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NFSv4: Express delegation limit in units of pages

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Since we're tracking modifications to the page cache on a per-page
basis, it makes sense to express the limit to how much we may cache
in units of pages.

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
This commit is contained in:
Trond Myklebust
2015-09-05 19:06:57 -04:00
parent 4eae50143b
commit 7d160a6c46
4 changed files with 14 additions and 10 deletions
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4
fs/nfs/delegation.c
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@@ -175,7 +175,7 @@ void nfs_inode_reclaim_delegation(struct inode *inode, struct rpc_cred *cred,
if (delegation->inode != NULL) {
nfs4_stateid_copy(&delegation->stateid, &res->delegation);
delegation->type = res->delegation_type;
delegation->maxsize = res->maxsize;
delegation->pagemod_limit = res->pagemod_limit;
oldcred = delegation->cred;
delegation->cred = get_rpccred(cred);
clear_bit(NFS_DELEGATION_NEED_RECLAIM,
@@ -337,7 +337,7 @@ int nfs_inode_set_delegation(struct inode *inode, struct rpc_cred *cred, struct
return -ENOMEM;
nfs4_stateid_copy(&delegation->stateid, &res->delegation);
delegation->type = res->delegation_type;
delegation->maxsize = res->maxsize;
delegation->pagemod_limit = res->pagemod_limit;
delegation->change_attr = inode->i_version;
delegation->cred = get_rpccred(cred);
delegation->inode = inode;