(inode);
480 struct posix_acl *acl;
482 read_lock(&lli->lli_lock);
483 acl = posix_acl_dup(lli->lli_posix_acl);
484 read_unlock(&lli->lli_lock);
489 rc = posix_acl_to_xattr(&init_user_ns, acl, buffer, size);
490 posix_acl_release(acl);
493 if (handler->flags == XATTR_ACL_DEFAULT_T && !S_ISDIR(inode->i_mode))
497 fullname = kasprintf(GFP_KERNEL, "%s%s", xattr_prefix(handler), name);
501 rc = ll_xattr_list(inode, fullname, handler->flags, buffer, size,
504 ll_stats_ops_tally(ll_i2sbi(inode), LPROC_LL_GETXATTR,
505 ktime_us_delta(ktime_get(), kstart));
510 static ssize_t ll_getxattr_lov(struct inode *inode, void *buf, size_t buf_size)
514 if (S_ISREG(inode->i_mode)) {
515 struct cl_object *obj = ll_i2info(inode)->lli_clob;
516 struct cl_layout cl = {
517 .cl_buf.lb_buf = buf,
518 .cl_buf.lb_len = buf_size,
526 env = cl_env_get(&refcheck);
528 RETURN(PTR_ERR(env));
530 rc = cl_object_layout_get(env, obj, &cl);
535 GOTO(out_env, rc = -ENODATA);
542 LASSERT(buf && rc <= buf_size);
545 * Do not return layout gen for getxattr() since
546 * otherwise it would confuse tar --xattr by
547 * recognizing layout gen as stripe offset when the
548 * file is restored. See LU-2809.
550 if ((((struct lov_mds_md *)buf)->lmm_magic &
551 __swab32(LOV_MAGIC_MAGIC)) == __swab32(LOV_MAGIC_MAGIC))
552 lustre_swab_lov_user_md((struct lov_user_md *)buf,
555 switch (((struct lov_mds_md *)buf)->lmm_magic) {
558 case LOV_MAGIC_SPECIFIC:
559 ((struct lov_mds_md *)buf)->lmm_layout_gen = 0;
561 case LOV_MAGIC_COMP_V1:
562 case LOV_MAGIC_FOREIGN:
565 CERROR("Invalid LOV magic %08x\n",
566 ((struct lov_mds_md *)buf)->lmm_magic);
567 GOTO(out_env, rc = -EINVAL);
571 cl_env_put(env, &refcheck);
574 } else if (S_ISDIR(inode->i_mode)) {
575 struct ptlrpc_request *req = NULL;
576 struct ptlrpc_request *root_req = NULL;
577 struct lov_mds_md *lmm = NULL;
580 rc = ll_dir_getstripe_default(inode, (void **)&lmm, &lmm_size,
586 GOTO(out_req, rc = lmm_size);
588 if (buf_size < lmm_size)
589 GOTO(out_req, rc = -ERANGE);
591 memcpy(buf, lmm, lmm_size);
592 GOTO(out_req, rc = lmm_size);
595 ptlrpc_req_finished(req);
597 ptlrpc_req_finished(root_req);
605 static int ll_xattr_get(const struct xattr_handler *handler,
606 struct dentry *dentry, struct inode *inode,
607 const char *name, void *buffer, size_t size)
612 CDEBUG(D_VFSTRACE, "VFS Op:inode="DFID"(%p), xattr %s\n",
613 PFID(ll_inode2fid(inode)), inode, name);
615 if (!strcmp(name, "lov")) {
616 ll_stats_ops_tally(ll_i2sbi(inode), LPROC_LL_GETXATTR, 1);
618 return ll_getxattr_lov(inode, buffer, size);
621 return ll_xattr_get_common(handler, dentry, inode, name, buffer, size);
624 ssize_t ll_listxattr(struct dentry *dentry, char *buffer, size_t size)
626 struct inode *inode = dentry->d_inode;
627 struct ll_sb_info *sbi = ll_i2sbi(inode);
628 ktime_t kstart = ktime_get();
635 CDEBUG(D_VFSTRACE, "VFS Op:inode="DFID"(%p)\n",
636 PFID(ll_inode2fid(inode)), inode);
638 rc = ll_xattr_list(inode, NULL, XATTR_OTHER_T, buffer, size,
644 * If we're being called to get the size of the xattr list
645 * (size == 0) then just assume that a lustre.lov xattr
655 bool hide_xattr = false;
657 /* Listing xattrs should not expose
658 * LL_XATTR_NAME_ENCRYPTION_CONTEXT xattr, unless it comes
661 if (get_xattr_type(xattr_name)->flags == XATTR_SECURITY_T &&
662 !strcmp(xattr_name, LL_XATTR_NAME_ENCRYPTION_CONTEXT)) {
663 struct ll_cl_context *lcc = ll_cl_find(inode);
665 if (!lcc || !lcc->lcc_getencctx)
669 len = strnlen(xattr_name, rem - 1) + 1;
671 if (!xattr_type_filter(sbi, hide_xattr ? NULL :
672 get_xattr_type(xattr_name))) {
673 /* Skip OK xattr type, leave it in buffer. */
679 * Move up remaining xattrs in buffer
680 * removing the xattr that is not OK.
