netdev - Re: [PATCH 1/1] net/rds: suppress page allocation failure error in recv buffer refill

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Message-ID: <733882f3-9bd5-8fe4-5d70-ec197455257e@oracle.com>
Date:   Fri, 2 Oct 2020 13:10:36 -0700
From:   santosh.shilimkar@...cle.com
To:     Manjunath Patil <manjunath.b.patil@...cle.com>
Cc:     netdev@...r.kernel.org, linux-rdma@...r.kernel.org,
        aruna.ramakrishna@...cle.com, rama.nichanamatlu@...cle.com
Subject: Re: [PATCH 1/1] net/rds: suppress page allocation failure error in
 recv buffer refill

On 10/2/20 1:05 PM, Manjunath Patil wrote:
> RDS/IB tries to refill the recv buffer in softirq context using
> GFP_NOWAIT flag. However alloc failure is handled by queueing a work to
> refill the recv buffer with GFP_KERNEL flag. This means failure to
> allocate with GFP_NOWAIT isn't fatal. Do not print the PAF warnings if
> softirq context fails to refill the recv buffer, instead print rate
> limited warnings.
> 
> Signed-off-by: Manjunath Patil <manjunath.b.patil@...cle.com>
> Reviewed-by: Aruna Ramakrishna <aruna.ramakrishna@...cle.com>
> ---
Thanks for the updated version. Whenever you send updated patch,
you should add version so that it helps for archiving as well as
review.

Acked-by: Santosh Shilimkar <santosh.shilimkar@...cle.com>