vdpa/mlx5: return correct error code after rte_intr_instance_alloc failed
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Commit Message
From: newsky647 <835703180@qq.com>
After function rte_intr_instance_alloc failed, we should return ENOMEM
for error code.
Fixes: 5fe068bf7a2 ("vdpa/mlx5: reuse resources in reconfiguration")
Signed-off-by: newsky647 <835703180@qq.com>
---
drivers/vdpa/mlx5/mlx5_vdpa_event.c | 1 +
1 file changed, 1 insertion(+)
Comments
Hi newsky647,
On 6/12/22 16:09, 835703180@qq.com wrote:
> From: newsky647 <835703180@qq.com>
>
> After function rte_intr_instance_alloc failed, we should return ENOMEM
> for error code.
>
> Fixes: 5fe068bf7a2 ("vdpa/mlx5: reuse resources in reconfiguration")
>
> Signed-off-by: newsky647 <835703180@qq.com>
> ---
> drivers/vdpa/mlx5/mlx5_vdpa_event.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/vdpa/mlx5/mlx5_vdpa_event.c b/drivers/vdpa/mlx5/mlx5_vdpa_event.c
> index 7167a98db0..6223afaae8 100644
> --- a/drivers/vdpa/mlx5/mlx5_vdpa_event.c
> +++ b/drivers/vdpa/mlx5/mlx5_vdpa_event.c
> @@ -395,6 +395,7 @@ mlx5_vdpa_err_event_setup(struct mlx5_vdpa_priv *priv)
> rte_intr_instance_alloc(RTE_INTR_INSTANCE_F_SHARED);
> if (priv->err_intr_handle == NULL) {
> DRV_LOG(ERR, "Fail to allocate intr_handle");
> + rte_errno = ENOMEM;
> goto error;
> }
> if (rte_intr_fd_set(priv->err_intr_handle, priv->err_chnl->fd))
The patch looks good to me, but I would need your real name for the
sign-off.
Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
Thanks,
Maxime
Hi
I put here again the comment the putted on another version of this commit.
I saw it is already integrated but still not in master.
But please look.
From: Maxime Coquelin
> Hi newsky647,
>
> On 6/12/22 16:09, 835703180@qq.com wrote:
> > From: newsky647 <835703180@qq.com>
> >
> > After function rte_intr_instance_alloc failed, we should return ENOMEM
> > for error code.
> >
> > Fixes: 5fe068bf7a2 ("vdpa/mlx5: reuse resources in reconfiguration")
> >
> > Signed-off-by: newsky647 <835703180@qq.com>
> > ---
> > drivers/vdpa/mlx5/mlx5_vdpa_event.c | 1 +
> > 1 file changed, 1 insertion(+)
> >
> > diff --git a/drivers/vdpa/mlx5/mlx5_vdpa_event.c
> > b/drivers/vdpa/mlx5/mlx5_vdpa_event.c
> > index 7167a98db0..6223afaae8 100644
> > --- a/drivers/vdpa/mlx5/mlx5_vdpa_event.c
> > +++ b/drivers/vdpa/mlx5/mlx5_vdpa_event.c
> > @@ -395,6 +395,7 @@ mlx5_vdpa_err_event_setup(struct mlx5_vdpa_priv
> *priv)
> > rte_intr_instance_alloc(RTE_INTR_INSTANCE_F_SHARED);
> > if (priv->err_intr_handle == NULL) {
> > DRV_LOG(ERR, "Fail to allocate intr_handle");
> > + rte_errno = ENOMEM;
Shouldn't rte_intr_instance_alloc set it?
> > goto error;
> > }
> > if (rte_intr_fd_set(priv->err_intr_handle, priv->err_chnl->fd))
>
> The patch looks good to me, but I would need your real name for the sign-off.
>
> Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
>
> Thanks,
> Maxime
Hi Matan,
On 6/22/22 10:03, Matan Azrad wrote:
> Hi
>
> I put here again the comment the putted on another version of this commit.
>
> I saw it is already integrated but still not in master.
>
> But please look.
Thanks for the heads-up, I missed your initial comment.
> From: Maxime Coquelin
>> Hi newsky647,
>>
>> On 6/12/22 16:09, 835703180@qq.com wrote:
>>> From: newsky647 <835703180@qq.com>
>>>
>>> After function rte_intr_instance_alloc failed, we should return ENOMEM
>>> for error code.
