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Re: [RFC PATCH 04/13] switchtec: add link event notifier block

From Logan Gunthorpe <logang@deltatee.com>
Newsgroups linux.kernel
Subject Re: [RFC PATCH 04/13] switchtec: add link event notifier block
Date 2017-06-17 18:30 +0200
Message-ID <tToLM-1dz-3@gated-at.bofh.it> (permalink)
References <tSJIB-7cs-3@gated-at.bofh.it> <tSJIC-7cs-35@gated-at.bofh.it> <tTejo-2oe-13@gated-at.bofh.it>
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On 16/06/17 11:14 PM, Greg Kroah-Hartman wrote:
> You do know about ftrace, right?  It's good to drop debugging code like
> this for "final" versions.

I've never actually used it but maybe I should give it a try. I'll
remove these debug lines.

>> +
>> +	blocking_notifier_call_chain(&stdev->link_notifier, 0, stdev);
>> +}
> 
> Do you really need a notifier call chain?  How many different things are
> going to "hook up" to this?  I ask as they tend to get really messy over
> time while direct callbacks are easier to handle and manage.

Ok, understood. I only expect the one callback at this time so I'll
change it to a single function pointer.

Logan

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Thread

[RFC PATCH 00/13] Switchtec NTB Support Logan Gunthorpe <logang@deltatee.com> - 2017-06-15 22:40 +0200
  [RFC PATCH 09/13] switchtec_ntb: add link management Logan Gunthorpe <logang@deltatee.com> - 2017-06-15 22:40 +0200
  [RFC PATCH 04/13] switchtec: add link event notifier block Logan Gunthorpe <logang@deltatee.com> - 2017-06-15 22:40 +0200
    Re: [RFC PATCH 04/13] switchtec: add link event notifier block Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-06-17 07:20 +0200
      Re: [RFC PATCH 04/13] switchtec: add link event notifier block Logan Gunthorpe <logang@deltatee.com> - 2017-06-17 18:30 +0200
  [RFC PATCH 06/13] switchtec_ntb: initialize hardware for memory windows Logan Gunthorpe <logang@deltatee.com> - 2017-06-15 22:50 +0200
    Re: [RFC PATCH 06/13] switchtec_ntb: initialize hardware for memory  windows Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-06-17 07:20 +0200
      Re: [RFC PATCH 06/13] switchtec_ntb: initialize hardware for memory  windows Logan Gunthorpe <logang@deltatee.com> - 2017-06-17 18:40 +0200
        Re: [RFC PATCH 06/13] switchtec_ntb: initialize hardware for memory  windows Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-06-18 02:40 +0200
  [RFC PATCH 13/13] switchtec_ntb: update switchtec documentation with notes for ntb Logan Gunthorpe <logang@deltatee.com> - 2017-06-15 22:50 +0200
  [RFC PATCH 02/13] switchtec: export class symbol for use in upper layer driver Logan Gunthorpe <logang@deltatee.com> - 2017-06-15 22:50 +0200
    Re: [RFC PATCH 02/13] switchtec: export class symbol for use in  upper layer driver Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-06-17 07:20 +0200
      Re: [RFC PATCH 02/13] switchtec: export class symbol for use in upper  layer driver Logan Gunthorpe <logang@deltatee.com> - 2017-06-17 18:20 +0200
  [RFC PATCH 08/13] switchtec_ntb: add skeleton ntb driver Logan Gunthorpe <logang@deltatee.com> - 2017-06-15 22:50 +0200
  [RFC PATCH 05/13] switchtec_ntb: introduce initial ntb driver Logan Gunthorpe <logang@deltatee.com> - 2017-06-15 22:50 +0200
  RE: [RFC PATCH 00/13] Switchtec NTB Support "Allen Hubbe" <Allen.Hubbe@dell.com> - 2017-06-16 16:00 +0200
    Re: [RFC PATCH 00/13] Switchtec NTB Support Logan Gunthorpe <logang@deltatee.com> - 2017-06-16 16:20 +0200
      RE: [RFC PATCH 00/13] Switchtec NTB Support "Allen Hubbe" <Allen.Hubbe@dell.com> - 2017-06-16 17:40 +0200
        Re: [RFC PATCH 00/13] Switchtec NTB Support Logan Gunthorpe <logang@deltatee.com> - 2017-06-16 18:50 +0200
          Re: [RFC PATCH 00/13] Switchtec NTB Support Serge Semin <fancer.lancer@gmail.com> - 2017-06-16 19:40 +0200
          RE: [RFC PATCH 00/13] Switchtec NTB Support "Allen Hubbe" <Allen.Hubbe@dell.com> - 2017-06-16 20:10 +0200
            Re: [RFC PATCH 00/13] Switchtec NTB Support Logan Gunthorpe <logang@deltatee.com> - 2017-06-16 21:20 +0200
      Re: [RFC PATCH 00/13] Switchtec NTB Support Serge Semin <fancer.lancer@gmail.com> - 2017-06-16 18:40 +0200
        Re: [RFC PATCH 00/13] Switchtec NTB Support Logan Gunthorpe <logang@deltatee.com> - 2017-06-16 19:10 +0200
          Re: [RFC PATCH 00/13] Switchtec NTB Support Serge Semin <fancer.lancer@gmail.com> - 2017-06-16 20:40 +0200
            Re: [RFC PATCH 00/13] Switchtec NTB Support Logan Gunthorpe <logang@deltatee.com> - 2017-06-16 21:40 +0200
              Re: [RFC PATCH 00/13] Switchtec NTB Support Serge Semin <fancer.lancer@gmail.com> - 2017-06-16 22:30 +0200
                Re: [RFC PATCH 00/13] Switchtec NTB Support 'Greg Kroah-Hartman' <gregkh@linuxfoundation.org> - 2017-06-17 07:20 +0200
                Re: [RFC PATCH 00/13] Switchtec NTB Support Logan Gunthorpe <logang@deltatee.com> - 2017-06-17 18:20 +0200
                Re: [RFC PATCH 00/13] Switchtec NTB Support Logan Gunthorpe <logang@deltatee.com> - 2017-06-17 18:20 +0200
                Re: [RFC PATCH 00/13] Switchtec NTB Support Jon Mason <jdmason@kudzu.us> - 2017-06-19 21:20 +0200
  Re: [RFC PATCH 00/13] Switchtec NTB Support Jon Mason <jdmason@kudzu.us> - 2017-06-19 22:10 +0200
    Re: [RFC PATCH 00/13] Switchtec NTB Support Logan Gunthorpe <logang@deltatee.com> - 2017-06-19 22:30 +0200
      Re: [RFC PATCH 00/13] Switchtec NTB Support Jon Mason <jdmason@kudzu.us> - 2017-06-19 23:10 +0200

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