* GPL HEADER END
*/
/*
- * Copyright 2008 Sun Microsystems, Inc. All rights reserved
+ * Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*/
/*
oinfo.oi_md = lsm;
oinfo.oi_oa = obdo;
oinfo.oi_oa->o_id = lsm->lsm_object_id;
- oinfo.oi_oa->o_gr = lsm->lsm_object_gr;
+ oinfo.oi_oa->o_seq = lsm->lsm_object_seq;
oinfo.oi_oa->o_mode = S_IFREG;
oinfo.oi_oa->o_ioepoch = ioepoch;
oinfo.oi_oa->o_valid = OBD_MD_FLID | OBD_MD_FLTYPE |
lvb.lvb_ctime = lli->lli_lvb.lvb_ctime;
rc = obd_merge_lvb(sbi->ll_dt_exp, lli->lli_smd, &lvb, 0);
cl_isize_write_nolock(inode, lvb.lvb_size);
+
+ CDEBUG(D_VFSTRACE, DFID" updating i_size "LPU64"\n",
+ PFID(&lli->lli_fid), lvb.lvb_size);
inode->i_blocks = lvb.lvb_blocks;
LTIME_S(inode->i_mtime) = lvb.lvb_mtime;
#endif
if ((iot == CIT_WRITE) &&
!(cio->cui_fd->fd_flags & LL_FILE_GROUP_LOCKED)) {
- cfs_down(&lli->lli_write_sem);
+ if(cfs_down_interruptible(&lli->lli_write_sem))
+ GOTO(out, result = -ERESTARTSYS);
write_sem_locked = 1;
+ } else if (iot == CIT_READ) {
+ cfs_down_read(&lli->lli_trunc_sem);
}
break;
case IO_SENDFILE:
result = cl_io_loop(env, io);
if (write_sem_locked)
cfs_up(&lli->lli_write_sem);
+ else if (args->via_io_subtype == IO_NORMAL && iot == CIT_READ)
+ cfs_up_read(&lli->lli_trunc_sem);
} else {
/* cl_io_rw_init() handled IO */
result = io->ci_result;
result = io->ci_nob;
*ppos = io->u.ci_wr.wr.crw_pos;
}
+ GOTO(out, result);
+out:
cl_io_fini(env, io);
- RETURN(result);
+ return result;
}
}
#endif
-static int ll_lov_recreate_obj(struct inode *inode, struct file *file,
- unsigned long arg)
+static int ll_lov_recreate(struct inode *inode, obd_id id, obd_seq seq,
+ obd_count ost_idx)
{
struct obd_export *exp = ll_i2dtexp(inode);
- struct ll_recreate_obj ucreatp;
struct obd_trans_info oti = { 0 };
struct obdo *oa = NULL;
int lsm_size;
struct lov_stripe_md *lsm, *lsm2;
ENTRY;
- if (!cfs_capable(CFS_CAP_SYS_ADMIN))
- RETURN(-EPERM);
-
- if (cfs_copy_from_user(&ucreatp, (struct ll_recreate_obj *)arg,
- sizeof(struct ll_recreate_obj)))
- RETURN(-EFAULT);
-
OBDO_ALLOC(oa);
if (oa == NULL)
RETURN(-ENOMEM);
if (lsm2 == NULL)
GOTO(out, rc = -ENOMEM);
- oa->o_id = ucreatp.lrc_id;
- oa->o_gr = ucreatp.lrc_group;
- oa->o_nlink = ucreatp.lrc_ost_idx;
+ oa->o_id = id;
+ oa->o_seq = seq;
+ oa->o_nlink = ost_idx;
oa->o_flags |= OBD_FL_RECREATE_OBJS;
oa->o_valid = OBD_MD_FLID | OBD_MD_FLFLAGS | OBD_MD_FLGROUP;
- obdo_from_inode(oa, inode, OBD_MD_FLTYPE | OBD_MD_FLATIME |
- OBD_MD_FLMTIME | OBD_MD_FLCTIME);
-
+ obdo_from_inode(oa, inode, &ll_i2info(inode)->lli_fid, OBD_MD_FLTYPE |
+ OBD_MD_FLATIME | OBD_MD_FLMTIME | OBD_MD_FLCTIME);
memcpy(lsm2, lsm, lsm_size);
rc = obd_create(exp, oa, &lsm2, &oti);
return rc;
}
+static int ll_lov_recreate_obj(struct inode *inode, unsigned long arg)
+{
+ struct ll_recreate_obj ucreat;
+ ENTRY;
+
+ if (!cfs_capable(CFS_CAP_SYS_ADMIN))
+ RETURN(-EPERM);
+
+ if (cfs_copy_from_user(&ucreat, (struct ll_recreate_obj *)arg,
+ sizeof(struct ll_recreate_obj)))
+ RETURN(-EFAULT);
