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* Re: [PATCH] hwe_regmatch: match error
       [not found] <OF7CB3362D.2C97E5BB-ON4825805E.00108B17-4825805E.0010903E@LocalDomain>
@ 2016-11-01  3:12 ` tang.junhui
  2016-11-01 16:05   ` Benjamin Marzinski
  0 siblings, 1 reply; 5+ messages in thread
From: tang.junhui @ 2016-11-01  3:12 UTC (permalink / raw)
  To: Christophe Varoqui; +Cc: zhang.kai16, tang.junhui, dm-devel, huang.wei56


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Hello Christophe,

This issue affects the accuracy of regular matching,
and the patch bellow had been reviewed by Hannes,
Can you merge it to Opensvc?

Thanks
Tang


On 10/14/2016 04:03 AM, huang.wei56@zte.com.cn wrote:
> From: "wei.huang" <huang.wei56@zte.com.cn>
> 
> Problem:
> when we configure a device like vendor, product, revision all null in 
multipath.conf, hwe_regmatch always return 0.
> 
> Reasons:
> \!hwe2->vendor, \!hwe2->product and \!hwe2->revision are all true.
> 
> Signed-off-by: wei.huang <huang.wei56@zte.com.cn>
> ---
>  libmultipath/config.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/libmultipath/config.c b/libmultipath/config.c
> index a48b8af..d99cd75 100644
> --- a/libmultipath/config.c
> +++ b/libmultipath/config.c
> @@ -80,7 +80,8 @@ hwe_regmatch (struct hwentry *hwe1, struct hwentry 
*hwe2)
>                    regcomp(&rre, hwe1->revision, 
REG_EXTENDED|REG_NOSUB))
>                                goto out_pre;
> 
> -              if ((!hwe1->vendor || !hwe2->vendor ||
> +              if ((hwe2->vendor || hwe2->product || hwe2->revision) &&
> +                  (!hwe1->vendor || !hwe2->vendor ||
>                     !regexec(&vre, hwe2->vendor, 0, NULL, 0)) &&
>                    (!hwe1->product || !hwe2->product ||
>                     !regexec(&pre, hwe2->product, 0, NULL, 0)) &&
> 
Good point.

Reviewed-by: Hannes Reinecke <hare@suse.com>

Cheers,

Hannes
-- 
Dr. Hannes Reinecke                                 Teamlead Storage & 
Networking
hare@suse.de +49 911 74053 688
SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg
GF: F. Imend?rffer, J. Smithard, J. Guild, D. Upmanyu, G. Norton
HRB 21284 (AG Nürnberg)

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^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH] hwe_regmatch: match error
  2016-11-01  3:12 ` [PATCH] hwe_regmatch: match error tang.junhui
@ 2016-11-01 16:05   ` Benjamin Marzinski
  2016-11-03 13:44     ` Christophe Varoqui
  0 siblings, 1 reply; 5+ messages in thread
From: Benjamin Marzinski @ 2016-11-01 16:05 UTC (permalink / raw)
  To: tang.junhui; +Cc: dm-devel, huang.wei56, zhang.kai16

On Tue, Nov 01, 2016 at 11:12:46AM +0800, tang.junhui@zte.com.cn wrote:
>    Hello Christophe,

ACK

-Ben

> 
>    This issue affects the accuracy of regular matching,
>    and the patch bellow had been reviewed by Hannes,
>    Can you merge it to Opensvc?
> 
>    Thanks
>    Tang
> 
>    On 10/14/2016 04:03 AM, huang.wei56@zte.com.cn wrote:
>    > From: "wei.huang" <huang.wei56@zte.com.cn>
>    >
>    > Problem:
>    > when we configure a device like vendor, product, revision all null in
>    multipath.conf, hwe_regmatch always return 0.
>    >
>    > Reasons:
>    > \!hwe2->vendor, \!hwe2->product and \!hwe2->revision are all true.
>    >
>    > Signed-off-by: wei.huang <huang.wei56@zte.com.cn>
>    > ---
>    >  libmultipath/config.c | 3 ++-
>    >  1 file changed, 2 insertions(+), 1 deletion(-)
>    >
>    > diff --git a/libmultipath/config.c b/libmultipath/config.c
>    > index a48b8af..d99cd75 100644
>    > --- a/libmultipath/config.c
>    > +++ b/libmultipath/config.c
>    > @@ -80,7 +80,8 @@ hwe_regmatch (struct hwentry *hwe1, struct hwentry
>    *hwe2)
>    >                       regcomp(&rre, hwe1->revision,
>    REG_EXTENDED|REG_NOSUB))
>    >                                    goto out_pre;
>    >  
>    > -                 if ((!hwe1->vendor || !hwe2->vendor ||
>    > +                 if ((hwe2->vendor || hwe2->product || hwe2->revision)
>    &&
>    > +                     (!hwe1->vendor || !hwe2->vendor ||
>    >                        !regexec(&vre, hwe2->vendor, 0, NULL, 0)) &&
>    >                       (!hwe1->product || !hwe2->product ||
>    >                        !regexec(&pre, hwe2->product, 0, NULL, 0)) &&
>    >
>    Good point.
> 
>    Reviewed-by: Hannes Reinecke <hare@suse.com>
> 
>    Cheers,
> 
>    Hannes
>    --
>    Dr. Hannes Reinecke                                     Teamlead Storage &
>    Networking
>    hare@suse.de                                                              
>       +49 911 74053 688
>    SUSE LINUX GmbH, Maxfeldstr. 5, 90409 N��rnberg
>    GF: F. Imend?rffer, J. Smithard, J. Guild, D. Upmanyu, G. Norton
>    HRB 21284 (AG N��rnberg)

