From: Simon Horman <horms@kernel.org>
To: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Cc: s.shtylyov@omp.ru, davem@davemloft.net, edumazet@google.com,
kuba@kernel.org, pabeni@redhat.com, netdev@vger.kernel.org,
linux-renesas-soc@vger.kernel.org
Subject: Re: [PATCH net 0/2] net: renesas: rswitch: Fix a lot of redundant irq issue
Date: Wed, 13 Sep 2023 13:24:29 +0200 [thread overview]
Message-ID: <20230913112429.GQ401982@kernel.org> (raw)
In-Reply-To: <20230912014936.3175430-1-yoshihiro.shimoda.uh@renesas.com>
On Tue, Sep 12, 2023 at 10:49:34AM +0900, Yoshihiro Shimoda wrote:
> After this patch series was applied, a lot of redundant interrupts
> no longer occur.
>
> For example: when "iperf3 -c <ipaddr> -R" on R-Car S4-8 Spider
> Before the patches are applied: about 800,000 times happened
> After the patches were applied: about 100,000 times happened
>
> Yoshihiro Shimoda (2):
> net: renesas: rswitch: Fix unmasking irq condition
> net: renesas: rswitch: Add spin lock protection for irq {un}mask
>
> drivers/net/ethernet/renesas/rswitch.c | 20 ++++++++++++++++----
> drivers/net/ethernet/renesas/rswitch.h | 2 ++
> 2 files changed, 18 insertions(+), 4 deletions(-)
For series,
Reviewed-by: Simon Horman <horms@kernel.org>
next prev parent reply other threads:[~2023-09-13 11:24 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-12 1:49 [PATCH net 0/2] net: renesas: rswitch: Fix a lot of redundant irq issue Yoshihiro Shimoda
2023-09-12 1:49 ` [PATCH net 1/2] net: renesas: rswitch: Fix unmasking irq condition Yoshihiro Shimoda
2023-09-12 1:49 ` [PATCH net 2/2] net: renesas: rswitch: Add spin lock protection for irq {un}mask Yoshihiro Shimoda
2023-09-13 11:24 ` Simon Horman [this message]
2023-09-14 8:40 ` [PATCH net 0/2] net: renesas: rswitch: Fix a lot of redundant irq issue patchwork-bot+netdevbpf
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