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From: Mark D Rustad <mrustad@gmail.com>
To: Lee Jones <lee.jones@linaro.org>
Cc: "David E. Box" <david.e.box@linux.intel.com>,
	dvhart@infradead.org, andy@infradead.org, bhelgaas@google.com,
	alexander.h.duyck@linux.intel.com,
	linux-kernel <linux-kernel@vger.kernel.org>,
	platform-driver-x86@vger.kernel.org, linux-pci@vger.kernel.org,
	Andy Shevchenko <andy.shevchenko@gmail.com>
Subject: Re: [PATCH V4 2/3] mfd: Intel Platform Monitoring Technology support
Date: Wed, 29 Jul 2020 15:59:37 -0700
Message-ID: <3DCA0A88-0890-49EE-8644-E6311E891C55@gmail.com> (raw)
In-Reply-To: <20200728075859.GH1850026@dell>


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at 12:58 AM, Lee Jones <lee.jones@linaro.org> wrote:

> If you do:
>
> 	do {
> 		int pos;
>
> 		pos = pci_find_next_ext_capability(pdev, pos, PCI_EXT_CAP_ID_DVSEC);
> 		if (!pos)
> 			break;
>
> Then you can invoke pci_find_next_ext_capability() once, no?

Part of your suggestion here won't work, because pos needs to be  
initialized to 0 the first time. As such it needs to be declared and  
initialized outside the loop. Other than that it may be ok.

--
Mark Rustad, MRustad@gmail.com


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  parent reply index

Thread overview: 58+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-05  1:32 [PATCH 0/3] Intel Platform Monitoring Technology David E. Box
2020-05-05  1:32 ` [PATCH 1/3] pci: Add Designated Vendor Specific Capability David E. Box
2020-05-05  8:49   ` Andy Shevchenko
2020-05-05 15:00     ` David E. Box
2020-05-05 16:34   ` Bjorn Helgaas
2020-05-05  2:31 ` [PATCH 2/3] mfd: Intel Platform Monitoring Technology support David E. Box
2020-05-05  2:31   ` [PATCH 3/3] platform/x86: Intel PMT Telemetry capability driver David E. Box
2020-05-05 13:49     ` Andy Shevchenko
2020-05-05 21:09       ` David E. Box
2020-05-08  2:33       ` David E. Box
2020-05-05  2:53   ` [PATCH 2/3] mfd: Intel Platform Monitoring Technology support Randy Dunlap
2020-05-05 14:55     ` David E. Box
2020-05-05  9:02   ` Andy Shevchenko
2020-05-05 15:15     ` David E. Box
2020-05-08  2:18 ` [PATCH v2 0/3] Intel Platform Monitoring Technology David E. Box
2020-05-08  9:59   ` Andy Shevchenko
2020-07-14  6:23   ` [PATCH V3 " David E. Box
2020-07-17 19:06     ` [PATCH V4 " David E. Box
2020-07-27 10:23       ` Andy Shevchenko
2020-07-27 16:29         ` David E. Box
2020-07-29 21:37       ` [PATCH V5 " David E. Box
2020-08-10 14:15         ` David E. Box
2020-08-10 14:42           ` Umesh A
2020-08-11  8:04           ` Lee Jones
2020-08-11 14:50             ` David E. Box
2020-07-29 21:37       ` [PATCH V5 1/3] PCI: Add defines for Designated Vendor-Specific Extended Capability David E. Box
2020-07-29 21:37       ` [PATCH V5 2/3] mfd: Intel Platform Monitoring Technology support David E. Box
2020-07-29 21:37       ` [PATCH V5 3/3] platform/x86: Intel PMT Telemetry capability driver David E. Box
2020-07-17 19:06     ` [PATCH V4 1/3] PCI: Add defines for Designated Vendor-Specific Extended Capability David E. Box
2020-07-17 20:11       ` Andy Shevchenko
2020-07-17 19:06     ` [PATCH V4 2/3] mfd: Intel Platform Monitoring Technology support David E. Box
2020-07-28  7:58       ` Lee Jones
2020-07-28 20:35         ` David E. Box
2020-07-29 22:59         ` Mark D Rustad [this message]
2020-07-30 17:53           ` David E. Box
2020-07-31  6:19           ` Lee Jones
2020-07-17 19:06     ` [PATCH V4 3/3] platform/x86: Intel PMT Telemetry capability driver David E. Box
2020-07-14  6:23   ` [PATCH V3 1/3] PCI: Add defines for Designated Vendor-Specific Capability David E. Box
2020-07-14  8:40     ` Andy Shevchenko
2020-07-16  2:55     ` Randy Dunlap
2020-07-16 15:07       ` Bjorn Helgaas
2020-07-16 15:07         ` Randy Dunlap
2020-07-16 17:18       ` Alexander Duyck
2020-07-16 18:31         ` David E. Box
2020-07-14  6:23   ` [PATCH V3 2/3] mfd: Intel Platform Monitoring Technology support David E. Box
2020-07-15  5:09     ` kernel test robot
2020-07-14  6:23   ` [PATCH V3 3/3] platform/x86: Intel PMT Telemetry capability driver David E. Box
2020-07-14  8:51     ` Andy Shevchenko
2020-07-15  7:39     ` Alexey Budankov
2020-07-15 23:59       ` David E. Box
2020-07-16  5:57         ` Alexey Budankov
2020-07-16  2:57     ` Randy Dunlap
2020-05-08  2:18 ` [PATCH v2 1/3] PCI: Add defines for Designated Vendor-Specific Capability David E. Box
2020-05-08  2:18 ` [PATCH v2 2/3] mfd: Intel Platform Monitoring Technology support David E. Box
2020-05-08  9:15   ` Andy Shevchenko
2020-05-08  2:18 ` [PATCH v2 3/3] platform/x86: Intel PMT Telemetry capability driver David E. Box
2020-05-08  9:57   ` Andy Shevchenko
2020-05-09 16:27     ` David E. Box

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