*
* You should have received a copy of the GNU General Public License
* version 2 along with this program; If not, see
- * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
- *
- * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
- * CA 95054 USA or visit www.sun.com if you need additional information or
- * have any questions.
+ * http://www.gnu.org/licenses/gpl-2.0.html
*
* GPL HEADER END
*/
* Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2011, 2014, Intel Corporation.
+ * Copyright (c) 2011, 2016, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
#include <obd_support.h>
#include <lustre_fid.h>
#include <lustre_dlm.h>
-#include <lustre_ver.h>
#include <lustre_mdc.h>
#include <cl_object.h>
* mutex.
*/
struct lu_env *cl_inode_fini_env;
-int cl_inode_fini_refcheck;
+__u16 cl_inode_fini_refcheck;
/**
* A mutex serializing calls to slp_inode_fini() under extreme memory
static DEFINE_MUTEX(cl_inode_fini_guard);
int cl_setattr_ost(struct cl_object *obj, const struct iattr *attr,
- unsigned int attr_flags, struct obd_capa *capa)
+ unsigned int attr_flags)
{
struct lu_env *env;
struct cl_io *io;
int result;
- int refcheck;
+ __u16 refcheck;
ENTRY;
io = vvp_env_thread_io(env);
io->ci_obj = obj;
+ io->ci_verify_layout = 1;
io->u.ci_setattr.sa_attr.lvb_atime = LTIME_S(attr->ia_atime);
io->u.ci_setattr.sa_attr.lvb_mtime = LTIME_S(attr->ia_mtime);
io->u.ci_setattr.sa_attr_flags = attr_flags;
io->u.ci_setattr.sa_valid = attr->ia_valid;
io->u.ci_setattr.sa_parent_fid = lu_object_fid(&obj->co_lu);
- io->u.ci_setattr.sa_capa = capa;
again:
if (cl_io_init(env, io, CIT_SETATTR, io->ci_obj) == 0) {
cl_io_fini(env, io);
if (unlikely(io->ci_need_restart))
goto again;
- /* HSM import case: file is released, cannot be restored
- * no need to fail except if restore registration failed
- * with -ENODATA */
- if (result == -ENODATA && io->ci_restore_needed &&
- io->ci_result != -ENODATA)
- result = 0;
+
cl_env_put(env, &refcheck);
RETURN(result);
}
struct cl_object *clob;
struct lu_site *site;
struct lu_fid *fid;
- struct cl_object_conf conf = {
- .coc_inode = inode,
- .u = {
- .coc_md = md
- }
- };
+ struct cl_object_conf conf = {
+ .coc_inode = inode,
+ .u = {
+ .coc_layout = md->layout,
+ }
+ };
int result = 0;
- int refcheck;
+ __u16 refcheck;
LASSERT(md->body->mbo_valid & OBD_MD_FLID);
LASSERT(S_ISREG(inode->i_mode));
{
struct lu_env *env;
struct ll_inode_info *lli = ll_i2info(inode);
- struct cl_object *clob = lli->lli_clob;
- int refcheck;
- int emergency;
-
- if (clob != NULL) {
- void *cookie;
+ struct cl_object *clob = lli->lli_clob;
+ __u16 refcheck;
+ int emergency;
- cookie = cl_env_reenter();
- env = cl_env_get(&refcheck);
- emergency = IS_ERR(env);
+ if (clob != NULL) {
+ env = cl_env_get(&refcheck);
+ emergency = IS_ERR(env);
if (emergency) {
mutex_lock(&cl_inode_fini_guard);
LASSERT(cl_inode_fini_env != NULL);
- cl_env_implant(cl_inode_fini_env, &refcheck);
env = cl_inode_fini_env;
}
lu_object_ref_del(&clob->co_lu, "inode", inode);
cl_object_put_last(env, clob);
lli->lli_clob = NULL;
- if (emergency) {
- cl_env_unplant(cl_inode_fini_env, &refcheck);
+ if (emergency)
mutex_unlock(&cl_inode_fini_guard);
- } else {
+ else
cl_env_put(env, &refcheck);
- }
-
- cl_env_reexit(cookie);
- }
+ }
}
/**
- * build inode number from passed @fid */
+ * build inode number from passed @fid.
+ *
+ * For 32-bit systems or syscalls limit the inode number to a 32-bit value
+ * to avoid EOVERFLOW errors. This will inevitably result in inode number
+ * collisions, but fid_flatten32() tries hard to avoid this if possible.
+ */
__u64 cl_fid_build_ino(const struct lu_fid *fid, int api32)
{
- if (BITS_PER_LONG == 32 || api32)
- RETURN(fid_flatten32(fid));
- else
- RETURN(fid_flatten(fid));
+ if (BITS_PER_LONG == 32 || api32)
+ RETURN(fid_flatten32(fid));
+
+ RETURN(fid_flatten(fid));
}
/**
* build inode generation from passed @fid. If our FID overflows the 32-bit
- * inode number then return a non-zero generation to distinguish them. */
+ * inode number then return a non-zero generation to distinguish them.
+ */
__u32 cl_fid_build_gen(const struct lu_fid *fid)
{
- __u32 gen;
- ENTRY;
-
- if (fid_is_igif(fid)) {
- gen = lu_igif_gen(fid);
- RETURN(gen);
- }
+ if (fid_is_igif(fid))
+ RETURN(lu_igif_gen(fid));
- gen = (fid_flatten(fid) >> 32);
- RETURN(gen);
+ RETURN(fid_flatten(fid) >> 32);
}