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authorAnna Schumaker <Anna.Schumaker@netapp.com>2014-05-06 17:12:30 +0400
committerTrond Myklebust <trond.myklebust@primarydata.com>2014-05-29 02:40:04 +0400
commit4a0de55c565a36cac8422b76a948c4634a90781e (patch)
tree749ab695ab23756f1f7c791a17a2125eac993d9c /fs/nfs/internal.h
parent00bfa30abe86982ce1929e9cabd703e5546106bd (diff)
downloadlinux-4a0de55c565a36cac8422b76a948c4634a90781e.tar.xz
NFS: Create a common rw_header_alloc and rw_header_free function
I create a new struct nfs_rw_ops to decide the differences between reads and writes. This struct will be set when initializing a new nfs_pgio_descriptor, and then passed on to the nfs_rw_header when a new header is allocated. Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com> Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Diffstat (limited to 'fs/nfs/internal.h')
-rw-r--r--fs/nfs/internal.h6
1 files changed, 2 insertions, 4 deletions
diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h
index 5ddc142c5062..9d6a40eae11c 100644
--- a/fs/nfs/internal.h
+++ b/fs/nfs/internal.h
@@ -237,6 +237,8 @@ extern void nfs_pgheader_init(struct nfs_pageio_descriptor *desc,
void nfs_set_pgio_error(struct nfs_pgio_header *hdr, int error, loff_t pos);
int nfs_iocounter_wait(struct nfs_io_counter *c);
+struct nfs_rw_header *nfs_rw_header_alloc(const struct nfs_rw_ops *);
+void nfs_rw_header_free(struct nfs_pgio_header *);
struct nfs_pgio_data *nfs_pgio_data_alloc(struct nfs_pgio_header *, unsigned int);
void nfs_pgio_data_release(struct nfs_pgio_data *);
@@ -397,8 +399,6 @@ extern int nfs4_get_rootfh(struct nfs_server *server, struct nfs_fh *mntfh, bool
struct nfs_pgio_completion_ops;
/* read.c */
-extern struct nfs_rw_header *nfs_readhdr_alloc(void);
-extern void nfs_readhdr_free(struct nfs_pgio_header *hdr);
extern void nfs_pageio_init_read(struct nfs_pageio_descriptor *pgio,
struct inode *inode, bool force_mds,
const struct nfs_pgio_completion_ops *compl_ops);
@@ -425,8 +425,6 @@ int nfs_remount(struct super_block *sb, int *flags, char *raw_data);
extern void nfs_pageio_init_write(struct nfs_pageio_descriptor *pgio,
struct inode *inode, int ioflags, bool force_mds,
const struct nfs_pgio_completion_ops *compl_ops);
-extern struct nfs_rw_header *nfs_writehdr_alloc(void);
-extern void nfs_writehdr_free(struct nfs_pgio_header *hdr);
extern int nfs_generic_flush(struct nfs_pageio_descriptor *desc,
struct nfs_pgio_header *hdr);
extern void nfs_pageio_reset_write_mds(struct nfs_pageio_descriptor *pgio);