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NFS: create completion structure to pass into page_init functions

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Factors out the code that will need to change when directio
starts using these code paths.  This will allow directio to use
the generic pagein and flush routines

Signed-off-by: Fred Isaman <iisaman@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Fred Isaman
2012-04-20 14:47:48 -04:00
committed by Trond Myklebust
parent 6c75dc0d49
commit 061ae2edb7
8 changed files with 93 additions and 51 deletions
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3
fs/nfs/pagelist.c
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@@ -49,6 +49,7 @@ void nfs_pgheader_init(struct nfs_pageio_descriptor *desc,
hdr->io_start = req_offset(hdr->req);
hdr->good_bytes = desc->pg_count;
hdr->release = release;
hdr->completion_ops = desc->pg_completion_ops;
}
void nfs_set_pgio_error(struct nfs_pgio_header *hdr, int error, loff_t pos)
@@ -240,6 +241,7 @@ EXPORT_SYMBOL_GPL(nfs_generic_pg_test);
void nfs_pageio_init(struct nfs_pageio_descriptor *desc,
struct inode *inode,
const struct nfs_pageio_ops *pg_ops,
const struct nfs_pgio_completion_ops *compl_ops,
size_t bsize,
int io_flags)
{
@@ -252,6 +254,7 @@ void nfs_pageio_init(struct nfs_pageio_descriptor *desc,
desc->pg_recoalesce = 0;
desc->pg_inode = inode;
desc->pg_ops = pg_ops;
desc->pg_completion_ops = compl_ops;
desc->pg_ioflags = io_flags;
desc->pg_error = 0;
desc->pg_lseg = NULL;