orangefs: nothing should remain in request list and in hash

... otherwise some thread is running in .text that is about to
be freed.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Mike Marshall <hubcap@omnibond.com>
This commit is contained in:
Al Viro 2016-01-22 13:34:32 -05:00 committed by Mike Marshall
parent 60831949cc
commit 96acf9d65e

View File

@ -236,8 +236,6 @@ out:
static void __exit orangefs_exit(void)
{
int i = 0;
struct orangefs_kernel_op_s *cur_op = NULL;
gossip_debug(GOSSIP_INIT_DEBUG, "orangefs: orangefs_exit called\n");
unregister_filesystem(&orangefs_fs_type);
@ -245,27 +243,9 @@ static void __exit orangefs_exit(void)
orangefs_sysfs_exit();
fsid_key_table_finalize();
orangefs_dev_cleanup();
/* clear out all pending upcall op requests */
spin_lock(&orangefs_request_list_lock);
while (!list_empty(&orangefs_request_list)) {
cur_op = list_entry(orangefs_request_list.next,
struct orangefs_kernel_op_s,
list);
list_del(&cur_op->list);
gossip_debug(GOSSIP_INIT_DEBUG,
"Freeing unhandled upcall request type %d\n",
cur_op->upcall.type);
op_release(cur_op);
}
spin_unlock(&orangefs_request_list_lock);
BUG_ON(!list_empty(&orangefs_request_list));
for (i = 0; i < hash_table_size; i++)
while (!list_empty(&htable_ops_in_progress[i])) {
cur_op = list_entry(htable_ops_in_progress[i].next,
struct orangefs_kernel_op_s,
list);
op_release(cur_op);
}
BUG_ON(!list_empty(&htable_ops_in_progress[i]));
kiocb_cache_finalize();
orangefs_inode_cache_finalize();