#include <linux/user_namespace.h>
#include <linux/utsname.h>
#include <linux/delay.h>
-#ifdef HAVE_UIDGID_HEADER
-# include <linux/uidgid.h>
-#endif
+#include <linux/uidgid.h>
+#include <linux/device.h>
+#include <linux/xarray.h>
#include <lustre_errno.h>
#include <llog_swab.h>
#include <lprocfs_status.h>
#include <lustre_acl.h>
+#include <lustre_compat.h>
#include <lustre_fid.h>
#include <uapi/linux/lustre/lustre_ioctl.h>
#include <lustre_kernelcomm.h>
rc = mdc_getattr_common(exp, req);
if (rc) {
if (rc == -ERANGE) {
- acl_bufsize = MIN(imp->imp_connect_data.ocd_max_easize,
- XATTR_SIZE_MAX);
+ acl_bufsize = min_t(__u32,
+ imp->imp_connect_data.ocd_max_easize,
+ XATTR_SIZE_MAX);
mdc_reset_acl_req(req);
goto again;
}
rc = mdc_getattr_common(exp, req);
if (rc) {
if (rc == -ERANGE) {
- acl_bufsize = MIN(imp->imp_connect_data.ocd_max_easize,
- XATTR_SIZE_MAX);
+ acl_bufsize = min_t(__u32,
+ imp->imp_connect_data.ocd_max_easize,
+ XATTR_SIZE_MAX);
mdc_reset_acl_req(req);
goto again;
}
if (opcode == MDS_REINT) {
struct mdt_rec_setxattr *rec;
- CLASSERT(sizeof(struct mdt_rec_setxattr) ==
- sizeof(struct mdt_rec_reint));
+ BUILD_BUG_ON(sizeof(struct mdt_rec_setxattr) !=
+ sizeof(struct mdt_rec_reint));
rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT);
rec->sx_opcode = REINT_SETXATTR;
rec->sx_fsuid = from_kuid(&init_user_ns, current_fsuid());
/* make rpc */
if (opcode == MDS_REINT)
- mdc_get_mod_rpc_slot(req, NULL);
+ ptlrpc_get_mod_rpc_slot(req);
rc = ptlrpc_queue_wait(req);
if (opcode == MDS_REINT)
- mdc_put_mod_rpc_slot(req, NULL);
+ ptlrpc_put_mod_rpc_slot(req);
if (rc)
ptlrpc_req_finished(req);
LASSERT(obd_md_valid == OBD_MD_FLXATTR ||
obd_md_valid == OBD_MD_FLXATTRLS);
- /* The below message is checked in sanity-selinux.sh test_20d */
+ /* Message below is checked in sanity-selinux test_20d
+ * and sanity-sec test_49
+ */
CDEBUG(D_INFO, "%s: get xattr '%s' for "DFID"\n",
exp->exp_obd->obd_name, name, PFID(fid));
rc = mdc_xattr_common(exp, &RQF_MDS_GETXATTR, fid, MDS_GETXATTR,
return rc;
}
-#ifdef CONFIG_LUSTRE_FS_POSIX_ACL
-static int mdc_unpack_acl(struct ptlrpc_request *req, struct lustre_md *md)
-{
- struct req_capsule *pill = &req->rq_pill;
- struct mdt_body *body = md->body;
- struct posix_acl *acl;
- void *buf;
- int rc;
- ENTRY;
-
- if (!body->mbo_aclsize)
- RETURN(0);
-
- buf = req_capsule_server_sized_get(pill, &RMF_ACL, body->mbo_aclsize);
-
- if (!buf)
- RETURN(-EPROTO);
-
- acl = posix_acl_from_xattr(&init_user_ns, buf, body->mbo_aclsize);
- if (acl == NULL)
- RETURN(0);
- if (IS_ERR(acl)) {
- rc = PTR_ERR(acl);
- CERROR("convert xattr to acl: %d\n", rc);
- RETURN(rc);
- }
-
- rc = posix_acl_valid(&init_user_ns, acl);
- if (rc) {
- CERROR("validate acl: %d\n", rc);
- posix_acl_release(acl);
- RETURN(rc);
- }
-
- md->posix_acl = acl;
- RETURN(0);
-}
-#else
-#define mdc_unpack_acl(req, md) 0
-#endif
-
-int mdc_get_lustre_md(struct obd_export *exp, struct ptlrpc_request *req,
- struct obd_export *dt_exp, struct obd_export *md_exp,
- struct lustre_md *md)
+static int mdc_get_lustre_md(struct obd_export *exp, struct ptlrpc_request *req,
+ struct obd_export *dt_exp,
+ struct obd_export *md_exp,
+ struct lustre_md *md)
{
struct req_capsule *pill = &req->rq_pill;
int rc;
}
}
}
- rc = 0;
+ rc = 0;
if (md->body->mbo_valid & OBD_MD_FLACL) {
/* for ACL, it's possible that FLACL is set but aclsize is zero.
