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From: "Wang, Xiao W" <xiao.w.wang@intel.com>
To: Thomas Monjalon <thomas@monjalon.net>
Cc: "dev@dpdk.org" <dev@dpdk.org>,
	"maxime.coquelin@redhat.com" <maxime.coquelin@redhat.com>,
	"yliu@fridaylinux.org" <yliu@fridaylinux.org>,
	"Wang, Zhihong" <zhihong.wang@intel.com>,
	"Bie, Tiwei" <tiwei.bie@intel.com>,
	 "Chen, Junjie J" <junjie.j.chen@intel.com>,
	"Xu, Rosen" <rosen.xu@intel.com>,
	 "Daly, Dan" <dan.daly@intel.com>,
	"Liang, Cunming" <cunming.liang@intel.com>,
	 "Burakov, Anatoly" <anatoly.burakov@intel.com>,
	"gaetan.rivet@6wind.com" <gaetan.rivet@6wind.com>
Subject: Re: [dpdk-dev] [PATCH v2 2/3] bus/pci: expose sysfs parsing API
Date: Thu, 22 Mar 2018 02:46:15 +0000	[thread overview]
Message-ID: <B7F2E978279D1D49A3034B7786DACF406F855A73@SHSMSX101.ccr.corp.intel.com> (raw)
In-Reply-To: <63424504.iVi4kYAKMf@xps>

Hi Thomas,

> -----Original Message-----
> From: Thomas Monjalon [mailto:thomas@monjalon.net]
> Sent: Thursday, March 22, 2018 4:45 AM
> To: Wang, Xiao W <xiao.w.wang@intel.com>
> Cc: dev@dpdk.org; maxime.coquelin@redhat.com; yliu@fridaylinux.org; Wang,
> Zhihong <zhihong.wang@intel.com>; Bie, Tiwei <tiwei.bie@intel.com>; Chen,
> Junjie J <junjie.j.chen@intel.com>; Xu, Rosen <rosen.xu@intel.com>; Daly,
> Dan <dan.daly@intel.com>; Liang, Cunming <cunming.liang@intel.com>;
> Burakov, Anatoly <anatoly.burakov@intel.com>; gaetan.rivet@6wind.com
> Subject: Re: [dpdk-dev] [PATCH v2 2/3] bus/pci: expose sysfs parsing API
> 
> 21/03/2018 14:21, Xiao Wang:
> > Some existing sysfs parsing functions are helpful for the later vDPA
> > driver, this patch make them global and expose them to shared lib.
> >
> > Signed-off-by: Xiao Wang <xiao.w.wang@intel.com>
> > ---
> >  	/* parse driver */
> >  	snprintf(filename, sizeof(filename), "%s/driver", dirname);
> > -	ret = pci_get_kernel_driver_by_path(filename, driver);
> > +	ret = rte_pci_device_kdriver_name(addr, driver);
> 
> I guess the snprintf above becomes useless.

Will remove it.
> 
> > + * @param dri_name
> > + *   Output buffer pointer.
> 
> Parameter name and comment can be improved here:
> "kdrv_name" would be more meaningful.
> As a comment, "Output buffer for kernel driver name"

Thanks for the suggestion. Will improve it.

> 
> > +/**
> > + * @warning
> > + * @b EXPERIMENTAL: this API may change, or be removed, without prior
> notice
> > + *
> > + * Parse the "resource" sysfs file.
> > + *
> > + * @param filename
> > + *   The PCI resource file path.
> > + * @dev
> > + *   Pointer of rte_pci_device object, into which the parse result is recorded.
> > + * @return
> > + *   0 on success, -1 on error, 1 on no driver found.
> > + */
> > +int __rte_experimental
> > +rte_pci_parse_sysfs_resource(const char *filename, struct rte_pci_device
> *dev);
> 
> This is a Linux specific API.
> Maybe remove "sysfs" and replace "filename" by "resource"?

Yes, "sysfs" makes it Linux specific. Will change it.
Thanks for the above comments.

