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authorTrond Myklebust <Trond.Myklebust@netapp.com>2010-04-17 00:22:45 +0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2010-05-14 23:09:21 +0400
commit2d36bfde8565b315e624302d12da5a7c9d195522 (patch)
tree5760ff58853027df0343c6bab0530025cd7a6fa1 /fs/nfs
parentfc54a0c65fc8cae6b0355512f0b619c1515e7d7f (diff)
downloadlinux-2d36bfde8565b315e624302d12da5a7c9d195522.tar.xz
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)
fattr->gencount = nfs_inc_attr_generation_counter();
}
+struct nfs_fattr *nfs_alloc_fattr(void)
+{
+ struct nfs_fattr *fattr;
+
+ fattr = kmalloc(sizeof(*fattr), GFP_NOFS);
+ if (fattr != NULL)
+ nfs_fattr_init(fattr);
+ return fattr;
+}
+
+struct nfs_fh *nfs_alloc_fhandle(void)
+{
+ struct nfs_fh *fh;
+
+ fh = kmalloc(sizeof(struct nfs_fh), GFP_NOFS);
+ if (fh != NULL)
+ fh->size = 0;
+ return fh;
+}
+
/**
* nfs_inode_attrs_need_update - check if the inode attributes need updating
* @inode - pointer to inode