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authorTrond Myklebust <Trond.Myklebust@netapp.com>2010-04-16 16:22:45 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2010-05-14 15:09:21 -0400
commit2d36bfde8565b315e624302d12da5a7c9d195522 (patch)
tree5760ff58853027df0343c6bab0530025cd7a6fa1 /fs/nfs
parentfc54a0c65fc8cae6b0355512f0b619c1515e7d7f (diff)
NFS: Add helper functions for allocating filehandles and fattr structs
NFS Filehandles and struct fattr are really too large to be allocated on the stack. This patch adds in a couple of helper functions to allocate them dynamically instead. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs')
-rw-r--r--fs/nfs/inode.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index 50a56edca0b5..0f9852ab87bb 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -916,6 +916,26 @@ void nfs_fattr_init(struct nfs_fattr *fattr)
916 fattr->gencount = nfs_inc_attr_generation_counter(); 916 fattr->gencount = nfs_inc_attr_generation_counter();
917} 917}
918 918
919struct nfs_fattr *nfs_alloc_fattr(void)
920{
921 struct nfs_fattr *fattr;
922
923 fattr = kmalloc(sizeof(*fattr), GFP_NOFS);
924 if (fattr != NULL)
925 nfs_fattr_init(fattr);
926 return fattr;
927}
928
929struct nfs_fh *nfs_alloc_fhandle(void)
930{
931 struct nfs_fh *fh;
932
933 fh = kmalloc(sizeof(struct nfs_fh), GFP_NOFS);
934 if (fh != NULL)
935 fh->size = 0;
936 return fh;
937}
938
919/** 939/**
920 * nfs_inode_attrs_need_update - check if the inode attributes need updating 940 * nfs_inode_attrs_need_update - check if the inode attributes need updating
921 * @inode - pointer to inode 941 * @inode - pointer to inode