BRs,
Xiao

  reply	other threads:[~2018-03-22  2:46 UTC|newest]

Thread overview: 98+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-03-09 23:08 [dpdk-dev] [PATCH 0/3] add ifcvf driver Xiao Wang
2018-03-09 23:08 ` [dpdk-dev] [PATCH 1/3] eal/vfio: add support for multiple container Xiao Wang
2018-03-14 12:08   ` Burakov, Anatoly
2018-03-15 16:49     ` Wang, Xiao W
2018-03-09 23:08 ` [dpdk-dev] [PATCH 2/3] bus/pci: expose sysfs parsing API Xiao Wang
2018-03-14 11:19   ` Burakov, Anatoly
2018-03-14 13:30     ` Gaëtan Rivet
2018-03-15 16:49       ` Wang, Xiao W
2018-03-15 17:19         ` Gaëtan Rivet
2018-03-19  1:31           ` Wang, Xiao W
2018-03-21 13:21   ` [dpdk-dev] [PATCH v2 0/3] add ifcvf driver Xiao Wang
2018-03-21 13:21     ` [dpdk-dev] [PATCH v2 1/3] eal/vfio: add support for multiple container Xiao Wang
2018-03-21 20:32       ` Thomas Monjalon
2018-03-21 21:37         ` Gaëtan Rivet
2018-03-22  3:00           ` Wang, Xiao W
2018-03-21 13:21     ` [dpdk-dev] [PATCH v2 2/3] bus/pci: expose sysfs parsing API Xiao Wang
2018-03-21 20:44       ` Thomas Monjalon
2018-03-22  2:46         ` Wang, Xiao W [this message]
2018-03-21 13:21     ` [dpdk-dev] [PATCH v2 3/3] net/ifcvf: add ifcvf driver Xiao Wang
2018-03-21 20:52       ` Thomas Monjalon
2018-03-23 10:39         ` Wang, Xiao W
2018-03-21 20:57       ` Maxime Coquelin
2018-03-23 10:37         ` Wang, Xiao W
2018-03-22  8:51       ` Ferruh Yigit
2018-03-22 17:23         ` Wang, Xiao W
2018-03-31  2:29       ` [dpdk-dev] [PATCH v3 0/3] add ifcvf vdpa driver Xiao Wang
2018-03-31  2:29         ` [dpdk-dev] [PATCH v3 1/4] eal/vfio: add support for multiple container Xiao Wang
2018-03-31 11:06           ` Maxime Coquelin
2018-03-31  2:29         ` [dpdk-dev] [PATCH v3 2/4] net/virtio: skip device probe in vdpa mode Xiao Wang
2018-03-31 11:13           ` Maxime Coquelin
2018-03-31 13:16             ` Thomas Monjalon
2018-04-02  4:08               ` Wang, Xiao W
2018-03-31  2:29         ` [dpdk-dev] [PATCH v3 3/4] net/ifcvf: add ifcvf vdpa driver Xiao Wang
2018-03-31 11:26           ` Maxime Coquelin
2018-04-03  9:38             ` Wang, Xiao W
2018-04-04 14:40           ` [dpdk-dev] [PATCH v4 0/4] " Xiao Wang
2018-04-04 14:40             ` [dpdk-dev] [PATCH v4 1/4] eal/vfio: add multiple container support Xiao Wang
2018-04-05 18:06               ` [dpdk-dev] [PATCH v5 0/4] add ifcvf vdpa driver Xiao Wang
2018-04-05 18:06                 ` [dpdk-dev] [PATCH v5 1/4] eal/vfio: add multiple container support Xiao Wang
2018-04-05 18:06                 ` [dpdk-dev] [PATCH v5 2/4] net/virtio: skip device probe in vdpa mode Xiao Wang
2018-04-11 18:58                   ` Ferruh Yigit
2018-04-05 18:07                 ` [dpdk-dev] [PATCH v5 3/4] net/ifcvf: add ifcvf vdpa driver Xiao Wang
2018-04-11 18:58                   ` Ferruh Yigit
2018-04-12  7:19                   ` [dpdk-dev] [PATCH v6 0/4] " Xiao Wang
2018-04-12  7:19                     ` [dpdk-dev] [PATCH v6 1/4] eal/vfio: add multiple container support Xiao Wang
2018-04-12 14:03                       ` Burakov, Anatoly
2018-04-12 16:07                         ` Wang, Xiao W
2018-04-12 16:24                           ` Burakov, Anatoly
2018-04-13  9:18                             ` Wang, Xiao W
2018-04-15 15:33                       ` [dpdk-dev] [PATCH v7 0/5] add ifcvf vdpa driver Xiao Wang
2018-04-15 15:33                         ` [dpdk-dev] [PATCH v7 1/5] vfio: extend data structure for multi container Xiao Wang
2018-04-16 10:02                           ` Burakov, Anatoly
2018-04-16 12:22                             ` Wang, Xiao W
2018-04-16 15:34                           ` [dpdk-dev] [PATCH v8 0/5] add ifcvf vdpa driver Xiao Wang
2018-04-16 15:34                             ` [dpdk-dev] [PATCH v8 1/5] vfio: extend data structure for multi container Xiao Wang
