linux bdi allocate memory

[openafs.git] / src / afs / LINUX / osi_vnodeops.c

diff --git a/src/afs/LINUX/osi_vnodeops.c b/src/afs/LINUX/osi_vnodeops.c
index 01d8e01..708b1ba 100644 (file)
--- a/src/afs/LINUX/osi_vnodeops.c
+++ b/src/afs/LINUX/osi_vnodeops.c
@@ -49,7 +49,7 @@
 #define MAX_ERRNO 1000L
 #endif
 
-extern struct backing_dev_info afs_backing_dev_info;
+extern struct backing_dev_info *afs_backing_dev_info;
 
 extern struct vcache *afs_globalVp;
 extern int afs_notify_change(struct dentry *dp, struct iattr *iattrp);
@@ -1949,6 +1949,9 @@ afs_linux_readpages(struct file *fp, struct address_space *mapping,
     if (afs_linux_bypass_check(inode))
        return afs_linux_bypass_readpages(fp, mapping, page_list, num_pages);
 
+    if (cacheDiskType == AFS_FCACHE_TYPE_MEM)
+       return 0;
+
     AFS_GLOCK();
     if ((code = afs_linux_VerifyVCache(avc, NULL))) {
        AFS_GUNLOCK();
@@ -2460,7 +2463,7 @@ afs_fill_inode(struct inode *ip, struct vattr *vattr)
     if (vattr)
        vattr2inode(ip, vattr);
 
-    ip->i_mapping->backing_dev_info = &afs_backing_dev_info;
+    ip->i_mapping->backing_dev_info = afs_backing_dev_info;
 /* Reset ops if symlink or directory. */
     if (S_ISREG(ip->i_mode)) {
        ip->i_op = &afs_file_iops;