* Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2011, 2016, Intel Corporation.
+ * Copyright (c) 2011, 2017, 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>
static DEFINE_MUTEX(cl_inode_fini_guard);
int cl_setattr_ost(struct cl_object *obj, const struct iattr *attr,
- unsigned int attr_flags)
+ enum op_xvalid xvalid, unsigned int attr_flags)
{
struct lu_env *env;
struct cl_io *io;
io->u.ci_setattr.sa_attr.lvb_ctime = LTIME_S(attr->ia_ctime);
io->u.ci_setattr.sa_attr.lvb_size = attr->ia_size;
io->u.ci_setattr.sa_attr_flags = attr_flags;
- io->u.ci_setattr.sa_valid = attr->ia_valid;
+ io->u.ci_setattr.sa_avalid = attr->ia_valid;
+ io->u.ci_setattr.sa_xvalid = xvalid;
io->u.ci_setattr.sa_parent_fid = lu_object_fid(&obj->co_lu);
again:
+ if (attr->ia_valid & ATTR_FILE)
+ ll_io_set_mirror(io, attr->ia_file);
+
if (cl_io_init(env, io, CIT_SETATTR, io->ci_obj) == 0) {
struct vvp_io *vio = vvp_env_io(env);
site = ll_i2sbi(inode)->ll_site;
lli = ll_i2info(inode);
- fid = &lli->lli_fid;
- LASSERT(fid_is_sane(fid));
-
- if (lli->lli_clob == NULL) {
- /* clob is slave of inode, empty lli_clob means for new inode,
- * there is no clob in cache with the given fid, so it is
- * unnecessary to perform lookup-alloc-lookup-insert, just
- * alloc and insert directly. */
- LASSERT(inode->i_state & I_NEW);
- conf.coc_lu.loc_flags = LOC_F_NEW;
- clob = cl_object_find(env, lu2cl_dev(site->ls_top_dev),
- fid, &conf);
- if (!IS_ERR(clob)) {
- /*
- * No locking is necessary, as new inode is
- * locked by I_NEW bit.
- */
- lli->lli_clob = clob;
- lu_object_ref_add(&clob->co_lu, "inode", inode);
- } else
- result = PTR_ERR(clob);
+ fid = &lli->lli_fid;
+ LASSERT(fid_is_sane(fid));
+
+ if (lli->lli_clob == NULL) {
+ /* clob is slave of inode, empty lli_clob means for new inode,
+ * there is no clob in cache with the given fid, so it is
+ * unnecessary to perform lookup-alloc-lookup-insert, just
+ * alloc and insert directly.
+ */
+ if (!(inode->i_state & I_NEW)) {
+ result = -EIO;
+ CERROR("%s: unexpected not-NEW inode "DFID": rc = %d\n",
+ ll_get_fsname(inode->i_sb, NULL, 0), PFID(fid),
+ result);
+ goto out;
+ }
+
+ conf.coc_lu.loc_flags = LOC_F_NEW;
+ clob = cl_object_find(env, lu2cl_dev(site->ls_top_dev),
+ fid, &conf);
+ if (!IS_ERR(clob)) {
+ /*
+ * No locking is necessary, as new inode is
+ * locked by I_NEW bit.
+ */
+ lli->lli_clob = clob;
+ lu_object_ref_add(&clob->co_lu, "inode", inode);
+ } else {
+ result = PTR_ERR(clob);
+ }
} else {
result = cl_conf_set(env, lli->lli_clob, &conf);
+ if (result == -EBUSY) {
+ /* ignore the error since I/O will handle it later */
+ result = 0;
+ }
}
- cl_env_put(env, &refcheck);
+ if (result != 0)
+ CERROR("%s: failed to initialize cl_object "DFID": rc = %d\n",
+ ll_get_fsname(inode->i_sb, NULL, 0), PFID(fid), result);
+
+out:
+ cl_env_put(env, &refcheck);
- if (result != 0)
- CERROR("Failure to initialize cl object "DFID": %d\n",
- PFID(fid), result);
- return result;
+ return result;
}
/**
static void cl_object_put_last(struct lu_env *env, struct cl_object *obj)
{
struct lu_object_header *header = obj->co_lu.lo_header;
- wait_queue_t waiter;
+ wait_queue_entry_t waiter;
if (unlikely(atomic_read(&header->loh_ref) != 1)) {
struct lu_site *site = obj->co_lu.lo_dev->ld_site;
- struct lu_site_bkt_data *bkt;
+ wait_queue_head_t *wq;
- bkt = lu_site_bkt_from_fid(site, &header->loh_fid);
+ wq = lu_site_wq_from_fid(site, &header->loh_fid);
init_waitqueue_entry(&waiter, current);
- add_wait_queue(&bkt->lsb_marche_funebre, &waiter);
+ add_wait_queue(wq, &waiter);
while (1) {
set_current_state(TASK_UNINTERRUPTIBLE);
}
set_current_state(TASK_RUNNING);
- remove_wait_queue(&bkt->lsb_marche_funebre, &waiter);
+ remove_wait_queue(wq, &waiter);
}
cl_object_put(env, obj);
}
/**
- * 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);
}