diff mbox series

[2/2] drm/i915: Ratelimit debug log in vm_fault_ttm

Message ID 20230117115350.1071-2-nirmoy.das@intel.com (mailing list archive)
State New, archived
Headers show
Series [1/2] drm/print: Add drm_dbg_ratelimited | expand

Commit Message

Nirmoy Das Jan. 17, 2023, 11:53 a.m. UTC 
Test like i915_gem_mman_live_selftests/igt_mmap_migrate can cause
dmesg spamming. Use ratelimit api to reduce log rate.

References: https://gitlab.freedesktop.org/drm/intel/-/issues/7038
Cc: Matthew Auld <matthew.auld@intel.com>

Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Signed-off-by: Nirmoy Das <nirmoy.das@intel.com>
---
 drivers/gpu/drm/i915/gem/i915_gem_ttm.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

Comments

Andrzej Hajda Jan. 17, 2023, 11:59 a.m. UTC | #1 
On 17.01.2023 12:53, Nirmoy Das wrote:
> Test like i915_gem_mman_live_selftests/igt_mmap_migrate can cause
> dmesg spamming. Use ratelimit api to reduce log rate.
> 
> References: https://gitlab.freedesktop.org/drm/intel/-/issues/7038
> Cc: Matthew Auld <matthew.auld@intel.com>
> 
> Reviewed-by: Matthew Auld <matthew.auld@intel.com>
> Signed-off-by: Nirmoy Das <nirmoy.das@intel.com>

Reviewed-by: Andrzej Hajda <andrzej.hajda@intel.com>

Regards
Andrzej

> ---
>   drivers/gpu/drm/i915/gem/i915_gem_ttm.c | 5 +++--
>   1 file changed, 3 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/gem/i915_gem_ttm.c b/drivers/gpu/drm/i915/gem/i915_gem_ttm.c
> index 8cfed1bef629..25294ddbee46 100644
> --- a/drivers/gpu/drm/i915/gem/i915_gem_ttm.c
> +++ b/drivers/gpu/drm/i915/gem/i915_gem_ttm.c
> @@ -1077,8 +1077,9 @@ static vm_fault_t vm_fault_ttm(struct vm_fault *vmf)
>   		}
>   
>   		if (err) {
> -			drm_dbg(dev, "Unable to make resource CPU accessible(err = %pe)\n",
> -				ERR_PTR(err));
> +			drm_dbg_ratelimited(dev,
> +					    "Unable to make resource CPU accessible(err = %pe)\n",
> +					    ERR_PTR(err));
>   			dma_resv_unlock(bo->base.resv);
>   			ret = VM_FAULT_SIGBUS;
>   			goto out_rpm;
Andi Shyti Jan. 17, 2023, 1:56 p.m. UTC | #2 
Hi Nirmoy,

On Tue, Jan 17, 2023 at 12:53:50PM +0100, Nirmoy Das wrote:
> Test like i915_gem_mman_live_selftests/igt_mmap_migrate can cause
> dmesg spamming. Use ratelimit api to reduce log rate.
> 
> References: https://gitlab.freedesktop.org/drm/intel/-/issues/7038
> Cc: Matthew Auld <matthew.auld@intel.com>
> 
> Reviewed-by: Matthew Auld <matthew.auld@intel.com>
> Signed-off-by: Nirmoy Das <nirmoy.das@intel.com>

Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com>

Thanks,
Andi

> ---
>  drivers/gpu/drm/i915/gem/i915_gem_ttm.c | 5 +++--
>  1 file changed, 3 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/gem/i915_gem_ttm.c b/drivers/gpu/drm/i915/gem/i915_gem_ttm.c
> index 8cfed1bef629..25294ddbee46 100644
> --- a/drivers/gpu/drm/i915/gem/i915_gem_ttm.c
> +++ b/drivers/gpu/drm/i915/gem/i915_gem_ttm.c
> @@ -1077,8 +1077,9 @@ static vm_fault_t vm_fault_ttm(struct vm_fault *vmf)
>  		}
>  
>  		if (err) {
> -			drm_dbg(dev, "Unable to make resource CPU accessible(err = %pe)\n",
> -				ERR_PTR(err));
> +			drm_dbg_ratelimited(dev,
> +					    "Unable to make resource CPU accessible(err = %pe)\n",
> +					    ERR_PTR(err));
>  			dma_resv_unlock(bo->base.resv);
>  			ret = VM_FAULT_SIGBUS;
>  			goto out_rpm;
> -- 
> 2.39.0
diff mbox series

Patch

diff --git a/drivers/gpu/drm/i915/gem/i915_gem_ttm.c b/drivers/gpu/drm/i915/gem/i915_gem_ttm.c
index 8cfed1bef629..25294ddbee46 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_ttm.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_ttm.c
@@ -1077,8 +1077,9 @@  static vm_fault_t vm_fault_ttm(struct vm_fault *vmf)
 		}
 
 		if (err) {
-			drm_dbg(dev, "Unable to make resource CPU accessible(err = %pe)\n",
-				ERR_PTR(err));
+			drm_dbg_ratelimited(dev,
+					    "Unable to make resource CPU accessible(err = %pe)\n",
+					    ERR_PTR(err));
 			dma_resv_unlock(bo->base.resv);
 			ret = VM_FAULT_SIGBUS;
 			goto out_rpm;