>>>
>>> Fixes: 5fe068bf7a2 ("vdpa/mlx5: reuse resources in reconfiguration")
>>>
>>> Signed-off-by: newsky647 <835703180@qq.com>
>>> ---
>>> drivers/vdpa/mlx5/mlx5_vdpa_event.c | 1 +
>>> 1 file changed, 1 insertion(+)
>>>
>>> diff --git a/drivers/vdpa/mlx5/mlx5_vdpa_event.c
>>> b/drivers/vdpa/mlx5/mlx5_vdpa_event.c
>>> index 7167a98db0..6223afaae8 100644
>>> --- a/drivers/vdpa/mlx5/mlx5_vdpa_event.c
>>> +++ b/drivers/vdpa/mlx5/mlx5_vdpa_event.c
>>> @@ -395,6 +395,7 @@ mlx5_vdpa_err_event_setup(struct mlx5_vdpa_priv
>> *priv)
>>> rte_intr_instance_alloc(RTE_INTR_INSTANCE_F_SHARED);
>>> if (priv->err_intr_handle == NULL) {
>>> DRV_LOG(ERR, "Fail to allocate intr_handle");
>>> + rte_errno = ENOMEM;
>
> Shouldn't rte_intr_instance_alloc set it?
I think it makes sense, Thomas could you drop the patch while pulling my
branch? Or do you prefer I remove it directly from my tree?
Shiqi, can you send a new version of the patch taking Matan comment into
account?
Thanks,
Maxime
>>> goto error;
>>> }
>>> if (rte_intr_fd_set(priv->err_intr_handle, priv->err_chnl->fd))
>>
>> The patch looks good to me, but I would need your real name for the sign-off.
>>
>> Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
>>
>> Thanks,
>> Maxime
>
22/06/2022 10:11, Maxime Coquelin:
> >>> --- a/drivers/vdpa/mlx5/mlx5_vdpa_event.c
> >>> +++ b/drivers/vdpa/mlx5/mlx5_vdpa_event.c
> >>> @@ -395,6 +395,7 @@ mlx5_vdpa_err_event_setup(struct mlx5_vdpa_priv
> >> *priv)
> >>> rte_intr_instance_alloc(RTE_INTR_INSTANCE_F_SHARED);
> >>> if (priv->err_intr_handle == NULL) {
> >>> DRV_LOG(ERR, "Fail to allocate intr_handle");
> >>> + rte_errno = ENOMEM;
> >
> > Shouldn't rte_intr_instance_alloc set it?
>
> I think it makes sense, Thomas could you drop the patch while pulling my
> branch? Or do you prefer I remove it directly from my tree?
I'll drop it, no problem.
On 6/22/22 10:46, Thomas Monjalon wrote:
> 22/06/2022 10:11, Maxime Coquelin:
>>>>> --- a/drivers/vdpa/mlx5/mlx5_vdpa_event.c
>>>>> +++ b/drivers/vdpa/mlx5/mlx5_vdpa_event.c
>>>>> @@ -395,6 +395,7 @@ mlx5_vdpa_err_event_setup(struct mlx5_vdpa_priv
>>>> *priv)
>>>>> rte_intr_instance_alloc(RTE_INTR_INSTANCE_F_SHARED);
>>>>> if (priv->err_intr_handle == NULL) {
>>>>> DRV_LOG(ERR, "Fail to allocate intr_handle");
>>>>> + rte_errno = ENOMEM;
>>>
>>> Shouldn't rte_intr_instance_alloc set it?
>>
>> I think it makes sense, Thomas could you drop the patch while pulling my
>> branch? Or do you prefer I remove it directly from my tree?
>
> I'll drop it, no problem.
>
>
>
Thanks, I'll update its patchwork status to change requested
Maxime
@@ -395,6 +395,7 @@ mlx5_vdpa_err_event_setup(struct mlx5_vdpa_priv *priv)
rte_intr_instance_alloc(RTE_INTR_INSTANCE_F_SHARED);
if (priv->err_intr_handle == NULL) {
DRV_LOG(ERR, "Fail to allocate intr_handle");
+ rte_errno = ENOMEM;
goto error;
}
if (rte_intr_fd_set(priv->err_intr_handle, priv->err_chnl->fd))