In a later patch, we'll want to collect the locks onto a list for later
destruction.
Signed-off-by: Jeff Layton <jlayton@xxxxxxxxxxxxxxx>
---
fs/nfsd/nfs4state.c | 13 +++++++++----
1 file changed, 9 insertions(+), 4 deletions(-)
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 526aae43c8d3..61102b93902c 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -5654,7 +5654,9 @@ static void nfsd_print_count(struct nfs4_client *clp, unsigned int count,
printk(KERN_INFO "NFS Client: %s has %u %s\n", buf, count, type);
}
-static u64 nfsd_foreach_client_lock(struct nfs4_client *clp, u64 max, void (*func)(struct nfs4_ol_stateid *))
+static u64 nfsd_foreach_client_lock(struct nfs4_client *clp, u64 max,
+ struct list_head *collect,
+ void (*func)(struct nfs4_ol_stateid *))
{
struct nfs4_openowner *oop;
struct nfs4_ol_stateid *stp, *st_next;
@@ -5664,8 +5666,11 @@ static u64 nfsd_foreach_client_lock(struct nfs4_client *clp, u64 max, void (*fun
list_for_each_entry(oop, &clp->cl_openowners, oo_perclient) {
list_for_each_entry_safe(stp, st_next, &oop->oo_owner.so_stateids, st_perstateowner) {
list_for_each_entry_safe(lst, lst_next, &stp->st_locks, st_locks) {
- if (func)
+ if (func) {
func(lst);
+ if (collect)
+ list_add(&lst->st_locks, collect);
+ }
if (++count == max)
return count;
}
@@ -5677,12 +5682,12 @@ static u64 nfsd_foreach_client_lock(struct nfs4_client *clp, u64 max, void (*fun
u64 nfsd_forget_client_locks(struct nfs4_client *clp, u64 max)
{
- return nfsd_foreach_client_lock(clp, max, release_lock_stateid);
+ return nfsd_foreach_client_lock(clp, max, NULL, release_lock_stateid);
}
u64 nfsd_print_client_locks(struct nfs4_client *clp, u64 max)
{
- u64 count = nfsd_foreach_client_lock(clp, max, NULL);
+ u64 count = nfsd_foreach_client_lock(clp, max, NULL, NULL);
nfsd_print_count(clp, count, "locked files");
return count;
}
--
1.9.3
--
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