--
dm-devel mailing list
dm-devel@redhat.com
https://www.redhat.com/mailman/listinfo/dm-devel

^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH] hwe_regmatch: match error
  2016-11-01 16:05   ` Benjamin Marzinski
@ 2016-11-03 13:44     ` Christophe Varoqui
  0 siblings, 0 replies; 5+ messages in thread
From: Christophe Varoqui @ 2016-11-03 13:44 UTC (permalink / raw)
  To: Benjamin Marzinski
  Cc: zhang.kai16, device-mapper development, huang.wei56, tang.junhui


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Merged.
Thanks.

On Tue, Nov 1, 2016 at 5:05 PM, Benjamin Marzinski <bmarzins@redhat.com>
wrote:

> On Tue, Nov 01, 2016 at 11:12:46AM +0800, tang.junhui@zte.com.cn wrote:
> >    Hello Christophe,
>
> ACK
>
> -Ben
>
> >
> >    This issue affects the accuracy of regular matching,
> >    and the patch bellow had been reviewed by Hannes,
> >    Can you merge it to Opensvc?
> >
> >    Thanks
> >    Tang
> >
> >    On 10/14/2016 04:03 AM, huang.wei56@zte.com.cn wrote:
> >    > From: "wei.huang" <huang.wei56@zte.com.cn>
> >    >
> >    > Problem:
> >    > when we configure a device like vendor, product, revision all null
> in
> >    multipath.conf, hwe_regmatch always return 0.
> >    >
> >    > Reasons:
> >    > \!hwe2->vendor, \!hwe2->product and \!hwe2->revision are all true.
> >    >
> >    > Signed-off-by: wei.huang <huang.wei56@zte.com.cn>
> >    > ---
> >    >  libmultipath/config.c | 3 ++-
> >    >  1 file changed, 2 insertions(+), 1 deletion(-)
> >    >
> >    > diff --git a/libmultipath/config.c b/libmultipath/config.c
> >    > index a48b8af..d99cd75 100644
> >    > --- a/libmultipath/config.c
> >    > +++ b/libmultipath/config.c
> >    > @@ -80,7 +80,8 @@ hwe_regmatch (struct hwentry *hwe1, struct hwentry
> >    *hwe2)
> >    >                       regcomp(&rre, hwe1->revision,
> >    REG_EXTENDED|REG_NOSUB))
> >    >                                    goto out_pre;
> >    >
> >    > -                 if ((!hwe1->vendor || !hwe2->vendor ||
> >    > +                 if ((hwe2->vendor || hwe2->product ||
> hwe2->revision)
> >    &&
> >    > +                     (!hwe1->vendor || !hwe2->vendor ||
> >    >                        !regexec(&vre, hwe2->vendor, 0, NULL, 0)) &&
> >    >                       (!hwe1->product || !hwe2->product ||
> >    >                        !regexec(&pre, hwe2->product, 0, NULL, 0)) &&
> >    >
> >    Good point.
> >
> >    Reviewed-by: Hannes Reinecke <hare@suse.com>
> >
> >    Cheers,
> >
> >    Hannes
> >    --
> >    Dr. Hannes Reinecke                                     Teamlead
> Storage &
> >    Networking
> >    hare@suse.de
>
> >       +49 911 74053 688
> >    SUSE LINUX GmbH, Maxfeldstr. 5, 90409 N��rnberg
> >    GF: F. Imend?rffer, J. Smithard, J. Guild, D. Upmanyu, G. Norton
> >    HRB 21284 (AG N��rnberg)
>

