Re: [PATCH v5 12/12] NFS: replace cross device check in copy_file_range

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Mon, Oct 29, 2018 at 1:52 PM Matthew Wilcox <willy@xxxxxxxxxxxxx> wrote:
>
> On Mon, Oct 29, 2018 at 10:51:14AM -0700, Matthew Wilcox wrote:
> > On Mon, Oct 29, 2018 at 01:40:59PM -0400, Olga Kornievskaia wrote:
> > > +   c_in = (NFS_SERVER(file_inode(file_in)))->nfs_client;
> >
> > Seems to be an unnecessary pair of brackets there, given existing code:
> >
> > fs/nfs/delegation.c:    struct nfs_client *clp = NFS_SERVER(inode)->nfs_client;
> > fs/nfs/dir.c:                                     NFS_SERVER(inode)->dtsize, desc->plus);
> > fs/nfs/file.c:  if (NFS_SERVER(inode)->flags & NFS_MOUNT_LOCAL_FCNTL)
> > (etc)
> >
> > > +   if (c_in->cl_minorversion < 2)
> >
> > in fact, can't you make this even simpler ...
> >
> >       if (NFS_SERVER(inode)->nfs_client->cl_minorversion < 2)
>
> Oops.  Typed too fast:
>
>         if (NFS_SERVER(file_inode(file_in)))->nfs_client->cl_minorversion < 2)
>
> > I thought you needed to cast it, but code like this:
> >
> > fs/nfs/nfs4proc.c: NFS_SERVER(dir)->nfs_client->cl_hostname);
> >
> > would indicate not.

You are right. Then no declaration is needed. I'll change it. Thank you.



[Index of Archives]     [Linux Filesystems Devel]     [Linux NFS]     [Linux NILFS]     [Linux USB Devel]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux