From: Wu Hao <hao.wu@intel.com>
To: Greg KH <gregkh@linuxfoundation.org>
Cc: mdf@kernel.org, linux-fpga@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-api@vger.kernel.org,
linux-doc@vger.kernel.org, atull@kernel.org,
Luwei Kang <luwei.kang@intel.com>,
Ananda Ravuri <ananda.ravuri@intel.com>,
Xu Yilun <yilun.xu@intel.com>
Subject: Re: [PATCH v4 11/12] fpga: dfl: fme: add global error reporting support
Date: Wed, 7 Aug 2019 16:08:25 +0800 [thread overview]
Message-ID: <20190807080825.GA10344@hao-dev> (raw)
In-Reply-To: <20190807024521.GD24158@hao-dev>
On Wed, Aug 07, 2019 at 10:45:22AM +0800, Wu Hao wrote:
> On Mon, Aug 05, 2019 at 05:56:26PM +0200, Greg KH wrote:
> > On Sun, Aug 04, 2019 at 06:20:21PM +0800, Wu Hao wrote:
> > > +static int fme_global_err_init(struct platform_device *pdev,
> > > + struct dfl_feature *feature)
> > > +{
> > > + struct device *dev;
> > > + int ret = 0;
> > > +
> > > + dev = kzalloc(sizeof(*dev), GFP_KERNEL);
> > > + if (!dev)
> > > + return -ENOMEM;
> > > +
> > > + dev->parent = &pdev->dev;
> > > + dev->release = err_dev_release;
> > > + dev_set_name(dev, "errors");
> > > +
> > > + fme_error_enable(feature);
> > > +
> > > + ret = device_register(dev);
> > > + if (ret) {
> > > + put_device(dev);
> > > + return ret;
> > > + }
> > > +
> > > + ret = device_add_groups(dev, error_groups);
> >
> > cute, but no, you do not create a whole struct device for a subdir. Use
> > the attribute group name like you did on earlier patches.
>
> Sure, let me fix it in the next version.
>
> >
> > And again, you raced userspace and lost :(
>
> Same here, could you please give some more hints here?
Oh.. I see..
I should follow [1] as this is a platform driver. I will fix it. Thanks!
[PATCH 00/11] Platform drivers, provide a way to add sysfs groups easily
[1]https://lkml.org/lkml/2019/7/4/181
Hao
>
> Thanks in advance.
> Hao
>
> >
> > thanks,
> >
> > greg k-h
next prev parent reply other threads:[~2019-08-07 8:25 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-04 10:20 [PATCH v4 00/12] FPGA DFL updates Wu Hao
2019-08-04 10:20 ` [PATCH v4 01/12] fpga: dfl: fme: add DFL_FPGA_FME_PORT_RELEASE/ASSIGN ioctl support Wu Hao
2019-08-04 10:20 ` [PATCH v4 02/12] fpga: dfl: pci: enable SRIOV support Wu Hao
2019-08-04 10:20 ` [PATCH v4 03/12] fpga: dfl: afu: add AFU state related sysfs interfaces Wu Hao
2019-08-04 10:20 ` [PATCH v4 04/12] fpga: dfl: afu: add userclock " Wu Hao
2019-08-05 15:51 ` Greg KH
2019-08-07 2:18 ` Wu Hao
2019-08-04 10:20 ` [PATCH v4 05/12] fpga: dfl: add id_table for dfl private feature driver Wu Hao
2019-08-04 10:20 ` [PATCH v4 06/12] fpga: dfl: afu: export __port_enable/disable function Wu Hao
2019-08-05 15:52 ` Greg KH
2019-08-07 2:21 ` Wu Hao
2019-08-04 10:20 ` [PATCH v4 07/12] fpga: dfl: afu: add error reporting support Wu Hao
2019-08-05 15:54 ` Greg KH
2019-08-07 2:35 ` Wu Hao
2019-08-04 10:20 ` [PATCH v4 08/12] fpga: dfl: make uinit callback optional Wu Hao
2019-08-09 19:51 ` Moritz Fischer
2019-08-04 10:20 ` [PATCH v4 09/12] fpga: dfl: afu: add STP (SignalTap) support Wu Hao
2019-08-04 10:20 ` [PATCH v4 10/12] fpga: dfl: fme: add capability sysfs interfaces Wu Hao
2019-08-04 10:20 ` [PATCH v4 11/12] fpga: dfl: fme: add global error reporting support Wu Hao
2019-08-05 15:56 ` Greg KH
2019-08-07 2:45 ` Wu Hao
2019-08-07 8:08 ` Wu Hao [this message]
2019-08-07 9:30 ` Greg KH
2019-08-04 10:20 ` [PATCH v4 12/12] Documentation: fpga: dfl: add descriptions for virtualization and new interfaces Wu Hao
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