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* [PATCH] RDMA/rtrs-clt: Fix the initial value of min_latency
@ 2021-11-24  8:10 Jack Wang
  2021-11-24  8:56 ` Guoqing Jiang
  2021-11-25 17:37 ` Jason Gunthorpe
  0 siblings, 2 replies; 4+ messages in thread
From: Jack Wang @ 2021-11-24  8:10 UTC (permalink / raw)
  To: linux-rdma; +Cc: bvanassche, leon, dledford, jgg, haris.iqbal

The type of min_latency is ktime_t, so use KTIME_MAX to initialize
the initial value.

Fixes: dc3b66a0ce70 ("RDMA/rtrs-clt: Add a minimum latency multipath policy")
Signed-off-by: Jack Wang <jinpu.wang@ionos.com>
---
 drivers/infiniband/ulp/rtrs/rtrs-clt.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/infiniband/ulp/rtrs/rtrs-clt.c b/drivers/infiniband/ulp/rtrs/rtrs-clt.c
index 15c0077dd27e..e39709dee179 100644
--- a/drivers/infiniband/ulp/rtrs/rtrs-clt.c
+++ b/drivers/infiniband/ulp/rtrs/rtrs-clt.c
@@ -867,7 +867,7 @@ static struct rtrs_clt_sess *get_next_path_min_latency(struct path_it *it)
 	struct rtrs_clt_sess *min_path = NULL;
 	struct rtrs_clt *clt = it->clt;
 	struct rtrs_clt_sess *sess;
-	ktime_t min_latency = INT_MAX;
+	ktime_t min_latency = KTIME_MAX;
 	ktime_t latency;
 
 	list_for_each_entry_rcu(sess, &clt->paths_list, s.entry) {
-- 
2.25.1


^ permalink raw reply related	[flat|nested] 4+ messages in thread

* Re: [PATCH] RDMA/rtrs-clt: Fix the initial value of min_latency
  2021-11-24  8:10 [PATCH] RDMA/rtrs-clt: Fix the initial value of min_latency Jack Wang
@ 2021-11-24  8:56 ` Guoqing Jiang
  2021-11-24  9:05   ` Jinpu Wang
  2021-11-25 17:37 ` Jason Gunthorpe
  1 sibling, 1 reply; 4+ messages in thread
From: Guoqing Jiang @ 2021-11-24  8:56 UTC (permalink / raw)
  To: Jack Wang, linux-rdma; +Cc: bvanassche, leon, dledford, jgg, haris.iqbal



On 11/24/21 4:10 PM, Jack Wang wrote:
> The type of min_latency is ktime_t, so use KTIME_MAX to initialize
> the initial value.
>
> Fixes: dc3b66a0ce70 ("RDMA/rtrs-clt: Add a minimum latency multipath policy")
> Signed-off-by: Jack Wang<jinpu.wang@ionos.com>
> ---
>   drivers/infiniband/ulp/rtrs/rtrs-clt.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/infiniband/ulp/rtrs/rtrs-clt.c b/drivers/infiniband/ulp/rtrs/rtrs-clt.c
> index 15c0077dd27e..e39709dee179 100644
> --- a/drivers/infiniband/ulp/rtrs/rtrs-clt.c
> +++ b/drivers/infiniband/ulp/rtrs/rtrs-clt.c
> @@ -867,7 +867,7 @@ static struct rtrs_clt_sess *get_next_path_min_latency(struct path_it *it)
>   	struct rtrs_clt_sess *min_path = NULL;
>   	struct rtrs_clt *clt = it->clt;
>   	struct rtrs_clt_sess *sess;
> -	ktime_t min_latency = INT_MAX;
> +	ktime_t min_latency = KTIME_MAX;
>   	ktime_t latency;
>   
>   	list_for_each_entry_rcu(sess, &clt->paths_list, s.entry) {

LGTM.

