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-rw-r--r--fs/exofs/inode.c28
1 files changed, 9 insertions, 19 deletions
diff --git a/fs/exofs/inode.c b/fs/exofs/inode.c
index f5f8ce03c2f3..42685424817b 100644
--- a/fs/exofs/inode.c
+++ b/fs/exofs/inode.c
@@ -1067,8 +1067,10 @@ bad_inode:
int __exofs_wait_obj_created(struct exofs_i_info *oi)
{
if (!obj_created(oi)) {
+ EXOFS_DBGMSG("!obj_created\n");
BUG_ON(!obj_2bcreated(oi));
wait_event(oi->i_wq, obj_created(oi));
+ EXOFS_DBGMSG("wait_event done\n");
}
return unlikely(is_bad_inode(&oi->vfs_inode)) ? -EIO : 0;
}
@@ -1102,7 +1104,6 @@ static void create_done(struct exofs_io_state *ios, void *p)
set_obj_created(oi);
- atomic_dec(&inode->i_count);
wake_up(&oi->i_wq);
}
@@ -1153,17 +1154,11 @@ struct inode *exofs_new_inode(struct inode *dir, int mode)
ios->obj.id = exofs_oi_objno(oi);
exofs_make_credential(oi->i_cred, &ios->obj);
- /* increment the refcount so that the inode will still be around when we
- * reach the callback
- */
- atomic_inc(&inode->i_count);
-
ios->done = create_done;
ios->private = inode;
ios->cred = oi->i_cred;
ret = exofs_sbi_create(ios);
if (ret) {
- atomic_dec(&inode->i_count);
exofs_put_io_state(ios);
return ERR_PTR(ret);
}
@@ -1253,12 +1248,7 @@ static int exofs_update_inode(struct inode *inode, int do_sync)
ios->out_attr_len = 1;
ios->out_attr = &attr;
- if (!obj_created(oi)) {
- EXOFS_DBGMSG("!obj_created\n");
- BUG_ON(!obj_2bcreated(oi));
- wait_event(oi->i_wq, obj_created(oi));
- EXOFS_DBGMSG("wait_event done\n");
- }
+ wait_obj_created(oi);
if (!do_sync) {
args->sbi = sbi;
@@ -1321,12 +1311,12 @@ void exofs_evict_inode(struct inode *inode)
inode->i_size = 0;
end_writeback(inode);
- /* if we are deleting an obj that hasn't been created yet, wait */
- if (!obj_created(oi)) {
- BUG_ON(!obj_2bcreated(oi));
- wait_event(oi->i_wq, obj_created(oi));
- /* ignore the error attempt a remove anyway */
- }
+ /* if we are deleting an obj that hasn't been created yet, wait.
+ * This also makes sure that create_done cannot be called with an
+ * already evicted inode.
+ */
+ wait_obj_created(oi);
+ /* ignore the error, attempt a remove anyway */
/* Now Remove the OSD objects */
ret = exofs_get_io_state(&sbi->layout, &ios);