Signed-off-by: Dave Hansen <[EMAIL PROTECTED]>
---
lxc-dave/fs/namei.c | 10 ++++++++++
1 file changed, 10 insertions(+)
diff -puN fs/namei.c~elevate-write-count-for-link-and-symlink-calls fs/namei.c
--- lxc/fs/namei.c~elevate-write-count-for-link-and-symlink-calls
2007-07-10 12:46:09.000000000 -0700
+++ lxc-dave/fs/namei.c 2007-07-10 12:46:09.000000000 -0700
@@ -2266,7 +2266,12 @@ asmlinkage long sys_symlinkat(const char
if (IS_ERR(dentry))
goto out_unlock;
+ error = mnt_want_write(nd.mnt);
+ if (error)
+ goto out_dput;
error = vfs_symlink(nd.dentry->d_inode, dentry, from, S_IALLUGO);
+ mnt_drop_write(nd.mnt);
+out_dput:
dput(dentry);
out_unlock:
mutex_unlock(&nd.dentry->d_inode->i_mutex);
@@ -2361,7 +2366,12 @@ asmlinkage long sys_linkat(int olddfd, c
error = PTR_ERR(new_dentry);
if (IS_ERR(new_dentry))
goto out_unlock;
+ error = mnt_want_write(nd.mnt);
+ if (error)
+ goto out_dput;
error = vfs_link(old_nd.dentry, nd.dentry->d_inode, new_dentry);
+ mnt_drop_write(nd.mnt);
+out_dput:
dput(new_dentry);
out_unlock:
mutex_unlock(&nd.dentry->d_inode->i_mutex);
_
-
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