* only when aclsize != 0 there's an actual segment for ACL
* in reply buffer.
*/
- if (md->body->mbo_aclsize) {
- rc = mdc_unpack_acl(req, md);
- if (rc)
- GOTO(out, rc);
-#ifdef CONFIG_LUSTRE_FS_POSIX_ACL
- } else {
- md->posix_acl = NULL;
-#endif
- }
- }
+ rc = mdc_unpack_acl(req, md);
+ if (rc)
+ GOTO(out, rc);
+ }
- EXIT;
+ EXIT;
out:
- if (rc) {
-#ifdef CONFIG_LUSTRE_FS_POSIX_ACL
- posix_acl_release(md->posix_acl);
-#endif
- }
- return rc;
+ if (rc)
+ lmd_clear_acl(md);
+
+ return rc;
}
-int mdc_free_lustre_md(struct obd_export *exp, struct lustre_md *md)
+static int mdc_free_lustre_md(struct obd_export *exp, struct lustre_md *md)
{
- ENTRY;
- RETURN(0);
+ ENTRY;
+ RETURN(0);
}
void mdc_replay_open(struct ptlrpc_request *req)
struct obd_client_handle *och;
struct lustre_handle old_open_handle = { };
struct mdt_body *body;
+ struct ldlm_reply *rep;
ENTRY;
if (mod == NULL) {
body = req_capsule_server_get(&req->rq_pill, &RMF_MDT_BODY);
LASSERT(body != NULL);
+ rep = req_capsule_server_get(&req->rq_pill, &RMF_DLM_REP);
+ if (rep != NULL && rep->lock_policy_res2 != 0)
+ DEBUG_REQ(D_ERROR, req, "Open request replay failed with %ld ",
+ (long int)rep->lock_policy_res2);
+
spin_lock(&req->rq_lock);
och = mod->mod_och;
if (och && och->och_open_handle.cookie)
ptlrpc_request_committed(mod->mod_close_req, committed);
}
-int mdc_clear_open_replay_data(struct obd_export *exp,
- struct obd_client_handle *och)
+static int mdc_clear_open_replay_data(struct obd_export *exp,
+ struct obd_client_handle *och)
{
- struct md_open_data *mod = och->och_mod;
- ENTRY;
+ struct md_open_data *mod = och->och_mod;
+ ENTRY;
- /**
- * It is possible to not have \var mod in a case of eviction between
- * lookup and ll_file_open().
- **/
- if (mod == NULL)
- RETURN(0);
+ /**
+ * It is possible to not have \var mod in a case of eviction between
+ * lookup and ll_file_open().