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^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH] hwe_regmatch: match error
  2016-10-14  2:03 huang.wei56
@ 2016-10-14  6:00 ` Hannes Reinecke
  0 siblings, 0 replies; 5+ messages in thread
From: Hannes Reinecke @ 2016-10-14  6:00 UTC (permalink / raw)
  To: huang.wei56, Christophe Varoqui; +Cc: zhang.kai16, dm-devel, tang.junhui

On 10/14/2016 04:03 AM, huang.wei56@zte.com.cn wrote:
> From: "wei.huang" <huang.wei56@zte.com.cn>
> 
> Problem:
> when we configure a device like vendor, product, revision all null in multipath.conf, hwe_regmatch always return 0.
> 
> Reasons:
> \!hwe2->vendor, \!hwe2->product and \!hwe2->revision are all true.
> 
> Signed-off-by: wei.huang <huang.wei56@zte.com.cn>
> ---
>  libmultipath/config.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/libmultipath/config.c b/libmultipath/config.c
> index a48b8af..d99cd75 100644
> --- a/libmultipath/config.c
> +++ b/libmultipath/config.c
> @@ -80,7 +80,8 @@ hwe_regmatch (struct hwentry *hwe1, struct hwentry *hwe2)
>  	    regcomp(&rre, hwe1->revision, REG_EXTENDED|REG_NOSUB))
>  		goto out_pre;
>  
> -	if ((!hwe1->vendor || !hwe2->vendor ||
> +	if ((hwe2->vendor || hwe2->product || hwe2->revision) &&
> +	    (!hwe1->vendor || !hwe2->vendor ||
>  	     !regexec(&vre, hwe2->vendor, 0, NULL, 0)) &&
>  	    (!hwe1->product || !hwe2->product ||
>  	     !regexec(&pre, hwe2->product, 0, NULL, 0)) &&
> 
Good point.

Reviewed-by: Hannes Reinecke <hare@suse.com>

Cheers,

Hannes
-- 
Dr. Hannes Reinecke		   Teamlead Storage & Networking
hare@suse.de			               +49 911 74053 688
SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg
GF: F. Imendörffer, J. Smithard, J. Guild, D. Upmanyu, G. Norton
HRB 21284 (AG Nürnberg)

^ permalink raw reply	[flat|nested] 5+ messages in thread

* [PATCH] hwe_regmatch: match error
@ 2016-10-14  2:03 huang.wei56
  2016-10-14  6:00 ` Hannes Reinecke
  0 siblings, 1 reply; 5+ messages in thread
From: huang.wei56 @ 2016-10-14  2:03 UTC (permalink / raw)
  To: Christophe Varoqui; +Cc: tang.junhui, wei.huang, zhang.kai16, dm-devel

From: "wei.huang" <huang.wei56@zte.com.cn>

Problem:
when we configure a device like vendor, product, revision all null in multipath.conf, hwe_regmatch always return 0.

Reasons:
\!hwe2->vendor, \!hwe2->product and \!hwe2->revision are all true.

Signed-off-by: wei.huang <huang.wei56@zte.com.cn>
---
 libmultipath/config.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/libmultipath/config.c b/libmultipath/config.c
index a48b8af..d99cd75 100644
--- a/libmultipath/config.c
+++ b/libmultipath/config.c
@@ -80,7 +80,8 @@ hwe_regmatch (struct hwentry *hwe1, struct hwentry *hwe2)
 	    regcomp(&rre, hwe1->revision, REG_EXTENDED|REG_NOSUB))
 		goto out_pre;
 
-	if ((!hwe1->vendor || !hwe2->vendor ||
+	if ((hwe2->vendor || hwe2->product || hwe2->revision) &&
+	    (!hwe1->vendor || !hwe2->vendor ||
 	     !regexec(&vre, hwe2->vendor, 0, NULL, 0)) &&
 	    (!hwe1->product || !hwe2->product ||
 	     !regexec(&pre, hwe2->product, 0, NULL, 0)) &&
-- 
2.8.1.windows.1

^ permalink raw reply related	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2016-11-03 13:44 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
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     [not found] <OF7CB3362D.2C97E5BB-ON4825805E.00108B17-4825805E.0010903E@LocalDomain>
2016-11-01  3:12 ` [PATCH] hwe_regmatch: match error tang.junhui
2016-11-01 16:05   ` Benjamin Marzinski
2016-11-03 13:44     ` Christophe Varoqui
2016-10-14  2:03 huang.wei56
2016-10-14  6:00 ` Hannes Reinecke

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