[dpdk-dev,v5,2/6] librte_table: fix acl lookup function

Message ID 1504802598-27296-3-git-send-email-bernard.iremonger@intel.com (mailing list archive)
State Superseded, archived
Headers

Checks

Context Check Description
ci/checkpatch success coding style OK
ci/Intel-compilation success Compilation OK

Commit Message

Iremonger, Bernard Sept. 7, 2017, 4:43 p.m. UTC
  The rte_table_acl_lookup() function was returning data from acl_memory
instead of acl_rule_memory.

Fixes: 166923eb2f78 ("table: ACL")
Cc: stable@dpdk.org

Signed-off-by: Bernard Iremonger <bernard.iremonger@intel.com>
---
 lib/librte_table/rte_table_acl.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
  

Comments

Cristian Dumitrescu Sept. 20, 2017, 12:24 p.m. UTC | #1
> -----Original Message-----
> From: Iremonger, Bernard
> Sent: Thursday, September 7, 2017 5:43 PM
> To: dev@dpdk.org; Yigit, Ferruh <ferruh.yigit@intel.com>; Ananyev,
> Konstantin <konstantin.ananyev@intel.com>; Dumitrescu, Cristian
> <cristian.dumitrescu@intel.com>; adrien.mazarguil@6wind.com
> Cc: Iremonger, Bernard <bernard.iremonger@intel.com>; stable@dpdk.org
> Subject: [PATCH v5 2/6] librte_table: fix acl lookup function
> 
> The rte_table_acl_lookup() function was returning data from acl_memory
> instead of acl_rule_memory.
> 
> Fixes: 166923eb2f78 ("table: ACL")
> Cc: stable@dpdk.org
> 
> Signed-off-by: Bernard Iremonger <bernard.iremonger@intel.com>
> ---
>  lib/librte_table/rte_table_acl.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/lib/librte_table/rte_table_acl.c b/lib/librte_table/rte_table_acl.c
> index e84b437..258916d 100644
> --- a/lib/librte_table/rte_table_acl.c
> +++ b/lib/librte_table/rte_table_acl.c
> @@ -794,7 +794,7 @@ struct rte_table_acl {
>  		if (action_table_pos != 0) {
>  			pkts_out_mask |= pkt_mask;
>  			entries[pkt_pos] = (void *)
> -				&acl->memory[action_table_pos *
> +				&acl->acl_rule_memory[action_table_pos *
>  				acl->entry_size];
>  			rte_prefetch0(entries[pkt_pos]);
>  		}
> --
> 1.9.1

NACK

Existing code is correct, proposed code changes are wrong (for same reasons described in patch 1 of this patch set).
  
Iremonger, Bernard Sept. 29, 2017, 8:27 a.m. UTC | #2
Hi Cristian,

> -----Original Message-----
> From: Dumitrescu, Cristian
> Sent: Wednesday, September 20, 2017 1:24 PM
> To: Iremonger, Bernard <bernard.iremonger@intel.com>; dev@dpdk.org;
> Yigit, Ferruh <ferruh.yigit@intel.com>; Ananyev, Konstantin
> <konstantin.ananyev@intel.com>; adrien.mazarguil@6wind.com
> Cc: stable@dpdk.org
> Subject: RE: [PATCH v5 2/6] librte_table: fix acl lookup function
> 
> 
> 
> > -----Original Message-----
> > From: Iremonger, Bernard
> > Sent: Thursday, September 7, 2017 5:43 PM
> > To: dev@dpdk.org; Yigit, Ferruh <ferruh.yigit@intel.com>; Ananyev,
> > Konstantin <konstantin.ananyev@intel.com>; Dumitrescu, Cristian
> > <cristian.dumitrescu@intel.com>; adrien.mazarguil@6wind.com
> > Cc: Iremonger, Bernard <bernard.iremonger@intel.com>;
> stable@dpdk.org
> > Subject: [PATCH v5 2/6] librte_table: fix acl lookup function
> >
> > The rte_table_acl_lookup() function was returning data from acl_memory
> > instead of acl_rule_memory.
> >
> > Fixes: 166923eb2f78 ("table: ACL")
> > Cc: stable@dpdk.org
> >
> > Signed-off-by: Bernard Iremonger <bernard.iremonger@intel.com>
> > ---
> >  lib/librte_table/rte_table_acl.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/lib/librte_table/rte_table_acl.c
> > b/lib/librte_table/rte_table_acl.c
> > index e84b437..258916d 100644
> > --- a/lib/librte_table/rte_table_acl.c
> > +++ b/lib/librte_table/rte_table_acl.c
> > @@ -794,7 +794,7 @@ struct rte_table_acl {
> >  		if (action_table_pos != 0) {
> >  			pkts_out_mask |= pkt_mask;
> >  			entries[pkt_pos] = (void *)
> > -				&acl->memory[action_table_pos *
> > +				&acl->acl_rule_memory[action_table_pos *
> >  				acl->entry_size];
> >  			rte_prefetch0(entries[pkt_pos]);
> >  		}
> > --
> > 1.9.1
> 
> NACK
> 
> Existing code is correct, proposed code changes are wrong (for same reasons
> described in patch 1 of this patch set).

I will drop this patch and send a v6 patch set.

Regards,

Bernard.
  

Patch

diff --git a/lib/librte_table/rte_table_acl.c b/lib/librte_table/rte_table_acl.c
index e84b437..258916d 100644
--- a/lib/librte_table/rte_table_acl.c
+++ b/lib/librte_table/rte_table_acl.c
@@ -794,7 +794,7 @@  struct rte_table_acl {
 		if (action_table_pos != 0) {
 			pkts_out_mask |= pkt_mask;
 			entries[pkt_pos] = (void *)
-				&acl->memory[action_table_pos *
+				&acl->acl_rule_memory[action_table_pos *
 				acl->entry_size];
 			rte_prefetch0(entries[pkt_pos]);
 		}