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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 /include/linux/nfs_fs.h
parentfc54a0c65fc8cae6b0355512f0b619c1515e7d7f (diff)
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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 'include/linux/nfs_fs.h')
-rw-r--r--include/linux/nfs_fs.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h
index 07ce4609fe5..77c2ae53431 100644
--- a/include/linux/nfs_fs.h
+++ b/include/linux/nfs_fs.h
@@ -356,6 +356,20 @@ extern struct nfs_open_context *nfs_find_open_context(struct inode *inode, struc
extern u64 nfs_compat_user_ino64(u64 fileid);
extern void nfs_fattr_init(struct nfs_fattr *fattr);
+extern struct nfs_fattr *nfs_alloc_fattr(void);
+
+static inline void nfs_free_fattr(const struct nfs_fattr *fattr)
+{
+ kfree(fattr);
+}
+
+extern struct nfs_fh *nfs_alloc_fhandle(void);
+
+static inline void nfs_free_fhandle(const struct nfs_fh *fh)
+{
+ kfree(fh);
+}
+
/* linux/net/ipv4/ipconfig.c: trims ip addr off front of name, too. */
extern __be32 root_nfs_parse_addr(char *name); /*__init*/
extern unsigned long nfs_inc_attr_generation_counter(void);