linux-kernel - [RFC PATCH 2/2] 9p: remove unused code in 9p

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Date:   Sun, 28 Jun 2020 10:06:08 +0800
From:   Jianyong Wu <jianyong.wu@....com>
To:     ericvh@...il.com, lucho@...kov.net, asmadeus@...ewreck.org,
        v9fs-developer@...ts.sourceforge.net
Cc:     linux-kernel@...r.kernel.org, Steve.Capper@....com,
        Kaly.Xin@....com, justin.he@....com, jianyong.wu@....com,
        wei.chen@....com
Subject: [RFC PATCH 2/2] 9p: remove unused code in 9p

These code has been commented out since 2007 and lied in kernel
since then. it's time to remove thest no used code.

Signed-off-by: Jianyong Wu <jianyong.wu@....com>
---
 fs/9p/vfs_inode.c | 53 -----------------------------------------------
 1 file changed, 53 deletions(-)

diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c
index 010869389523..23aed9047efe 100644
--- a/fs/9p/vfs_inode.c
+++ b/fs/9p/vfs_inode.c
@@ -368,59 +368,6 @@ struct inode *v9fs_get_inode(struct super_block *sb, umode_t mode, dev_t rdev)
 	return inode;
 }
 
-/*
-static struct v9fs_fid*
-v9fs_clone_walk(struct v9fs_session_info *v9ses, u32 fid, struct dentry *dentry)
-{
-	int err;
-	int nfid;
-	struct v9fs_fid *ret;
-	struct v9fs_fcall *fcall;
-
-	nfid = v9fs_get_idpool(&v9ses->fidpool);
-	if (nfid < 0) {
-		eprintk(KERN_WARNING, "no free fids available\n");
-		return ERR_PTR(-ENOSPC);
-	}
-
-	err = v9fs_t_walk(v9ses, fid, nfid, (char *) dentry->d_name.name,
-		&fcall);
-
-	if (err < 0) {
-		if (fcall && fcall->id == RWALK)
-			goto clunk_fid;
-
-		PRINT_FCALL_ERROR("walk error", fcall);
-		v9fs_put_idpool(nfid, &v9ses->fidpool);
-		goto error;
-	}
-
-	kfree(fcall);
-	fcall = NULL;
-	ret = v9fs_fid_create(v9ses, nfid);
-	if (!ret) {
-		err = -ENOMEM;
-		goto clunk_fid;
-	}
-
-	err = v9fs_fid_insert(ret, dentry);
-	if (err < 0) {
-		v9fs_fid_destroy(ret);
-		goto clunk_fid;
-	}
-
-	return ret;
-
-clunk_fid:
-	v9fs_t_clunk(v9ses, nfid);
-
-error:
-	kfree(fcall);
-	return ERR_PTR(err);
-}
-*/
-
-
 /**
  * v9fs_clear_inode - release an inode
  * @inode: inode to release
-- 
2.17.1