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From: "Burakov, Anatoly" <anatoly.burakov@intel.com>
To: Thomas Monjalon <thomas@monjalon.net>,
	Lance Richardson <lance.richardson@broadcom.com>
Cc: Dmitry Kozlyuk <dmitry.kozliuk@gmail.com>,
	Narcisa Ana Maria Vasile <navasile@linux.microsoft.com>,
	Dmitry Malloy <dmitrym@microsoft.com>,
	Pallavi Kadam <pallavi.kadam@intel.com>,
	dev@dpdk.org, stable@dpdk.org
Subject: Re: [dpdk-dev] [PATCH v3] eal: fix memory mapping for 32-bit targets
Date: Mon, 10 May 2021 16:31:57 +0100	[thread overview]
Message-ID: <7d299b6c-80ba-cb35-f5ac-daf2a5670217@intel.com> (raw)
In-Reply-To: <2003089.4ItjxMFgZf@thomas>

On 10-May-21 1:42 PM, Thomas Monjalon wrote:
> +Cc Anatoly
> 
> 08/05/2021 16:27, Lance Richardson:
>> For 32-bit targets, size_t is normally a 32-bit type and
>> does not have sufficient range to represent 64-bit offsets
>> that can are needed when mapping PCI addresses. Use uint64_t
>> instead.
>>
>> Found when attempting to run 32-bit Linux dpdk-testpmd
>> using VFIO driver:
>>
>>      EAL: pci_map_resource(): cannot map resource(63, 0xc0010000, \
>>      0x200000, 0x20000000000): Invalid argument ((nil))
>>
>> Fixes: c4b89ecb64ea ("eal: introduce memory management wrappers")
>> Cc: stable@dpdk.org
>> Signed-off-by: Lance Richardson <lance.richardson@broadcom.com>
>> ---

LGTM, although the Fixes: tag is probably wrong because IIRC previous 
versions did have the same issue.

Acked-by: Anatoly Burakov <anatoly.burakov@intel.com>

-- 
Thanks,
Anatoly

  reply	other threads:[~2021-05-10 15:32 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-07 18:10 [dpdk-dev] [PATCH] " Lance Richardson
2021-05-07 18:50 ` Lance Richardson
2021-05-07 18:55   ` Lance Richardson
2021-05-07 19:06 ` [dpdk-dev] [PATCH v2] " Lance Richardson
2021-05-07 20:51   ` Dmitry Kozlyuk
2021-05-07 21:35     ` Lance Richardson
2021-05-08 14:12 ` [dpdk-dev] [PATCH] " Lance Richardson
2021-05-08 14:27 ` [dpdk-dev] [PATCH v3] " Lance Richardson
2021-05-10 12:42   ` Thomas Monjalon
2021-05-10 15:31     ` Burakov, Anatoly [this message]
2021-05-10 15:55       ` Thomas Monjalon
2021-05-10 16:04         ` Lance Richardson
2021-05-11  7:55           ` [dpdk-dev] [dpdk-stable] " Thomas Monjalon
2021-05-11 20:45       ` [dpdk-dev] " Thomas Monjalon
2021-05-11  8:17   ` Thomas Monjalon
2021-05-11 13:33     ` Lance Richardson
2021-05-11 14:45 ` [dpdk-dev] [PATCH v4] " Lance Richardson
2021-05-11 15:56   ` Lance Richardson
2021-05-11 16:08     ` Dmitry Kozlyuk
2021-05-11 20:45       ` Thomas Monjalon

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