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path: root/fs/9p/vfs_addr.c
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Diffstat (limited to 'fs/9p/vfs_addr.c')
-rw-r--r--fs/9p/vfs_addr.c57
1 files changed, 14 insertions, 43 deletions
diff --git a/fs/9p/vfs_addr.c b/fs/9p/vfs_addr.c
index 9ac4ffe9ac7d..6248f0e727a3 100644
--- a/fs/9p/vfs_addr.c
+++ b/fs/9p/vfs_addr.c
@@ -33,10 +33,10 @@
#include <linux/pagemap.h>
#include <linux/idr.h>
#include <linux/sched.h>
+#include <net/9p/9p.h>
+#include <net/9p/client.h>
-#include "debug.h"
#include "v9fs.h"
-#include "9p.h"
#include "v9fs_vfs.h"
#include "fid.h"
@@ -50,55 +50,26 @@
static int v9fs_vfs_readpage(struct file *filp, struct page *page)
{
- char *buffer = NULL;
- int retval = -EIO;
- loff_t offset = page_offset(page);
- int count = PAGE_CACHE_SIZE;
- struct inode *inode = filp->f_path.dentry->d_inode;
- struct v9fs_session_info *v9ses = v9fs_inode2v9ses(inode);
- int rsize = v9ses->maxdata - V9FS_IOHDRSZ;
- struct v9fs_fid *v9f = filp->private_data;
- struct v9fs_fcall *fcall = NULL;
- int fid = v9f->fid;
- int total = 0;
- int result = 0;
-
- dprintk(DEBUG_VFS, "\n");
+ int retval;
+ loff_t offset;
+ char *buffer;
+ struct p9_fid *fid;
+ P9_DPRINTK(P9_DEBUG_VFS, "\n");
+ fid = filp->private_data;
buffer = kmap(page);
- do {
- if (count < rsize)
- rsize = count;
-
- result = v9fs_t_read(v9ses, fid, offset, rsize, &fcall);
-
- if (result < 0) {
- printk(KERN_ERR "v9fs_t_read returned %d\n",
- result);
-
- kfree(fcall);
- goto UnmapAndUnlock;
- } else
- offset += result;
-
- memcpy(buffer, fcall->params.rread.data, result);
-
- count -= result;
- buffer += result;
- total += result;
-
- kfree(fcall);
+ offset = page_offset(page);
- if (result < rsize)
- break;
- } while (count);
+ retval = p9_client_readn(fid, buffer, offset, PAGE_CACHE_SIZE);
+ if (retval < 0)
+ goto done;
- memset(buffer, 0, count);
+ memset(buffer + retval, 0, PAGE_CACHE_SIZE - retval);
flush_dcache_page(page);
SetPageUptodate(page);
retval = 0;
-UnmapAndUnlock:
+done:
kunmap(page);
unlock_page(page);
return retval;