#include <time.h>
#include <sys/types.h>
#include <sys/stat.h>
-#include <sys/fcntl.h>
+#include <fcntl.h>
#include <sys/queue.h>
#ifdef HAVE_XTIO_H
#include "llite_lib.h"
-static void ll_intent_drop_lock(struct lookup_intent *it)
+void ll_intent_drop_lock(struct lookup_intent *it)
{
struct lustre_handle *handle;
- if (it->it_op && LUSTRE_IT(it)->it_lock_mode) {
- handle = (struct lustre_handle *)&LUSTRE_IT(it)->it_lock_handle;
+ if (it->it_op && it->d.lustre.it_lock_mode) {
+ handle = (struct lustre_handle *)&it->d.lustre.it_lock_handle;
CDEBUG(D_DLMTRACE, "releasing lock with cookie "LPX64
" from it %p\n", handle->cookie, it);
- ldlm_lock_decref(handle, LUSTRE_IT(it)->it_lock_mode);
+ ldlm_lock_decref(handle, it->d.lustre.it_lock_mode);
/* bug 494: intent_release may be called multiple times, from
* this thread and we don't want to double-decref this lock */
- LUSTRE_IT(it)->it_lock_mode = 0;
+ it->d.lustre.it_lock_mode = 0;
}
}
-static void ll_intent_release(struct lookup_intent *it)
+void ll_intent_release(struct lookup_intent *it)
{
ENTRY;
ll_intent_drop_lock(it);
it->it_magic = 0;
it->it_op_release = 0;
- LUSTRE_IT(it)->it_disposition = 0;
- LUSTRE_IT(it)->it_data = NULL;
+ it->d.lustre.it_disposition = 0;
+ it->d.lustre.it_data = NULL;
EXIT;
}
void llu_lookup_finish_locks(struct lookup_intent *it, struct pnode *pnode)
{
+ struct inode *inode;
LASSERT(it);
LASSERT(pnode);
- if (it && pnode->p_base->pb_ino != NULL) {
- struct inode *inode = pnode->p_base->pb_ino;
- CDEBUG(D_DLMTRACE, "setting l_data to inode %p (%lu/%lu)\n",
- inode, llu_i2info(inode)->lli_st_ino,
+ inode = pnode->p_base->pb_ino;
+ if (it->d.lustre.it_lock_mode && inode != NULL) {
+ CDEBUG(D_DLMTRACE, "setting l_data to inode %p (%llu/%lu)\n",
+ inode, (long long)llu_i2stat(inode)->st_ino,
llu_i2info(inode)->lli_st_generation);
- mdc_set_lock_data(NULL, &LUSTRE_IT(it)->it_lock_handle, inode);
+ mdc_set_lock_data(&it->d.lustre.it_lock_handle, inode);
}
/* drop lookup/getattr locks */
case LDLM_CB_CANCELING: {
struct inode *inode = llu_inode_from_lock(lock);
struct llu_inode_info *lli;
+ struct intnl_stat *st;
__u64 bits = lock->l_policy_data.l_inodebits.bits;
/* Invalidate all dentries associated with this inode */
if (inode == NULL)
break;
- lli = llu_i2info(inode);
+ lli = llu_i2info(inode);
+ st = llu_i2stat(inode);
if (bits & MDS_INODELOCK_UPDATE)
clear_bit(LLI_F_HAVE_MDS_SIZE_LOCK, &lli->lli_flags);
- if (lock->l_resource->lr_name.name[0] != id_fid(&lli->lli_id) ||
- lock->l_resource->lr_name.name[1] != id_group(&lli->lli_id)) {
- LDLM_ERROR(lock, "data mismatch with object "DLID4,
- OLID4(&lli->lli_id));
+ if (lock->l_resource->lr_name.name[0] != st->st_ino ||
+ lock->l_resource->lr_name.name[1] !=lli->lli_st_generation){
+ LDLM_ERROR(lock, "data mismatch with ino %llu/%lu",
+ (long long)st->st_ino,lli->lli_st_generation);
}
- if (S_ISDIR(lli->lli_st_mode) &&
+ if (S_ISDIR(st->st_mode) &&
(bits & MDS_INODELOCK_UPDATE)) {
- CDEBUG(D_INODE, "invalidating inode %lu\n",
- lli->lli_st_ino);
+ CDEBUG(D_INODE, "invalidating inode %llu\n",
+ (long long)st->st_ino);
llu_invalidate_inode_pages(inode);
}
+/*
+ if (inode->i_sb->s_root &&
+ inode != inode->i_sb->s_root->d_inode)
+ ll_unhash_aliases(inode);
+*/
I_RELE(inode);
break;
}
if (it_disposition(it, DISP_LOOKUP_NEG))
RETURN(-ENOENT);
- rc = mdc_req2lustre_md(llu_i2sbi(inode)->ll_md_exp, req, offset,
- llu_i2sbi(inode)->ll_dt_exp, &md);