+
+ RETURN(ll_lov_recreate(inode, ucreat.lrc_id, 0,
+ ucreat.lrc_ost_idx));
+}
+
+static int ll_lov_recreate_fid(struct inode *inode, unsigned long arg)
+{
+ struct lu_fid fid;
+ obd_id id;
+ obd_count ost_idx;
+ ENTRY;
+
+ if (!cfs_capable(CFS_CAP_SYS_ADMIN))
+ RETURN(-EPERM);
+
+ if (cfs_copy_from_user(&fid, (struct lu_fid *)arg,
+ sizeof(struct lu_fid)))
+ RETURN(-EFAULT);
+
+ id = fid_oid(&fid) | ((fid_seq(&fid) & 0xffff) << 32);
+ ost_idx = (fid_seq(&fid) >> 16) & 0xffff;
+ RETURN(ll_lov_recreate(inode, id, 0, ost_idx));
+}
+
int ll_lov_setstripe_ea_info(struct inode *inode, struct file *file,
int flags, struct lov_user_md *lum, int lum_size)
{
return -EOPNOTSUPP;
fm_key.oa.o_id = lsm->lsm_object_id;
- fm_key.oa.o_gr = lsm->lsm_object_gr;
+ fm_key.oa.o_seq = lsm->lsm_object_seq;
fm_key.oa.o_valid = OBD_MD_FLID | OBD_MD_FLGROUP;
- obdo_from_inode(&fm_key.oa, inode, OBD_MD_FLFID | OBD_MD_FLGROUP |
+ obdo_from_inode(&fm_key.oa, inode, &ll_i2info(inode)->lli_fid,
OBD_MD_FLSIZE);
-
/* If filesize is 0, then there would be no objects for mapping */
if (fm_key.oa.o_size == 0) {
fiemap->fm_mapped_extents = 0;
case LL_IOC_LOV_GETSTRIPE:
RETURN(ll_lov_getstripe(inode, arg));
case LL_IOC_RECREATE_OBJ:
- RETURN(ll_lov_recreate_obj(inode, file, arg));
+ RETURN(ll_lov_recreate_obj(inode, arg));
+ case LL_IOC_RECREATE_FID:
+ RETURN(ll_lov_recreate_fid(inode, arg));
case FSFILT_IOC_FIEMAP:
RETURN(ll_ioctl_fiemap(inode, arg));
case FSFILT_IOC_GETFLAGS:
RETURN(retval);
}
+#ifdef HAVE_FLUSH_OWNER_ID
+int ll_flush(struct file *file, fl_owner_t id)
+#else
+int ll_flush(struct file *file)
+#endif
+{
+ struct inode *inode = file->f_dentry->d_inode;
+ struct ll_inode_info *lli = ll_i2info(inode);
+ struct lov_stripe_md *lsm = lli->lli_smd;
+ int rc, err;
+
+ /* catch async errors that were recorded back when async writeback
+ * failed for pages in this mapping. */
+ rc = lli->lli_async_rc;
+ lli->lli_async_rc = 0;
+ if (lsm) {
+ err = lov_test_and_clear_async_rc(lsm);
+ if (rc == 0)
+ rc = err;
+ }
+
+ return rc ? -EIO : 0;
+}
+
int ll_fsync(struct file *file, struct dentry *dentry, int data)
{
struct inode *inode = dentry->d_inode;
RETURN(rc ? rc : -ENOMEM);
oa->o_id = lsm->lsm_object_id;
- oa->o_gr = lsm->lsm_object_gr;
+ oa->o_seq = lsm->lsm_object_seq;
oa->o_valid = OBD_MD_FLID | OBD_MD_FLGROUP;
- obdo_from_inode(oa, inode, OBD_MD_FLTYPE | OBD_MD_FLATIME |
- OBD_MD_FLMTIME | OBD_MD_FLCTIME |
- OBD_MD_FLGROUP);
+ obdo_from_inode(oa, inode, &ll_i2info(inode)->lli_fid,
+ OBD_MD_FLTYPE | OBD_MD_FLATIME |
+ OBD_MD_FLMTIME | OBD_MD_FLCTIME |
+ OBD_MD_FLGROUP);
oc = ll_osscapa_get(inode, CAPA_OPC_OSS_WRITE);
err = obd_sync(ll_i2sbi(inode)->ll_dt_exp, oa, lsm,
RETURN(-ENOSYS);
}
-int ll_have_md_lock(struct inode *inode, __u64 bits)
+int ll_have_md_lock(struct inode *inode, __u64 bits, ldlm_mode_t l_req_mode)
{
struct lustre_handle lockh;
ldlm_policy_data_t policy = { .l_inodebits = {bits}};
+ ldlm_mode_t mode = (l_req_mode == LCK_MINMODE) ?