2018-04-16 15:56                               ` Burakov, Anatoly
2018-04-16 15:34                             ` [dpdk-dev] [PATCH v8 2/5] vfio: add multi container support Xiao Wang
2018-04-16 15:58                               ` Burakov, Anatoly
2018-04-17  7:06                               ` [dpdk-dev] [PATCH v9 0/5] add ifcvf vdpa driver Xiao Wang
2018-04-17  7:06                                 ` [dpdk-dev] [PATCH v9 1/5] vfio: extend data structure for multi container Xiao Wang
2018-04-17  7:06                                 ` [dpdk-dev] [PATCH v9 2/5] vfio: add multi container support Xiao Wang
2018-04-17  7:06                                 ` [dpdk-dev] [PATCH v9 3/5] net/virtio: skip device probe in vdpa mode Xiao Wang
2018-04-17  7:06                                 ` [dpdk-dev] [PATCH v9 4/5] net/ifcvf: add ifcvf vdpa driver Xiao Wang
2018-04-17  7:06                                 ` [dpdk-dev] [PATCH v9 5/5] doc: add ifcvf driver document and release note Xiao Wang
2018-04-17 11:13                                 ` [dpdk-dev] [PATCH v9 0/5] add ifcvf vdpa driver Ferruh Yigit
2018-04-16 15:34                             ` [dpdk-dev] [PATCH v8 3/5] net/virtio: skip device probe in vdpa mode Xiao Wang
2018-04-16 15:34                             ` [dpdk-dev] [PATCH v8 4/5] net/ifcvf: add ifcvf vdpa driver Xiao Wang
2018-04-16 15:34                             ` [dpdk-dev] [PATCH v8 5/5] doc: add ifcvf driver document and release note Xiao Wang
2018-04-16 16:36                             ` [dpdk-dev] [PATCH v8 0/5] add ifcvf vdpa driver Ferruh Yigit
2018-04-16 18:07                               ` Thomas Monjalon
2018-04-17  5:36                                 ` Wang, Xiao W
2018-04-15 15:33                         ` [dpdk-dev] [PATCH v7 2/5] vfio: add multi container support Xiao Wang
2018-04-16 10:03                           ` Burakov, Anatoly
2018-04-16 12:44                             ` Wang, Xiao W
2018-04-15 15:33                         ` [dpdk-dev] [PATCH v7 3/5] net/virtio: skip device probe in vdpa mode Xiao Wang
2018-04-15 15:33                         ` [dpdk-dev] [PATCH v7 4/5] net/ifcvf: add ifcvf vdpa driver Xiao Wang
2018-04-15 15:33                         ` [dpdk-dev] [PATCH v7 5/5] doc: add ifcvf driver document and release note Xiao Wang
2018-04-12  7:19                     ` [dpdk-dev] [PATCH v6 2/4] net/virtio: skip device probe in vdpa mode Xiao Wang
2018-04-12  7:19                     ` [dpdk-dev] [PATCH v6 3/4] net/ifcvf: add ifcvf vdpa driver Xiao Wang
2018-04-12  7:19                     ` [dpdk-dev] [PATCH v6 4/4] doc: add ifcvf driver document and release note Xiao Wang
2018-04-05 18:07                 ` [dpdk-dev] [PATCH v5 " Xiao Wang
2018-04-11 18:59                 ` [dpdk-dev] [PATCH v5 0/4] add ifcvf vdpa driver Ferruh Yigit
2018-04-12  5:47                   ` Wang, Xiao W
2018-04-04 14:40             ` [dpdk-dev] [PATCH v4 2/4] net/virtio: skip device probe in vdpa mode Xiao Wang
2018-04-04 14:40             ` [dpdk-dev] [PATCH v4 3/4] net/ifcvf: add ifcvf vdpa driver Xiao Wang
2018-04-04 14:40             ` [dpdk-dev] [PATCH v4 4/4] doc: add ifcvf driver document and release note Xiao Wang
2018-03-31  2:29         ` [dpdk-dev] [PATCH v3 4/4] net/ifcvf: add " Xiao Wang
2018-03-31 11:28           ` Maxime Coquelin
2018-03-09 23:08 ` [dpdk-dev] [PATCH 3/3] net/ifcvf: add ifcvf driver Xiao Wang
2018-03-10 18:23 ` [dpdk-dev] [PATCH 0/3] " Maxime Coquelin
2018-03-15 16:49   ` Wang, Xiao W
2018-03-21 20:47     ` Maxime Coquelin
2018-03-23 10:27       ` Wang, Xiao W
2018-03-25  9:51         ` Maxime Coquelin
2018-03-26  9:05           ` Wang, Xiao W
2018-03-26 13:29             ` Maxime Coquelin
2018-03-27  4:40               ` Wang, Xiao W
2018-03-27  5:09                 ` Maxime Coquelin

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