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-rw-r--r--fs/nfs/callback_proc.c61
1 files changed, 8 insertions, 53 deletions
diff --git a/fs/nfs/callback_proc.c b/fs/nfs/callback_proc.c
index 264d1aa..2960512 100644
--- a/fs/nfs/callback_proc.c
+++ b/fs/nfs/callback_proc.c
@@ -183,60 +183,15 @@ static u32 initiate_file_draining(struct nfs_client *clp,
static u32 initiate_bulk_draining(struct nfs_client *clp,
struct cb_layoutrecallargs *args)
{
- struct nfs_server *server;
- struct pnfs_layout_hdr *lo;
- struct inode *ino;
- u32 rv = NFS4ERR_NOMATCHING_LAYOUT;
- struct pnfs_layout_hdr *tmp;
- LIST_HEAD(recall_list);
- LIST_HEAD(free_me_list);
- struct pnfs_layout_range range = {
- .iomode = IOMODE_ANY,
- .offset = 0,
- .length = NFS4_MAX_UINT64,
- };
-
- spin_lock(&clp->cl_lock);
- rcu_read_lock();
- list_for_each_entry_rcu(server, &clp->cl_superblocks, client_link) {
- if ((args->cbl_recall_type == RETURN_FSID) &&
- memcmp(&server->fsid, &args->cbl_fsid,
- sizeof(struct nfs_fsid)))
- continue;
+ int stat;
- list_for_each_entry(lo, &server->layouts, plh_layouts) {
- ino = igrab(lo->plh_inode);
- if (!ino)
- continue;
- spin_lock(&ino->i_lock);
- /* Is this layout in the process of being freed? */
- if (NFS_I(ino)->layout != lo) {
- spin_unlock(&ino->i_lock);
- iput(ino);
- continue;
- }
- pnfs_get_layout_hdr(lo);
- spin_unlock(&ino->i_lock);
- list_add(&lo->plh_bulk_recall, &recall_list);
- }
- }
- rcu_read_unlock();
- spin_unlock(&clp->cl_lock);
-
- list_for_each_entry_safe(lo, tmp,
- &recall_list, plh_bulk_recall) {
- ino = lo->plh_inode;
- spin_lock(&ino->i_lock);
- set_bit(NFS_LAYOUT_BULK_RECALL, &lo->plh_flags);
- if (pnfs_mark_matching_lsegs_invalid(lo, &free_me_list, &range))
- rv = NFS4ERR_DELAY;
- list_del_init(&lo->plh_bulk_recall);
- spin_unlock(&ino->i_lock);
- pnfs_free_lseg_list(&free_me_list);
- pnfs_put_layout_hdr(lo);
- iput(ino);
- }
- return rv;
+ if (args->cbl_recall_type == RETURN_FSID)
+ stat = pnfs_destroy_layouts_byfsid(clp, &args->cbl_fsid, true);
+ else
+ stat = pnfs_destroy_layouts_byclid(clp, true);
+ if (stat != 0)
+ return NFS4ERR_DELAY;
+ return NFS4ERR_NOMATCHING_LAYOUT;
}
static u32 do_callback_layoutrecall(struct nfs_client *clp,
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