+ (LCK_CR|LCK_CW|LCK_PR|LCK_PW) : l_req_mode;
struct lu_fid *fid;
int flags;
ENTRY;
RETURN(0);
fid = &ll_i2info(inode)->lli_fid;
- CDEBUG(D_INFO, "trying to match res "DFID"\n", PFID(fid));
+ CDEBUG(D_INFO, "trying to match res "DFID" mode %s\n", PFID(fid),
+ ldlm_lockname[mode]);
flags = LDLM_FL_BLOCK_GRANTED | LDLM_FL_CBPENDING | LDLM_FL_TEST_LOCK;
if (md_lock_match(ll_i2mdexp(inode), flags, fid, LDLM_IBITS, &policy,
- LCK_CR|LCK_CW|LCK_PR|LCK_PW, &lockh)) {
+ mode, &lockh)) {
RETURN(1);
}
RETURN(0);
exp = ll_i2mdexp(inode);
+ /* XXX: Enable OBD_CONNECT_ATTRFID to reduce unnecessary getattr RPC.
+ * But under CMD case, it caused some lock issues, should be fixed
+ * with new CMD ibits lock. See bug 12718 */
if (exp->exp_connect_flags & OBD_CONNECT_ATTRFID) {
struct lookup_intent oit = { .it_op = IT_GETATTR };
struct md_op_data *op_data;
}
ll_lookup_finish_locks(&oit, dentry);
- } else if (!ll_have_md_lock(dentry->d_inode, ibits)) {
+ } else if (!ll_have_md_lock(dentry->d_inode, ibits, LCK_MINMODE)) {
struct ll_sb_info *sbi = ll_i2sbi(dentry->d_inode);
obd_valid valid = OBD_MD_FLGETATTR;
struct md_op_data *op_data;
struct lookup_intent *it, struct kstat *stat)
{
struct inode *inode = de->d_inode;
+ struct ll_inode_info *lli = ll_i2info(inode);
int res = 0;
res = ll_inode_revalidate_it(de, it);
return res;
stat->dev = inode->i_sb->s_dev;
- stat->ino = inode->i_ino;
+ if (ll_need_32bit_api(ll_i2sbi(inode)))
+ stat->ino = cl_fid_build_ino32(&lli->lli_fid);
+ else
+ stat->ino = inode->i_ino;
+
stat->mode = inode->i_mode;
stat->nlink = inode->i_nlink;
stat->uid = inode->i_uid;
return -EROFS;
if ((mask & MAY_WRITE) && IS_IMMUTABLE(inode))
return -EACCES;
- if (current->fsuid == inode->i_uid) {
+ if (cfs_curproc_fsuid() == inode->i_uid) {
mode >>= 6;
} else if (1) {
if (((mode >> 3) & mask & S_IRWXO) != mask)
.splice_read = ll_file_splice_read,
#endif
.fsync = ll_fsync,
+ .flush = ll_flush
};
struct file_operations ll_file_operations_flock = {
.splice_read = ll_file_splice_read,
#endif
.fsync = ll_fsync,
+ .flush = ll_flush,
#ifdef HAVE_F_OP_FLOCK
.flock = ll_file_flock,
#endif
.splice_read = ll_file_splice_read,
#endif
.fsync = ll_fsync,
+ .flush = ll_flush,
#ifdef HAVE_F_OP_FLOCK
.flock = ll_file_noflock,
#endif
git://git.whamcloud.com / fs / lustre-release.git / blobdiff