[AF_RXRPC]: Make the in-kernel AFS filesystem use AF_RXRPC.

Make the in-kernel AFS filesystem use AF_RXRPC instead of the old RxRPC code.

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 34 insertions, 39 deletions

diff --git a/fs/afs/proc.c b/fs/afs/proc.c
index 5ebcc0cd3dd3..d5601f617cdb 100644
--- a/fs/afs/proc.c
+++ b/fs/afs/proc.c
@@ -13,8 +13,6 @@
 #include <linux/module.h>
 #include <linux/proc_fs.h>
 #include <linux/seq_file.h>
-#include "cell.h"
-#include "volume.h"
 #include <asm/uaccess.h>
 #include "internal.h"
 
@@ -315,10 +313,14 @@ static ssize_t afs_proc_cells_write(struct file *file, const char __user *buf,
 
         if (strcmp(kbuf, "add") == 0) {
                 struct afs_cell *cell;
-                ret = afs_cell_create(name, args, &cell);
-                if (ret < 0)
+
+                cell = afs_cell_create(name, args);
+                if (IS_ERR(cell)) {
+                        ret = PTR_ERR(cell);
                         goto done;
+                }
 
+                afs_put_cell(cell);
                 printk("kAFS: Added new cell '%s'\n", name);
         } else {
                 goto inval;
@@ -472,7 +474,7 @@ static int afs_proc_cell_volumes_open(struct inode *inode, struct file *file)
         struct seq_file *m;
         int ret;
 
-        cell = afs_get_cell_maybe((struct afs_cell **) &PDE(inode)->data);
+        cell = PDE(inode)->data;
         if (!cell)
                 return -ENOENT;
 
@@ -491,13 +493,7 @@ static int afs_proc_cell_volumes_open(struct inode *inode, struct file *file)
  */
 static int afs_proc_cell_volumes_release(struct inode *inode, struct file *file)
 {
-        struct afs_cell *cell = PDE(inode)->data;
-        int ret;
-
-        ret = seq_release(inode, file);
-
-        afs_put_cell(cell);
-        return ret;
+        return seq_release(inode, file);
 }
 
 /*
@@ -557,6 +553,16 @@ static void afs_proc_cell_volumes_stop(struct seq_file *p, void *v)
         up_read(&cell->vl_sem);
 }
 
+const char afs_vlocation_states[][4] = {
+        [AFS_VL_NEW]                    = "New",
+        [AFS_VL_CREATING]               = "Crt",
+        [AFS_VL_VALID]                  = "Val",
+        [AFS_VL_NO_VOLUME]              = "NoV",
+        [AFS_VL_UPDATING]               = "Upd",
+        [AFS_VL_VOLUME_DELETED]         = "Del",
+        [AFS_VL_UNCERTAIN]              = "Unc",
+};
+
 /*
  * display a header line followed by a load of volume lines
  */
@@ -567,13 +573,14 @@ static int afs_proc_cell_volumes_show(struct seq_file *m, void *v)
 
         /* display header on line 1 */
         if (v == (void *) 1) {
-                seq_puts(m, "USE VLID[0]  VLID[1]  VLID[2]  NAME\n");
+                seq_puts(m, "USE STT VLID[0]  VLID[1]  VLID[2]  NAME\n");
                 return 0;
         }
 
         /* display one cell per line on subsequent lines */
-        seq_printf(m, "%3d %08x %08x %08x %s\n",
+        seq_printf(m, "%3d %s %08x %08x %08x %s\n",
                    atomic_read(&vlocation->usage),
+                   afs_vlocation_states[vlocation->state],
                    vlocation->vldb.vid[0],
                    vlocation->vldb.vid[1],
                    vlocation->vldb.vid[2],
@@ -592,11 +599,11 @@ static int afs_proc_cell_vlservers_open(struct inode *inode, struct file *file)
         struct seq_file *m;
         int ret;
 
-        cell = afs_get_cell_maybe((struct afs_cell**)&PDE(inode)->data);
+        cell = PDE(inode)->data;
         if (!cell)
                 return -ENOENT;
 
-        ret = seq_open(file,&afs_proc_cell_vlservers_ops);
+        ret = seq_open(file, &afs_proc_cell_vlservers_ops);
         if (ret<0)
                 return ret;
 
@@ -612,13 +619,7 @@ static int afs_proc_cell_vlservers_open(struct inode *inode, struct file *file)
 static int afs_proc_cell_vlservers_release(struct inode *inode,
                                            struct file *file)
 {
-        struct afs_cell *cell = PDE(inode)->data;
-        int ret;
-
-        ret = seq_release(inode,file);
-
-        afs_put_cell(cell);
-        return ret;
+        return seq_release(inode, file);
 }
 
 /*
@@ -703,7 +704,7 @@ static int afs_proc_cell_servers_open(struct inode *inode, struct file *file)
         struct seq_file *m;
         int ret;
 
-        cell = afs_get_cell_maybe((struct afs_cell **) &PDE(inode)->data);
+        cell = PDE(inode)->data;
         if (!cell)
                 return -ENOENT;
 
@@ -722,13 +723,7 @@ static int afs_proc_cell_servers_open(struct inode *inode, struct file *file)
 static int afs_proc_cell_servers_release(struct inode *inode,
                                          struct file *file)
 {
-        struct afs_cell *cell = PDE(inode)->data;
-        int ret;
-
-        ret = seq_release(inode, file);
-
-        afs_put_cell(cell);
-        return ret;
+        return seq_release(inode, file);
 }
 
 /*
@@ -736,7 +731,7 @@ static int afs_proc_cell_servers_release(struct inode *inode,
  * first item
  */
 static void *afs_proc_cell_servers_start(struct seq_file *m, loff_t *_pos)
-        __acquires(m->private->sv_lock)
+        __acquires(m->private->servers_lock)
 {
         struct list_head *_p;
         struct afs_cell *cell = m->private;
@@ -745,7 +740,7 @@ static void *afs_proc_cell_servers_start(struct seq_file *m, loff_t *_pos)
         _enter("cell=%p pos=%Ld", cell, *_pos);
 
         /* lock the list against modification */
-        read_lock(&cell->sv_lock);
+        read_lock(&cell->servers_lock);
 
         /* allow for the header line */
         if (!pos)
@@ -753,11 +748,11 @@ static void *afs_proc_cell_servers_start(struct seq_file *m, loff_t *_pos)
         pos--;
 
         /* find the n'th element in the list */
-        list_for_each(_p, &cell->sv_list)
+        list_for_each(_p, &cell->servers)
                 if (!pos--)
                         break;
 
-        return _p != &cell->sv_list ? _p : NULL;
+        return _p != &cell->servers ? _p : NULL;
 }
 
 /*
@@ -774,20 +769,20 @@ static void *afs_proc_cell_servers_next(struct seq_file *p, void *v,
         (*_pos)++;
 
         _p = v;
-        _p = v == (void *) 1 ? cell->sv_list.next : _p->next;
+        _p = v == (void *) 1 ? cell->servers.next : _p->next;
 
-        return _p != &cell->sv_list ? _p : NULL;
+        return _p != &cell->servers ? _p : NULL;
 }
 
 /*
  * clean up after reading from the cells list
  */
 static void afs_proc_cell_servers_stop(struct seq_file *p, void *v)
-        __releases(p->private->sv_lock)
+        __releases(p->private->servers_lock)
 {
         struct afs_cell *cell = p->private;
 
-        read_unlock(&cell->sv_lock);
+        read_unlock(&cell->servers_lock);
 }
 
 /*