682 memmove(xattr_name, xattr_name + len, rem);
686 rc2 = ll_getxattr_lov(inode, NULL, 0);
693 if (size < rc + sizeof(XATTR_LUSTRE_LOV))
696 memcpy(buffer + rc, XATTR_LUSTRE_LOV, sizeof(XATTR_LUSTRE_LOV));
699 ll_stats_ops_tally(ll_i2sbi(inode), LPROC_LL_LISTXATTR,
700 ktime_us_delta(ktime_get(), kstart));
702 RETURN(rc + sizeof(XATTR_LUSTRE_LOV));
705 #ifdef HAVE_XATTR_HANDLER_SIMPLIFIED
706 static int ll_xattr_get_common_4_3(const struct xattr_handler *handler,
707 struct dentry *dentry, const char *name,
708 void *buffer, size_t size)
710 return ll_xattr_get_common(handler, dentry, dentry->d_inode, name,
714 static int ll_xattr_get_4_3(const struct xattr_handler *handler,
715 struct dentry *dentry, const char *name,
716 void *buffer, size_t size)
718 return ll_xattr_get(handler, dentry, dentry->d_inode, name, buffer,
722 static int ll_xattr_set_common_4_3(const struct xattr_handler *handler,
723 struct dentry *dentry, const char *name,
724 const void *value, size_t size, int flags)
726 return ll_xattr_set_common(handler, dentry, dentry->d_inode, name,
730 static int ll_xattr_set_4_3(const struct xattr_handler *handler,
731 struct dentry *dentry, const char *name,
732 const void *value, size_t size, int flags)
734 return ll_xattr_set(handler, dentry, dentry->d_inode, name, value,
738 #elif !defined(HAVE_XATTR_HANDLER_INODE_PARAM)
739 const struct xattr_handler *get_xattr_handler(int handler_flag)
743 while (ll_xattr_handlers[i]) {
744 if (ll_xattr_handlers[i]->flags == handler_flag)
745 return ll_xattr_handlers[i];
751 static int ll_xattr_get_common_3_11(struct dentry *dentry, const char *name,
752 void *buffer, size_t size, int handler_flags)
754 const struct xattr_handler *handler = get_xattr_handler(handler_flags);
759 return ll_xattr_get_common(handler, dentry, dentry->d_inode, name,
763 static int ll_xattr_get_3_11(struct dentry *dentry, const char *name,
764 void *buffer, size_t size, int handler_flags)
766 const struct xattr_handler *handler = get_xattr_handler(handler_flags);
771 return ll_xattr_get(handler, dentry, dentry->d_inode, name, buffer,
775 static int ll_xattr_set_common_3_11(struct dentry *dentry, const char *name,
776 const void *value, size_t size, int flags,
779 const struct xattr_handler *handler = get_xattr_handler(handler_flags);
784 return ll_xattr_set_common(handler, dentry, dentry->d_inode, name,
788 static int ll_xattr_set_3_11(struct dentry *dentry, const char *name,
789 const void *value, size_t size, int flags,
792 const struct xattr_handler *handler = get_xattr_handler(handler_flags);
797 return ll_xattr_set(handler, dentry, dentry->d_inode, name, value,
802 static const struct xattr_handler ll_user_xattr_handler = {
803 .prefix = XATTR_USER_PREFIX,
804 .flags = XATTR_USER_T,
