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From: Steve French <smfrench@gmail.com>
To: Ronnie Sahlberg <lsahlber@redhat.com>
Cc: linux-cifs <linux-cifs@vger.kernel.org>
Subject: Re: [PATCH] cifs: add support for fallocate mode 0 for non-sparse files
Date: Tue, 14 Jan 2020 19:25:37 -0600
Message-ID: <CAH2r5mst8zDCachJMZC-BgtJs2M7c1F+1VCf-Hfe68Qz0vQ8aQ@mail.gmail.com> (raw)
In-Reply-To: <20200115012321.6780-2-lsahlber@redhat.com>

Does it affect (or enable) any xfstests?

On Tue, Jan 14, 2020 at 7:23 PM Ronnie Sahlberg <lsahlber@redhat.com> wrote:
>
> RHBZ 1336264
>
> Signed-off-by: Ronnie Sahlberg <lsahlber@redhat.com>
> ---
>  fs/cifs/smb2ops.c | 10 +++++++---
>  1 file changed, 7 insertions(+), 3 deletions(-)
>
> diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c
> index 6250370c1170..91818f7c1b9c 100644
> --- a/fs/cifs/smb2ops.c
> +++ b/fs/cifs/smb2ops.c
> @@ -3106,9 +3106,13 @@ static long smb3_simple_falloc(struct file *file, struct cifs_tcon *tcon,
>                 else if (i_size_read(inode) >= off + len)
>                         /* not extending file and already not sparse */
>                         rc = 0;
> -               /* BB: in future add else clause to extend file */
> -               else
> -                       rc = -EOPNOTSUPP;
> +               /* extend file */
> +               else {
> +                       eof = cpu_to_le64(off + len);
> +                       rc = SMB2_set_eof(xid, tcon, cfile->fid.persistent_fid,
> +                                         cfile->fid.volatile_fid, cfile->pid,
> +                                         &eof);
> +               }
>                 if (rc)
>                         trace_smb3_falloc_err(xid, cfile->fid.persistent_fid,
>                                 tcon->tid, tcon->ses->Suid, off, len, rc);
> --
> 2.13.6
>


-- 
Thanks,

Steve

  reply index

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-01-15  1:23 [PATCH 0/1] add support for fallocate mode 0 Ronnie Sahlberg
2020-01-15  1:23 ` [PATCH] cifs: add support for fallocate mode 0 for non-sparse files Ronnie Sahlberg
2020-01-15  1:25   ` Steve French [this message]
2020-01-15  2:25     ` ronnie sahlberg
2020-01-15 20:14       ` Steve French
2020-01-16  2:03         ` Steve French
2020-01-16  8:42           ` ronnie sahlberg
2020-01-17  0:27             ` Pavel Shilovsky
2020-01-17  0:56               ` ronnie sahlberg
2020-01-17  0:04 Ronnie Sahlberg
2020-01-17  1:15 Ronnie Sahlberg

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