Signed-off-by: Dave Hansen <haveblue at us.ibm.com> --- lxc-dave/fs/namei.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff -puN fs/namei.c~09-24-elevate-write-count-for-link-and-symlink-calls fs/namei.c --- lxc/fs/namei.c~09-24-elevate-write-count-for-link-and-symlink-calls 2006-12-11 14:22:03.000000000 -0800 +++ lxc-dave/fs/namei.c 2006-12-11 14:22:03.000000000 -0800 @@ -2232,7 +2232,12 @@ 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); @@ -2327,7 +2332,12 @@ 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); _