linux-nfs.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Steve Dickson <SteveD@redhat.com>
To: Jeff Layton <jlayton@redhat.com>
Cc: linux-nfs@vger.kernel.org
Subject: Re: [PATCH v5 1/9] nfsdcld: add client tracking daemon stub
Date: Mon, 16 Apr 2012 11:14:34 -0400	[thread overview]
Message-ID: <4F8C375A.7020200@RedHat.com> (raw)
In-Reply-To: <20120416102323.7f86eb56@corrin.poochiereds.net>



On 04/16/2012 10:23 AM, Jeff Layton wrote:
> On Mon, 16 Apr 2012 10:06:55 -0400
> Steve Dickson <SteveD@redhat.com> wrote:
> 
>>
>>
>> On 02/01/2012 10:44 AM, Jeff Layton wrote:
>>> This program opens and "listens" on the new nfsd/cld rpc_pipefs pipe.
>>> The code here doesn't actually do anything on stable storage yet. That
>>> will be added in a later patch.
>>>
>>> The patch also adds a autoconf enable switch for the new daemon that
>>> defaults to "no", and a test for the upcall description header file.
>>>
>>> Signed-off-by: Jeff Layton <jlayton@redhat.com>
>>> ---
>>>  configure.ac              |   14 +++
>>>  utils/Makefile.am         |    4 +
>>>  utils/nfsdcld/Makefile.am |   14 +++
>>>  utils/nfsdcld/nfsdcld.c   |  275 +++++++++++++++++++++++++++++++++++++++++++++
>>>  4 files changed, 307 insertions(+), 0 deletions(-)
>>>  create mode 100644 utils/nfsdcld/Makefile.am
>>>  create mode 100644 utils/nfsdcld/nfsdcld.c
>>>
>>> diff --git a/configure.ac b/configure.ac
>>> index 920e8da..d50e54e 100644
>>> --- a/configure.ac
>>> +++ b/configure.ac
>>> @@ -185,6 +185,12 @@ else
>>>  	AM_CONDITIONAL(MOUNT_CONFIG, [test "$enable_mount" = "yes"])
>>>  fi
>>>  
>>> +AC_ARG_ENABLE(nfsdcld,
>>> +	[AC_HELP_STRING([--enable-nfsdcld],
>>> +			[Create nfsdcld NFSv4 clientid tracking daemon. <:@default=no@:>@])],
>>> +	enable_nfsdcld=$enableval,
>>> +	enable_nfsdcld="no")
>>> +
>>>  dnl Check for TI-RPC library and headers
>>>  AC_LIBTIRPC
>>>  
>>> @@ -260,6 +266,13 @@ if test "$enable_nfsv4" = yes; then
>>>    dnl check for the keyutils libraries and headers
>>>    AC_KEYUTILS
>>>  
>>> +  if test "$enable_nfsdcld" = "yes"; then
>>> +    AC_CHECK_HEADERS([linux/nfsd/cld.h], ,
>>> +		     AC_MSG_ERROR([Cannot find header needed for nfsdcld]))
>>> +  fi
>> This adds a dependency on the kernel headers being present which 
>> is unprecedented for nfs-utils or any other package I'm aware of
>> and I just don't think its a good idea... 
>>
>> So I'm wondering if there is someway around creating this
>> dependency...
>>
> 
> The idea with that header was to have a common userspace/kernel header
> that describes the upcall/downcall format. The proper place for those
> is generally the kernel-headers package (at least on Fedora). Other
> distros have a similar package.
> 
> One possibility is to include a copy of this header with nfs-utils, and
> only use it if /usr/include/linux/nfsd/cld.h isn't present. It's not
> ideal, but I suppose we could live with it if adding a dependency on
> kernel headers is anathema. It would take some rework of the code and
> autoconf/automake stuff however.
> 
I believe this is how it was done in the past, keeping separate
header files... Since I'm causing the pain, I would be more than 
willing to do the autoconf/automake updates...

steved.

  reply	other threads:[~2012-04-16 15:14 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-02-01 15:44 [PATCH v5 0/9] nfsdcld: add a daemon to track NFSv4 client names on stable storage Jeff Layton
2012-02-01 15:44 ` [PATCH v5 1/9] nfsdcld: add client tracking daemon stub Jeff Layton
2012-04-16 14:06   ` Steve Dickson
2012-04-16 14:23     ` Jeff Layton
2012-04-16 15:14       ` Steve Dickson [this message]
2012-04-16 15:42         ` Jeff Layton
2012-04-16 16:44           ` Steve Dickson
2012-02-01 15:44 ` [PATCH v5 2/9] nfsdcld: add autoconf goop for sqlite Jeff Layton
2012-02-01 15:44 ` [PATCH v5 3/9] nfsdcld: add routines for a sqlite backend database Jeff Layton
2012-02-01 15:44 ` [PATCH v5 4/9] nfsdcld: add remove functionality Jeff Layton
2012-02-01 15:44 ` [PATCH v5 5/9] nfsdcld: add check/update functionality Jeff Layton
2012-02-01 15:44 ` [PATCH v5 6/9] nfsdcld: add function to remove unreclaimed client records Jeff Layton
2012-02-01 15:44 ` [PATCH v5 7/9] nfsdcld: make it watch for inotify events in the containing directory Jeff Layton
2012-02-01 15:44 ` [PATCH v5 8/9] nfsdcld: add a manpage for nfsdcld Jeff Layton
2012-02-01 15:44 ` [PATCH v5 9/9] nfsdcld: update the README Jeff Layton
2012-04-26 17:38 ` [PATCH v5 0/9] nfsdcld: add a daemon to track NFSv4 client names on stable storage Steve Dickson

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=4F8C375A.7020200@RedHat.com \
    --to=steved@redhat.com \
    --cc=jlayton@redhat.com \
    --cc=linux-nfs@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).