+ rc = mdc_req2lustre_md(req, offset, llu_i2sbi(inode)->ll_osc_exp, &md);
if (rc)
RETURN(rc);
RETURN(rc);
}
-int llu_pb_revalidate(struct pnode *pnode, int flags, struct lookup_intent *it)
+static int llu_pb_revalidate(struct pnode *pnode, int flags,
+ struct lookup_intent *it)
{
struct pnode_base *pb = pnode->p_base;
- struct lustre_id pid, cid;
struct it_cb_data icbd;
+ struct mdc_op_data op_data;
struct ptlrpc_request *req = NULL;
struct lookup_intent lookup_it = { .it_op = IT_LOOKUP };
struct obd_export *exp;
*/
{
struct llu_inode_info *lli = llu_i2info(pb->pb_ino);
+ struct intnl_stat *st = llu_i2stat(pb->pb_ino);
if (lli->lli_it) {
- CDEBUG(D_INODE, "inode %lu still have intent "
+ CDEBUG(D_INODE, "inode %llu still have intent "
"%p(opc 0x%x), release it\n",
- lli->lli_st_ino, lli->lli_it,
+ (long long) st->st_ino, lli->lli_it,
lli->lli_it->it_op);
ll_intent_release(lli->lli_it);
OBD_FREE(lli->lli_it, sizeof(*lli->lli_it));
}
}
- exp = llu_i2mdexp(pb->pb_ino);
- ll_inode2id(&pid, pnode->p_parent->p_base->pb_ino);
- ll_inode2id(&cid, pb->pb_ino);
+ exp = llu_i2mdcexp(pb->pb_ino);
icbd.icbd_parent = pnode->p_parent->p_base->pb_ino;
icbd.icbd_child = pnode;
it->it_op_release = ll_intent_release;
}
- rc = mdc_intent_lock(exp, &pid, pb->pb_name.name, pb->pb_name.len,
- NULL, 0, &cid, it, flags, &req, llu_mdc_blocking_ast);
+ llu_prepare_mdc_op_data(&op_data, pnode->p_parent->p_base->pb_ino,
+ pb->pb_ino, pb->pb_name.name,pb->pb_name.len,0);
+
+ rc = mdc_intent_lock(exp, &op_data, NULL, 0, it, flags,
+ &req, llu_mdc_blocking_ast,
+ LDLM_FL_CANCEL_ON_BLOCK);
/* If req is NULL, then mdc_intent_lock only tried to do a lock match;
* if all was well, it will return 1 if it found locks, 0 otherwise. */
if (req == NULL && rc >= 0)
if (rc < 0)
GOTO(out, rc = 0);
- rc = pnode_revalidate_finish(req, 1, it, pnode);
+ rc = pnode_revalidate_finish(req, DLM_REPLY_REC_OFF, it, pnode);
if (rc != 0) {
ll_intent_release(it);
GOTO(out, rc = 0);
/* NB 1 request reference will be taken away by ll_intent_lock()
* when I return
*/
- if (!it_disposition(it, DISP_LOOKUP_NEG) ||
- (it->it_op & IT_CREAT)) {
+ if (!it_disposition(it, DISP_LOOKUP_NEG) || (it->it_op & IT_CREAT)) {
struct lustre_md md;
struct llu_inode_info *lli;
+ struct intnl_stat *st;
ENTRY;
- rc = mdc_req2lustre_md(sbi->ll_md_exp, request, offset,
- sbi->ll_dt_exp, &md);
+ if (it_disposition(it, DISP_OPEN_CREATE))
+ ptlrpc_req_finished(request);
+
+ rc = mdc_req2lustre_md(request, offset, sbi->ll_osc_exp, &md);
if (rc)
RETURN(rc);
if (!inode || IS_ERR(inode)) {
/* free the lsm if we allocated one above */
if (md.lsm != NULL)
- obd_free_memmd(sbi->ll_dt_exp, &md.lsm);
+ obd_free_memmd(sbi->ll_osc_exp, &md.lsm);
RETURN(inode ? PTR_ERR(inode) : -ENOMEM);
} else if (md.lsm != NULL &&
llu_i2info(inode)->lli_smd != md.lsm) {
- obd_free_memmd(sbi->ll_dt_exp, &md.lsm);
+ obd_free_memmd(sbi->ll_osc_exp, &md.lsm);
}
lli = llu_i2info(inode);
+ st = llu_i2stat(inode);
/* If this is a stat, get the authoritative file size */
- if (it->it_op == IT_GETATTR && S_ISREG(lli->lli_st_mode) &&
+ if (it->it_op == IT_GETATTR && S_ISREG(st->st_mode) &&
lli->lli_smd != NULL) {
struct lov_stripe_md *lsm = lli->lli_smd;
ldlm_error_t rc;
LL_SAVE_INTENT(inode, it);
child->p_base->pb_ino = inode;
+
RETURN(0);
}
struct inode *llu_inode_from_lock(struct ldlm_lock *lock)
{
struct inode *inode;
-#warning "fix l_lock() using here!"
