From d139977d002e34d687e2ebc1157a234d32183465 Mon Sep 17 00:00:00 2001 From: "J. Bruce Fields" Date: Mon, 11 Nov 2013 11:09:32 -0500 Subject: [PATCH] nfsd4: use more generous NFS4_ACL_MAX Signed-off-by: J. Bruce Fields --- fs/nfsd/acl.h | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/fs/nfsd/acl.h b/fs/nfsd/acl.h index a812fd1b92a4..b481e1f5eecc 100644 --- a/fs/nfsd/acl.h +++ b/fs/nfsd/acl.h @@ -39,9 +39,13 @@ struct nfs4_acl; struct svc_fh; struct svc_rqst; -/* Maximum ACL we'll accept from client; chosen (somewhat arbitrarily) to - * fit in a page: */ -#define NFS4_ACL_MAX 170 +/* + * Maximum ACL we'll accept from a client; chosen (somewhat + * arbitrarily) so that kmalloc'ing the ACL shouldn't require a + * high-order allocation. This allows 204 ACEs on x86_64: + */ +#define NFS4_ACL_MAX ((PAGE_SIZE - sizeof(struct nfs4_acl)) \ + / sizeof(struct nfs4_ace)) struct nfs4_acl *nfs4_acl_new(int); int nfs4_acl_get_whotype(char *, u32); -- 2.39.5