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From: Richard Weinberger <richard@nod.at>
To: Andreas Hartmann <andihartmann@01019freenet.de>
Cc: LKML <linux-kernel@vger.kernel.org>
Subject: Re: f_op->read seems to be always NULL since Linux 4.1
Date: Sun, 28 Jun 2015 09:38:38 +0200	[thread overview]
Message-ID: <558FA47E.9010000@nod.at> (raw)
In-Reply-To: <558F95E2.7070303@01019freenet.de>

Am 28.06.2015 um 08:36 schrieb Andreas Hartmann:
> On Sat, Jun 27, 2015 at 8:10 PM, Richard Weinberger wrote:
>> On Sat, Jun 27, 2015 at 7:32 PM, Andreas Hartmann
>> <andihartmann@01019freenet.de> wrote:
> [...]
>> See __vfs_read().
>> Your module most not rely on such internals.
> 
> Thanks for your hint to the function which exists since 3.19.
> 
> Is there a site out there which lists all relevant changes done for each kernel version and the recommendations how to correctly handle them?

There is no such site.
The only way do deal with the ever changing in-kernel ABI is
bringing your code mainline.

Thanks,
//richard

  reply	other threads:[~2015-06-28  7:38 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-06-27 17:32 f_op->read seems to be always NULL since Linux 4.1 Andreas Hartmann
2015-06-27 18:10 ` Richard Weinberger
2015-06-28  6:36   ` Andreas Hartmann
2015-06-28  7:38     ` Richard Weinberger [this message]
2015-06-28  8:30     ` Al Viro

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