[Xen-devel] [PATCH] argo: suppress select logging messages

[Xen-devel] [PATCH] argo: suppress select logging messages

[Nicholas Tsirakis]

Some logging messages made more sense as argo debug
logs rather than standard Xen logs. Use argo_dprintk
to only print this info if argo DEBUG is enabled.

Signed-off-by: Nicholas Tsirakis <tsirakisn@ainfosec.com>
---
 xen/common/argo.c | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/xen/common/argo.c b/xen/common/argo.c
index c8f4302963..59b655f4c8 100644
--- a/xen/common/argo.c
+++ b/xen/common/argo.c
@@ -1456,7 +1456,7 @@ find_ring_mfns(struct domain *d, struct argo_ring_info *ring_info,
     if ( ring_info->mfns )
     {
         /* Ring already existed: drop the previous mapping. */
-        gprintk(XENLOG_INFO, "argo: vm%u re-register existing ring "
+        argo_dprintk("argo: vm%u re-register existing ring "
                 "(vm%u:%x vm%u) clears mapping\n",
                 d->domain_id, ring_info->id.domain_id,
                 ring_info->id.aport, ring_info->id.partner_id);
@@ -1516,7 +1516,7 @@ find_ring_mfns(struct domain *d, struct argo_ring_info *ring_info,
     {
         ASSERT(ring_info->nmfns == NPAGES_RING(len));
 
-        gprintk(XENLOG_DEBUG, "argo: vm%u ring (vm%u:%x vm%u) %p "
+        argo_dprintk("argo: vm%u ring (vm%u:%x vm%u) %p "
                 "mfn_mapping %p len %u nmfns %u\n",
                 d->domain_id, ring_info->id.domain_id,
                 ring_info->id.aport, ring_info->id.partner_id, ring_info,
@@ -1730,7 +1730,7 @@ register_ring(struct domain *currd,
         list_add(&ring_info->node,
                  &currd->argo->ring_hash[hash_index(&ring_info->id)]);
 
-        gprintk(XENLOG_DEBUG, "argo: vm%u registering ring (vm%u:%x vm%u)\n",
+        argo_dprintk("argo: vm%u registering ring (vm%u:%x vm%u)\n",
                 currd->domain_id, ring_id.domain_id, ring_id.aport,
                 ring_id.partner_id);
     }
@@ -1770,8 +1770,7 @@ register_ring(struct domain *currd,
             goto out_unlock2;
         }
 
-        gprintk(XENLOG_DEBUG,
-                "argo: vm%u re-registering existing ring (vm%u:%x vm%u)\n",
+        argo_dprintk("argo: vm%u re-registering existing ring (vm%u:%x vm%u)\n",
                 currd->domain_id, ring_id.domain_id, ring_id.aport,
                 ring_id.partner_id);
     }
-- 
2.17.1


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Re: [Xen-devel] [PATCH] argo: suppress select logging messages

[Christopher Clark]

On Tue, Jun 18, 2019 at 1:10 PM Nicholas Tsirakis
<niko.tsirakis@gmail.com> wrote:
>
> Some logging messages made more sense as argo debug
> logs rather than standard Xen logs. Use argo_dprintk
> to only print this info if argo DEBUG is enabled.
>
> Signed-off-by: Nicholas Tsirakis <tsirakisn@ainfosec.com>
Reviewed-by: Christopher Clark <christopher.w.clark@gmail.com>

> ---
>  xen/common/argo.c | 9 ++++-----
>  1 file changed, 4 insertions(+), 5 deletions(-)
>
> diff --git a/xen/common/argo.c b/xen/common/argo.c
> index c8f4302963..59b655f4c8 100644
> --- a/xen/common/argo.c
> +++ b/xen/common/argo.c
> @@ -1456,7 +1456,7 @@ find_ring_mfns(struct domain *d, struct argo_ring_info *ring_info,
>      if ( ring_info->mfns )
>      {
>          /* Ring already existed: drop the previous mapping. */
> -        gprintk(XENLOG_INFO, "argo: vm%u re-register existing ring "
> +        argo_dprintk("argo: vm%u re-register existing ring "
>                  "(vm%u:%x vm%u) clears mapping\n",
>                  d->domain_id, ring_info->id.domain_id,
>                  ring_info->id.aport, ring_info->id.partner_id);
> @@ -1516,7 +1516,7 @@ find_ring_mfns(struct domain *d, struct argo_ring_info *ring_info,
>      {
>          ASSERT(ring_info->nmfns == NPAGES_RING(len));
>
> -        gprintk(XENLOG_DEBUG, "argo: vm%u ring (vm%u:%x vm%u) %p "
> +        argo_dprintk("argo: vm%u ring (vm%u:%x vm%u) %p "
>                  "mfn_mapping %p len %u nmfns %u\n",
>                  d->domain_id, ring_info->id.domain_id,
>                  ring_info->id.aport, ring_info->id.partner_id, ring_info,
> @@ -1730,7 +1730,7 @@ register_ring(struct domain *currd,
>          list_add(&ring_info->node,
>                   &currd->argo->ring_hash[hash_index(&ring_info->id)]);
>
> -        gprintk(XENLOG_DEBUG, "argo: vm%u registering ring (vm%u:%x vm%u)\n",
> +        argo_dprintk("argo: vm%u registering ring (vm%u:%x vm%u)\n",
>                  currd->domain_id, ring_id.domain_id, ring_id.aport,
>                  ring_id.partner_id);
>      }
> @@ -1770,8 +1770,7 @@ register_ring(struct domain *currd,
>              goto out_unlock2;
>          }
>
> -        gprintk(XENLOG_DEBUG,
> -                "argo: vm%u re-registering existing ring (vm%u:%x vm%u)\n",
> +        argo_dprintk("argo: vm%u re-registering existing ring (vm%u:%x vm%u)\n",
>                  currd->domain_id, ring_id.domain_id, ring_id.aport,
>                  ring_id.partner_id);
>      }
> --
> 2.17.1
>

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