diff options
author | Fred Isaman <iisaman@netapp.com> | 2011-03-03 15:13:48 +0000 |
---|---|---|
committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2011-03-11 15:38:44 -0500 |
commit | c76069bda0f17cd3e153e54d9ac01242909c6b15 (patch) | |
tree | b21a8844fdcfbda430cda191c84597393398e461 /fs/nfs/write.c | |
parent | a69aef1496726ed88386dad65abfcc8cd3195304 (diff) |
NFSv4.1: rearrange ->doio args
This will make it possible to clear the lseg pointer in the same
function as it is put, instead of in the caller nfs_pageio_doio().
Signed-off-by: Fred Isaman <iisaman@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/write.c')
-rw-r--r-- | fs/nfs/write.c | 28 |
1 files changed, 16 insertions, 12 deletions
diff --git a/fs/nfs/write.c b/fs/nfs/write.c index ee62ddf60e7..b74200a2f75 100644 --- a/fs/nfs/write.c +++ b/fs/nfs/write.c @@ -898,20 +898,21 @@ static void nfs_redirty_request(struct nfs_page *req) * Generate multiple small requests to write out a single * contiguous dirty area on one page. */ -static int nfs_flush_multi(struct inode *inode, struct list_head *head, unsigned int npages, size_t count, int how, struct pnfs_layout_segment *lseg) +static int nfs_flush_multi(struct nfs_pageio_descriptor *desc) { - struct nfs_page *req = nfs_list_entry(head->next); + struct nfs_page *req = nfs_list_entry(desc->pg_list.next); struct page *page = req->wb_page; struct nfs_write_data *data; - size_t wsize = NFS_SERVER(inode)->wsize, nbytes; + size_t wsize = NFS_SERVER(desc->pg_inode)->wsize, nbytes; unsigned int offset; int requests = 0; int ret = 0; + struct pnfs_layout_segment *lseg; LIST_HEAD(list); nfs_list_remove_request(req); - nbytes = count; + nbytes = desc->pg_count; do { size_t len = min(nbytes, wsize); @@ -924,11 +925,11 @@ static int nfs_flush_multi(struct inode *inode, struct list_head *head, unsigned } while (nbytes != 0); atomic_set(&req->wb_complete, requests); - BUG_ON(lseg); - lseg = pnfs_update_layout(inode, req->wb_context, IOMODE_RW); + BUG_ON(desc->pg_lseg); + lseg = pnfs_update_layout(desc->pg_inode, req->wb_context, IOMODE_RW); ClearPageError(page); offset = 0; - nbytes = count; + nbytes = desc->pg_count; do { int ret2; @@ -940,7 +941,7 @@ static int nfs_flush_multi(struct inode *inode, struct list_head *head, unsigned if (nbytes < wsize) wsize = nbytes; ret2 = nfs_write_rpcsetup(req, data, &nfs_write_partial_ops, - wsize, offset, lseg, how); + wsize, offset, lseg, desc->pg_ioflags); if (ret == 0) ret = ret2; offset += wsize; @@ -968,14 +969,17 @@ out_bad: * This is the case if nfs_updatepage detects a conflicting request * that has been written but not committed. */ -static int nfs_flush_one(struct inode *inode, struct list_head *head, unsigned int npages, size_t count, int how, struct pnfs_layout_segment *lseg) +static int nfs_flush_one(struct nfs_pageio_descriptor *desc) { struct nfs_page *req; struct page **pages; struct nfs_write_data *data; + struct list_head *head = &desc->pg_list; + struct pnfs_layout_segment *lseg = desc->pg_lseg; int ret; - data = nfs_writedata_alloc(npages); + data = nfs_writedata_alloc(nfs_page_array_len(desc->pg_base, + desc->pg_count)); if (!data) { while (!list_empty(head)) { req = nfs_list_entry(head->next); @@ -995,10 +999,10 @@ static int nfs_flush_one(struct inode *inode, struct list_head *head, unsigned i } req = nfs_list_entry(data->pages.next); if ((!lseg) && list_is_singular(&data->pages)) - lseg = pnfs_update_layout(inode, req->wb_context, IOMODE_RW); + lseg = pnfs_update_layout(desc->pg_inode, req->wb_context, IOMODE_RW); /* Set up the argument struct */ - ret = nfs_write_rpcsetup(req, data, &nfs_write_full_ops, count, 0, lseg, how); + ret = nfs_write_rpcsetup(req, data, &nfs_write_full_ops, desc->pg_count, 0, lseg, desc->pg_ioflags); out: put_lseg(lseg); /* Cleans any gotten in ->pg_test */ return ret; |