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From: 志昌余 <yuzhichang_scl@hotmail.com>
To: "dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] ACL lookup doesn't work for some schemes
Date: Sun, 15 Feb 2015 17:29:51 +0800	[thread overview]
Message-ID: <SNT153-W36B1758C1945C0DFAEB03FF8210@phx.gbl> (raw)
In-Reply-To: <SNT153-W6944A3573097FCF2EE79BF8210@phx.gbl>

I tested against DPDK 1.7.0, 1.8.0 and trunk( ed2547b6). 

________________________________
> From: yuzhichang_scl@hotmail.com 
> To: dev@dpdk.org 
> Subject: RE: ACL lookup doesn't work for some schemes 
> Date: Sun, 15 Feb 2015 17:23:53 +0800 
> 
> Sorry I forgot to attach the sample code in previous mail. See the attached. 
> 
> ________________________________ 
> From: yuzhichang_scl@hotmail.com 
> To: dev@dpdk.org 
> Subject: ACL lookup doesn't work for some schemes 
> Date: Sun, 15 Feb 2015 17:18:55 +0800 
> 
> Hi, 
> I noticed that ACL lookup doesn't work for some schemes. 
> 1. If the first field is not uint8_t, even all fields are wildcard, 
> lookup doesn't find the matching rule. See acl_8last.c. 
> 2. I prepended a uint8_t field, keep other fields be wildcard, lookup 
> returns the correct result. See acl_8last2.c 
> 3. Then I change last field from 8bitmask_WILDCARD to 8bitmask(1, 0x1) 
> (matches odd numbers) or 8bitmask(0, 0x1) (match even numbers), lookup 
> doesn't return the correct. See acl_8last3.c. And I noticed the 
> similar behavior for uint16_t ranges(date doesn't match 0-0x8000 nor 
> 0x8001-0xffff). 
> Above behaviors are tricky. Does ACL do some 
> undocumented assumptions or the table schema? 
> Regards, 
> Zhichang Yu 
 		 	   		  

  reply	other threads:[~2015-02-15  9:29 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-02-15  9:18 志昌余
2015-02-15  9:23 ` 志昌余
2015-02-15  9:29   ` 志昌余 [this message]
2015-02-16  9:56 ` Ananyev, Konstantin
2015-02-16 15:37   ` Stevan Markovic
     [not found]   ` <D1077203.3B62D%smarkovi@akamai.com>
2015-02-16 16:08     ` Ananyev, Konstantin

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