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| author | Trond Myklebust | 2009-08-10 14:54:13 +0200 |
|---|---|---|
| committer | Trond Myklebust | 2009-08-10 14:54:13 +0200 |
| commit | 074cc1deec5dee63fcd5d966b36fa4f3765b50fc (patch) | |
| tree | 14508949385a168ab2e43ca5bf7423473f25d839 /fs/nfs/internal.h | |
| parent | NFSv4: Clean up the nfs.callback_tcpport option (diff) | |
| download | kernel-qcow2-linux-074cc1deec5dee63fcd5d966b36fa4f3765b50fc.tar.gz kernel-qcow2-linux-074cc1deec5dee63fcd5d966b36fa4f3765b50fc.tar.xz kernel-qcow2-linux-074cc1deec5dee63fcd5d966b36fa4f3765b50fc.zip | |
NFS: Add a ->migratepage() aop for NFS
Make NFS a bit more friendly to NUMA and memory hot removal...
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/internal.h')
| -rw-r--r-- | fs/nfs/internal.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h index 7dd90a6769d0..e2ccb4a4398a 100644 --- a/fs/nfs/internal.h +++ b/fs/nfs/internal.h @@ -248,6 +248,12 @@ extern void nfs_read_prepare(struct rpc_task *task, void *calldata); /* write.c */ extern void nfs_write_prepare(struct rpc_task *task, void *calldata); +#ifdef CONFIG_MIGRATION +extern int nfs_migrate_page(struct address_space *, + struct page *, struct page *); +#else +#define nfs_migrate_page NULL +#endif /* nfs4proc.c */ extern int _nfs4_call_sync(struct nfs_server *server, |