+ **/
+ if (mod == NULL)
+ RETURN(0);
LASSERT(mod != LP_POISON);
LASSERT(mod->mod_open_req != NULL);
spin_unlock(&mod->mod_open_req->rq_lock);
mdc_free_open(mod);
- mod->mod_och = NULL;
- och->och_mod = NULL;
- obd_mod_put(mod);
+ mod->mod_och = NULL;
+ och->och_mod = NULL;
+ obd_mod_put(mod);
- RETURN(0);
+ RETURN(0);
}
static int mdc_close(struct obd_export *exp, struct md_op_data *op_data,
ptlrpc_request_set_replen(req);
- mdc_get_mod_rpc_slot(req, NULL);
+ ptlrpc_get_mod_rpc_slot(req);
rc = ptlrpc_queue_wait(req);
- mdc_put_mod_rpc_slot(req, NULL);
+ ptlrpc_put_mod_rpc_slot(req);
if (req->rq_repmsg == NULL) {
CDEBUG(D_RPCTRACE, "request %p failed to send: rc = %d\n", req,
ptlrpc_at_set_req_timeout(req);
desc = ptlrpc_prep_bulk_imp(req, npages, 1,
- PTLRPC_BULK_PUT_SINK | PTLRPC_BULK_BUF_KIOV,
+ PTLRPC_BULK_PUT_SINK,
MDS_BULK_PORTAL,
&ptlrpc_bulk_kiov_pin_ops);
if (desc == NULL) {
exp->exp_obd->obd_name, -EIO);
RETURN(-EIO);
}
- ssleep(resends);
+
+ /* If a signal interrupts then the timeout returned will
+ * not be zero. In that case return -EINTR
+ */
+ if (msleep_interruptible(resends * 1000))
+ RETURN(-EINTR);
goto restart_bulk;
}
unsigned long flags;
int found;
- xa_lock_irqsave(&mapping->i_pages, flags);
+ ll_xa_lock_irqsave(&mapping->i_pages, flags);
found = radix_tree_gang_lookup(&mapping->page_tree,
(void **)&page, offset, 1);
- if (found > 0 && !radix_tree_exceptional_entry(page)) {
+ if (found > 0 && !ll_xa_is_value(page)) {
struct lu_dirpage *dp;
get_page(page);
- xa_unlock_irqrestore(&mapping->i_pages, flags);
+ ll_xa_unlock_irqrestore(&mapping->i_pages, flags);
/*
* In contrast to find_lock_page() we are sure that directory
* page cannot be truncated (while DLM lock is held) and,
page = ERR_PTR(-EIO);
}
} else {
- xa_unlock_irqrestore(&mapping->i_pages, flags);
+ ll_xa_unlock_irqrestore(&mapping->i_pages, flags);
page = NULL;
}
return page;
fid = &op_data->op_fid1;
LASSERT(inode != NULL);
- OBD_ALLOC(page_pool, sizeof(page_pool[0]) * max_pages);
+ OBD_ALLOC_PTR_ARRAY(page_pool, max_pages);
if (page_pool != NULL) {
page_pool[0] = page0;
} else {
}
for (npages = 1; npages < max_pages; npages++) {
- page = __page_cache_alloc(mapping_gfp_mask(inode->i_mapping)
- | __GFP_COLD);
+ page = page_cache_alloc(inode->i_mapping);
if (page == NULL)
break;
page_pool[npages] = page;
}
if (page_pool != &page0)
- OBD_FREE(page_pool, sizeof(page_pool[0]) * max_pages);
+ OBD_FREE_PTR_ARRAY(page_pool, max_pages);
RETURN(rc);
}
ptlrpc_request_set_replen(req);
- mdc_get_mod_rpc_slot(req, NULL);
+ ptlrpc_get_mod_rpc_slot(req);
rc = ptlrpc_queue_wait(req);
- mdc_put_mod_rpc_slot(req, NULL);
+ ptlrpc_put_mod_rpc_slot(req);
GOTO(out, rc);
out:
*archive_array = archive_count;
ptlrpc_request_set_replen(req);
+ req->rq_no_resend = 1;
rc = mdc_queue_wait(req);
GOTO(out, rc);
ptlrpc_request_set_replen(req);
- mdc_get_mod_rpc_slot(req, NULL);
+ ptlrpc_get_mod_rpc_slot(req);
rc = ptlrpc_queue_wait(req);
- mdc_put_mod_rpc_slot(req, NULL);
+ ptlrpc_put_mod_rpc_slot(req);
GOTO(out, rc);
out:
ptlrpc_request_set_replen(req);
- mdc_get_mod_rpc_slot(req, NULL);
+ ptlrpc_get_mod_rpc_slot(req);
