Messages in this thread Patch in this message |  | | | Subject | [PATCH 08/20] nfs: enable swap on NFS | | Date | Tue, 12 Sep 2006 17:25:49 +0200 | | From | Peter Zijlstra <> |
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Now that NFS can handle swap cache pages, add a swapfile method to allow swapping over NFS.
NOTE: this dummy method is obviously not enough to make it safe. A more complete version of the nfs_swapfile() function will be presented later in the series.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> CC: Trond Myklebust <trond.myklebust@fys.uio.no> --- fs/nfs/file.c | 6 ++++++ 1 file changed, 6 insertions(+) Index: linux-2.6/fs/nfs/file.c =================================================================== --- linux-2.6.orig/fs/nfs/file.c +++ linux-2.6/fs/nfs/file.c @@ -321,6 +321,11 @@ static int nfs_release_page(struct page return 0; } +static int nfs_swapfile(struct address_space *mapping, int enable) +{ + return 0; +} + const struct address_space_operations nfs_file_aops = { .readpage = nfs_readpage, .readpages = nfs_readpages, @@ -334,6 +339,7 @@ const struct address_space_operations nf #ifdef CONFIG_NFS_DIRECTIO .direct_IO = nfs_direct_IO, #endif + .swapfile = nfs_swapfile, }; /* --
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