Pull error-inject into release branch

[linux-2.6-omap-h63xx.git] / fs / 9p / vfs_inode.c

diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c
index 9109ba1d6969e33ee180a9c4cec5bcd2339ca9f1..b01b0a457932bb19b125bf62039beddda0bf871d 100644 (file)
--- a/fs/9p/vfs_inode.c
+++ b/fs/9p/vfs_inode.c
@@ -41,10 +41,10 @@
 #include "v9fs_vfs.h"
 #include "fid.h"
 
-static struct inode_operations v9fs_dir_inode_operations;
-static struct inode_operations v9fs_dir_inode_operations_ext;
-static struct inode_operations v9fs_file_inode_operations;
-static struct inode_operations v9fs_symlink_inode_operations;
+static const struct inode_operations v9fs_dir_inode_operations;
+static const struct inode_operations v9fs_dir_inode_operations_ext;
+static const struct inode_operations v9fs_file_inode_operations;
+static const struct inode_operations v9fs_symlink_inode_operations;
 
 /**
  * unixmode2p9mode - convert unix mode bits to plan 9
@@ -415,7 +415,7 @@ static int v9fs_remove(struct inode *dir, struct dentry *file, int rmdir)
        file_inode = file->d_inode;
        sb = file_inode->i_sb;
        v9ses = v9fs_inode2v9ses(file_inode);
-       v9fid = v9fs_fid_lookup(file);
+       v9fid = v9fs_fid_clone(file);
        if(IS_ERR(v9fid))
                return PTR_ERR(v9fid);
 
@@ -504,7 +504,10 @@ v9fs_vfs_create(struct inode *dir, struct dentry *dentry, int mode,
                goto error;
        }
 
-       dentry->d_op = &v9fs_dentry_operations;
+       if(v9ses->cache)
+               dentry->d_op = &v9fs_cached_dentry_operations;
+       else
+               dentry->d_op = &v9fs_dentry_operations;
        d_instantiate(dentry, inode);
 
        if (nd && nd->flags & LOOKUP_OPEN) {
@@ -585,17 +588,17 @@ static int v9fs_vfs_mkdir(struct inode *dir, struct dentry *dentry, int mode)
        if (IS_ERR(inode)) {
                err = PTR_ERR(inode);
                inode = NULL;
-               goto clean_up_fids;
+               v9fs_fid_destroy(vfid);
+               goto error;
        }
 
-       dentry->d_op = &v9fs_dentry_operations;
+       if(v9ses->cache)
+               dentry->d_op = &v9fs_cached_dentry_operations;
+       else
+               dentry->d_op = &v9fs_dentry_operations;
        d_instantiate(dentry, inode);
        return 0;
 
-clean_up_fids:
-       if (vfid)
-               v9fs_fid_destroy(vfid);
-
 clean_up_dfid:
        v9fs_fid_clunk(v9ses, dfid);
 
@@ -629,7 +632,6 @@ static struct dentry *v9fs_vfs_lookup(struct inode *dir, struct dentry *dentry,
 
        sb = dir->i_sb;
        v9ses = v9fs_inode2v9ses(dir);
-       dentry->d_op = &v9fs_dentry_operations;
        dirfid = v9fs_fid_lookup(dentry->d_parent);
 
        if(IS_ERR(dirfid))
@@ -700,6 +702,10 @@ static struct dentry *v9fs_vfs_lookup(struct inode *dir, struct dentry *dentry,
 
        fid->qid = fcall->params.rstat.stat.qid;
        v9fs_stat2inode(&fcall->params.rstat.stat, inode, inode->i_sb);
+       if((fid->qid.version)&&(v9ses->cache))
+               dentry->d_op = &v9fs_cached_dentry_operations;
+       else
+               dentry->d_op = &v9fs_dentry_operations;
 
        d_add(dentry, inode);
        kfree(fcall);
@@ -1187,7 +1193,10 @@ static int v9fs_vfs_mkspecial(struct inode *dir, struct dentry *dentry,
                goto free_vfid;
        }
 
-       dentry->d_op = &v9fs_dentry_operations;
+       if(v9ses->cache)
+               dentry->d_op = &v9fs_cached_dentry_operations;
+       else
+               dentry->d_op = &v9fs_dentry_operations;
        d_instantiate(dentry, inode);
        return 0;
 
@@ -1306,7 +1315,7 @@ v9fs_vfs_mknod(struct inode *dir, struct dentry *dentry, int mode, dev_t rdev)
        return retval;
 }
 
-static struct inode_operations v9fs_dir_inode_operations_ext = {
+static const struct inode_operations v9fs_dir_inode_operations_ext = {
        .create = v9fs_vfs_create,
        .lookup = v9fs_vfs_lookup,
        .symlink = v9fs_vfs_symlink,
@@ -1321,7 +1330,7 @@ static struct inode_operations v9fs_dir_inode_operations_ext = {
        .setattr = v9fs_vfs_setattr,
 };
 
-static struct inode_operations v9fs_dir_inode_operations = {
+static const struct inode_operations v9fs_dir_inode_operations = {
        .create = v9fs_vfs_create,
        .lookup = v9fs_vfs_lookup,
        .unlink = v9fs_vfs_unlink,
@@ -1333,12 +1342,12 @@ static struct inode_operations v9fs_dir_inode_operations = {
        .setattr = v9fs_vfs_setattr,
 };
 
-static struct inode_operations v9fs_file_inode_operations = {
+static const struct inode_operations v9fs_file_inode_operations = {
        .getattr = v9fs_vfs_getattr,
        .setattr = v9fs_vfs_setattr,
 };
 
-static struct inode_operations v9fs_symlink_inode_operations = {
+static const struct inode_operations v9fs_symlink_inode_operations = {
        .readlink = v9fs_vfs_readlink,
        .follow_link = v9fs_vfs_follow_link,
        .put_link = v9fs_vfs_put_link,