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authorTakashi Iwai <tiwai@suse.de>2022-12-22 09:11:48 +0100
committerTakashi Iwai <tiwai@suse.de>2022-12-22 09:11:48 +0100
commit2d78eb0342dd2c9c5cde9ae9ada1d33f189a858b (patch)
treef711bc9cab45f4963e4883ef15ff4c54a6cbc12e /fs/nfs/delegation.c
parentb47068b4aa53a57552398e3f60d0ed1918700c2b (diff)
parentee0b089d660021792e4ab4dda191b097ce1e964f (diff)
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Merge branch 'for-next' into for-linus
Diffstat (limited to 'fs/nfs/delegation.c')
-rw-r--r--fs/nfs/delegation.c36
1 files changed, 17 insertions, 19 deletions
diff --git a/fs/nfs/delegation.c b/fs/nfs/delegation.c
index 5c97cad741a7..ead8a0e06abf 100644
--- a/fs/nfs/delegation.c
+++ b/fs/nfs/delegation.c
@@ -228,8 +228,7 @@ again:
*
*/
void nfs_inode_reclaim_delegation(struct inode *inode, const struct cred *cred,
- fmode_t type,
- const nfs4_stateid *stateid,
+ fmode_t type, const nfs4_stateid *stateid,
unsigned long pagemod_limit)
{
struct nfs_delegation *delegation;
@@ -239,25 +238,24 @@ void nfs_inode_reclaim_delegation(struct inode *inode, const struct cred *cred,
delegation = rcu_dereference(NFS_I(inode)->delegation);
if (delegation != NULL) {
spin_lock(&delegation->lock);
- if (nfs4_is_valid_delegation(delegation, 0)) {
- nfs4_stateid_copy(&delegation->stateid, stateid);
- delegation->type = type;
- delegation->pagemod_limit = pagemod_limit;
- oldcred = delegation->cred;
- delegation->cred = get_cred(cred);
- clear_bit(NFS_DELEGATION_NEED_RECLAIM,
- &delegation->flags);
- spin_unlock(&delegation->lock);
- rcu_read_unlock();
- put_cred(oldcred);
- trace_nfs4_reclaim_delegation(inode, type);
- return;
- }
- /* We appear to have raced with a delegation return. */
+ nfs4_stateid_copy(&delegation->stateid, stateid);
+ delegation->type = type;
+ delegation->pagemod_limit = pagemod_limit;
+ oldcred = delegation->cred;
+ delegation->cred = get_cred(cred);
+ clear_bit(NFS_DELEGATION_NEED_RECLAIM, &delegation->flags);
+ if (test_and_clear_bit(NFS_DELEGATION_REVOKED,
+ &delegation->flags))
+ atomic_long_inc(&nfs_active_delegations);
spin_unlock(&delegation->lock);
+ rcu_read_unlock();
+ put_cred(oldcred);
+ trace_nfs4_reclaim_delegation(inode, type);
+ } else {
+ rcu_read_unlock();
+ nfs_inode_set_delegation(inode, cred, type, stateid,
+ pagemod_limit);
}
- rcu_read_unlock();
- nfs_inode_set_delegation(inode, cred, type, stateid, pagemod_limit);
}
static int nfs_do_return_delegation(struct inode *inode, struct nfs_delegation *delegation, int issync)