rc = ptlrpc_queue_wait(req);
- mdc_put_mod_rpc_slot(req, NULL);
+ ptlrpc_put_mod_rpc_slot(req);
GOTO(out, rc);
static int mdc_quotactl(struct obd_device *unused, struct obd_export *exp,
struct obd_quotactl *oqctl)
{
- struct ptlrpc_request *req;
- struct obd_quotactl *oqc;
- int rc;
+ struct ptlrpc_request *req;
+ struct obd_quotactl *oqc;
+ int rc;
ENTRY;
- req = ptlrpc_request_alloc_pack(class_exp2cliimp(exp),
- &RQF_MDS_QUOTACTL, LUSTRE_MDS_VERSION,
- MDS_QUOTACTL);
+ req = ptlrpc_request_alloc(class_exp2cliimp(exp), &RQF_MDS_QUOTACTL);
if (req == NULL)
RETURN(-ENOMEM);
+
+ if (LUSTRE_Q_CMD_IS_POOL(oqctl->qc_cmd))
+ req_capsule_set_size(&req->rq_pill,
+ &RMF_OBD_QUOTACTL,
+ RCL_CLIENT,
+ sizeof(*oqc) + LOV_MAXPOOLNAME + 1);
+
+ rc = ptlrpc_request_pack(req, LUSTRE_MDS_VERSION,
+ MDS_QUOTACTL);
+ if (rc) {
+ ptlrpc_request_free(req);
+ RETURN(rc);
+ }
+
oqc = req_capsule_client_get(&req->rq_pill, &RMF_OBD_QUOTACTL);
- *oqc = *oqctl;
+ QCTL_COPY(oqc, oqctl);
ptlrpc_request_set_replen(req);
ptlrpc_at_set_req_timeout(req);
rc = ptlrpc_queue_wait(req);
- if (rc)
- CERROR("ptlrpc_queue_wait failed, rc: %d\n", rc);
+ if (rc) {
+ CERROR("%s: ptlrpc_queue_wait failed: rc = %d\n",
+ exp->exp_obd->obd_name, rc);
+ GOTO(out, rc);
+ }
if (req->rq_repmsg &&
(oqc = req_capsule_server_get(&req->rq_pill, &RMF_OBD_QUOTACTL))) {
- *oqctl = *oqc;
+ QCTL_COPY(oqctl, oqc);
} else if (!rc) {
- CERROR ("Can't unpack obd_quotactl\n");
rc = -EPROTO;
+ CERROR("%s: cannot unpack obd_quotactl: rc = %d\n",
+ exp->exp_obd->obd_name, rc);
}
+out:
ptlrpc_req_finished(req);
RETURN(rc);
return osc_cleanup_common(obd);
}
-static struct obd_ops mdc_obd_ops = {
+static const struct obd_ops mdc_obd_ops = {
.o_owner = THIS_MODULE,
.o_setup = mdc_setup,
.o_precleanup = mdc_precleanup,
.o_quotactl = mdc_quotactl,
};
-static struct md_ops mdc_md_ops = {
+static const struct md_ops mdc_md_ops = {
.m_get_root = mdc_get_root,
.m_null_inode = mdc_null_inode,
.m_close = mdc_close,
.m_rmfid = mdc_rmfid,
};
+dev_t mdc_changelog_dev;
+struct class *mdc_changelog_class;
static int __init mdc_init(void)
{
- return class_register_type(&mdc_obd_ops, &mdc_md_ops, true, NULL,
- LUSTRE_MDC_NAME, &mdc_device_type);
+ int rc = 0;
+ rc = alloc_chrdev_region(&mdc_changelog_dev, 0,
+ MDC_CHANGELOG_DEV_COUNT,
+ MDC_CHANGELOG_DEV_NAME);
+ if (rc)
+ return rc;
+
+ mdc_changelog_class = class_create(THIS_MODULE, MDC_CHANGELOG_DEV_NAME);
+ if (IS_ERR(mdc_changelog_class)) {
+ rc = PTR_ERR(mdc_changelog_class);
+ goto out_dev;
+ }
+
+ rc = class_register_type(&mdc_obd_ops, &mdc_md_ops, true,
+ LUSTRE_MDC_NAME, &mdc_device_type);
+ if (rc)
+ goto out_class;
+
+ return 0;
+
+out_class:
+ class_destroy(mdc_changelog_class);
+out_dev:
+ unregister_chrdev_region(mdc_changelog_dev, MDC_CHANGELOG_DEV_COUNT);
+ return rc;
}
static void __exit mdc_exit(void)
{
- class_unregister_type(LUSTRE_MDC_NAME);
+ class_unregister_type(LUSTRE_MDC_NAME);
+ class_destroy(mdc_changelog_class);
+ unregister_chrdev_region(mdc_changelog_dev, MDC_CHANGELOG_DEV_COUNT);
+ idr_destroy(&mdc_changelog_minor_idr);
}
MODULE_AUTHOR("OpenSFS, Inc. <http://www.lustre.org/>");