Reviewed-by: Guoqing Jiang <Guoqing.Jiang@linux.dev>

Thanks,
Guoqing

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [PATCH] RDMA/rtrs-clt: Fix the initial value of min_latency
  2021-11-24  8:56 ` Guoqing Jiang
@ 2021-11-24  9:05   ` Jinpu Wang
  0 siblings, 0 replies; 4+ messages in thread
From: Jinpu Wang @ 2021-11-24  9:05 UTC (permalink / raw)
  To: Guoqing Jiang; +Cc: linux-rdma, bvanassche, leon, dledford, jgg, haris.iqbal

On Wed, Nov 24, 2021 at 9:56 AM Guoqing Jiang <guoqing.jiang@linux.dev> wrote:
>
>
>
> On 11/24/21 4:10 PM, Jack Wang wrote:
> > The type of min_latency is ktime_t, so use KTIME_MAX to initialize
> > the initial value.
> >
> > Fixes: dc3b66a0ce70 ("RDMA/rtrs-clt: Add a minimum latency multipath policy")
> > Signed-off-by: Jack Wang<jinpu.wang@ionos.com>
> > ---
> >   drivers/infiniband/ulp/rtrs/rtrs-clt.c | 2 +-
> >   1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/drivers/infiniband/ulp/rtrs/rtrs-clt.c b/drivers/infiniband/ulp/rtrs/rtrs-clt.c
> > index 15c0077dd27e..e39709dee179 100644
> > --- a/drivers/infiniband/ulp/rtrs/rtrs-clt.c
> > +++ b/drivers/infiniband/ulp/rtrs/rtrs-clt.c
> > @@ -867,7 +867,7 @@ static struct rtrs_clt_sess *get_next_path_min_latency(struct path_it *it)
> >       struct rtrs_clt_sess *min_path = NULL;
> >       struct rtrs_clt *clt = it->clt;
> >       struct rtrs_clt_sess *sess;
> > -     ktime_t min_latency = INT_MAX;
> > +     ktime_t min_latency = KTIME_MAX;
> >       ktime_t latency;
> >
> >       list_for_each_entry_rcu(sess, &clt->paths_list, s.entry) {
>
> LGTM.
>
> Reviewed-by: Guoqing Jiang <Guoqing.Jiang@linux.dev>
Thank you for the quick review!
>
> Thanks,
> Guoqing

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [PATCH] RDMA/rtrs-clt: Fix the initial value of min_latency
  2021-11-24  8:10 [PATCH] RDMA/rtrs-clt: Fix the initial value of min_latency Jack Wang
  2021-11-24  8:56 ` Guoqing Jiang
@ 2021-11-25 17:37 ` Jason Gunthorpe
  1 sibling, 0 replies; 4+ messages in thread
From: Jason Gunthorpe @ 2021-11-25 17:37 UTC (permalink / raw)
  To: Jack Wang; +Cc: linux-rdma, bvanassche, leon, dledford, haris.iqbal

On Wed, Nov 24, 2021 at 09:10:40AM +0100, Jack Wang wrote:
> The type of min_latency is ktime_t, so use KTIME_MAX to initialize
> the initial value.
> 
> Fixes: dc3b66a0ce70 ("RDMA/rtrs-clt: Add a minimum latency multipath policy")
> Signed-off-by: Jack Wang <jinpu.wang@ionos.com>
> Reviewed-by: Guoqing Jiang <Guoqing.Jiang@linux.dev>
> ---
>  drivers/infiniband/ulp/rtrs/rtrs-clt.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Applied to for-next, thanks

Jason

^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2021-11-25 17:40 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
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2021-11-24  8:10 [PATCH] RDMA/rtrs-clt: Fix the initial value of min_latency Jack Wang
2021-11-24  8:56 ` Guoqing Jiang
2021-11-24  9:05   ` Jinpu Wang
2021-11-25 17:37 ` Jason Gunthorpe

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