-// l_lock(&lock->l_resource->lr_namespace->ns_lock);
+ lock_res_and_lock(lock);
if (lock->l_ast_data) {
inode = (struct inode *)lock->l_ast_data;
} else
inode = NULL;
-// l_unlock(&lock->l_resource->lr_namespace->ns_lock);
+ unlock_res_and_lock(lock);
return inode;
}
static int llu_lookup_it(struct inode *parent, struct pnode *pnode,
struct lookup_intent *it, int flags)
{
- struct lustre_id pid;
+ struct mdc_op_data op_data;
struct it_cb_data icbd;
struct ptlrpc_request *req = NULL;
struct lookup_intent lookup_it = { .it_op = IT_LOOKUP };
icbd.icbd_child = pnode;
icbd.icbd_parent = parent;
- icbd.icbd_child = pnode;
- ll_inode2id(&pid, parent);
- rc = mdc_intent_lock(llu_i2mdexp(parent), &pid,
- pnode->p_base->pb_name.name,
- pnode->p_base->pb_name.len,
- NULL, 0, NULL, it, flags, &req,
- llu_mdc_blocking_ast);
+ llu_prepare_mdc_op_data(&op_data, parent, NULL,
+ pnode->p_base->pb_name.name,
+ pnode->p_base->pb_name.len, flags);
+
+ rc = mdc_intent_lock(llu_i2mdcexp(parent), &op_data, NULL, 0, it,
+ flags, &req, llu_mdc_blocking_ast,
+ LDLM_FL_CANCEL_ON_BLOCK);
if (rc < 0)
GOTO(out, rc);
-
- rc = lookup_it_finish(req, 1, it, &icbd);
+
+ rc = lookup_it_finish(req, DLM_REPLY_REC_OFF, it, &icbd);
if (rc != 0) {
ll_intent_release(it);
GOTO(out, rc);
if (it->it_flags & O_CREAT) {
it->it_op |= IT_CREAT;
it->it_create_mode = *((int*)intent->int_arg1);
+ /* bug 7278: libsysio hack. For O_EXCL, libsysio depends on
+ this lookup to return negative result, but then there is no
+ way to find out original intent in ll_iop_open(). So we just
+ clear O_EXCL from libsysio flags here to avoid checking
+ for negative result. O_EXCL will be enforced by MDS. */
+ *((int*)intent->int_arg2) &= ~O_EXCL;
}
if (intent->int_opmask & INT_GETATTR)
if (pnode->p_mount->mnt_root == pnode) {
struct inode *i = pnode->p_base->pb_ino;
*inop = i;
- return 0;
+ RETURN(0);
}
if (!pnode->p_base->pb_name.len)
if (llu_pb_revalidate(pnode, 0, it)) {
LASSERT(pnode->p_base->pb_ino);
*inop = pnode->p_base->pb_ino;
- RETURN(0);
+ GOTO(out, rc = 0);
}
rc = llu_lookup_it(pnode->p_parent->p_base->pb_ino, pnode, it, 0);
*inop = pnode->p_base->pb_ino;
}
+out:
+ liblustre_wait_event(0);
RETURN(rc);
}