805 #if defined(HAVE_XATTR_HANDLER_SIMPLIFIED)
806 .get = ll_xattr_get_common_4_3,
807 .set = ll_xattr_set_common_4_3,
808 #elif !defined(HAVE_XATTR_HANDLER_INODE_PARAM)
809 .get = ll_xattr_get_common_3_11,
810 .set = ll_xattr_set_common_3_11,
812 .get = ll_xattr_get_common,
813 .set = ll_xattr_set_common,
817 static const struct xattr_handler ll_trusted_xattr_handler = {
818 .prefix = XATTR_TRUSTED_PREFIX,
819 .flags = XATTR_TRUSTED_T,
820 #if defined(HAVE_XATTR_HANDLER_SIMPLIFIED)
821 .get = ll_xattr_get_4_3,
822 .set = ll_xattr_set_4_3,
823 #elif !defined(HAVE_XATTR_HANDLER_INODE_PARAM)
824 .get = ll_xattr_get_3_11,
825 .set = ll_xattr_set_3_11,
832 static const struct xattr_handler ll_security_xattr_handler = {
833 .prefix = XATTR_SECURITY_PREFIX,
834 .flags = XATTR_SECURITY_T,
835 #if defined(HAVE_XATTR_HANDLER_SIMPLIFIED)
836 .get = ll_xattr_get_common_4_3,
837 .set = ll_xattr_set_common_4_3,
838 #elif !defined(HAVE_XATTR_HANDLER_INODE_PARAM)
839 .get = ll_xattr_get_common_3_11,
840 .set = ll_xattr_set_common_3_11,
842 .get = ll_xattr_get_common,
843 .set = ll_xattr_set_common,
847 static const struct xattr_handler ll_acl_access_xattr_handler = {
848 #ifdef HAVE_XATTR_HANDLER_NAME
849 .name = XATTR_NAME_POSIX_ACL_ACCESS,
851 .prefix = XATTR_NAME_POSIX_ACL_ACCESS,
853 .flags = XATTR_ACL_ACCESS_T,
854 #if defined(HAVE_XATTR_HANDLER_SIMPLIFIED)
855 .get = ll_xattr_get_common_4_3,
856 .set = ll_xattr_set_common_4_3,
857 #elif !defined(HAVE_XATTR_HANDLER_INODE_PARAM)
858 .get = ll_xattr_get_common_3_11,
859 .set = ll_xattr_set_common_3_11,
861 .get = ll_xattr_get_common,
862 .set = ll_xattr_set_common,
866 static const struct xattr_handler ll_acl_default_xattr_handler = {
867 #ifdef HAVE_XATTR_HANDLER_NAME
868 .name = XATTR_NAME_POSIX_ACL_DEFAULT,
870 .prefix = XATTR_NAME_POSIX_ACL_DEFAULT,
872 .flags = XATTR_ACL_DEFAULT_T,
873 #if defined(HAVE_XATTR_HANDLER_SIMPLIFIED)
874 .get = ll_xattr_get_common_4_3,
875 .set = ll_xattr_set_common_4_3,
876 #elif !defined(HAVE_XATTR_HANDLER_INODE_PARAM)
877 .get = ll_xattr_get_common_3_11,
878 .set = ll_xattr_set_common_3_11,
880 .get = ll_xattr_get_common,
881 .set = ll_xattr_set_common,
885 static const struct xattr_handler ll_lustre_xattr_handler = {
886 .prefix = XATTR_LUSTRE_PREFIX,
887 .flags = XATTR_LUSTRE_T,
888 #if defined(HAVE_XATTR_HANDLER_SIMPLIFIED)
889 .get = ll_xattr_get_4_3,
890 .set = ll_xattr_set_4_3,
891 #elif !defined(HAVE_XATTR_HANDLER_INODE_PARAM)
892 .get = ll_xattr_get_3_11,
893 .set = ll_xattr_set_3_11,
900 const struct xattr_handler *ll_xattr_handlers[] = {
901 &ll_user_xattr_handler,
902 &ll_trusted_xattr_handler,
903 &ll_security_xattr_handler,
904 #ifdef CONFIG_LUSTRE_FS_POSIX_ACL
905 &ll_acl_access_xattr_handler,
906 &ll_acl_default_xattr_handler,
908 &ll_lustre_xattr_handler,