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From: Jakub Kicinski <kuba@kernel.org>
To: Alex Elder <elder@linaro.org>
Cc: davem@davemloft.net, jponduru@codeaurora.org,
	avuyyuru@codeaurora.org, bjorn.andersson@linaro.org,
	agross@kernel.org, cpratapa@codeaurora.org,
	subashab@codeaurora.org, evgreen@chromium.org, elder@kernel.org,
	netdev@vger.kernel.org, linux-arm-msm@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH net 2/2] net: ipa: prevent concurrent replenish
Date: Tue, 11 Jan 2022 20:04:26 -0800	[thread overview]
Message-ID: <20220111200426.37fd9f67@kicinski-fedora-PC1C0HJN.hsd1.ca.comcast.net> (raw)
In-Reply-To: <20220111192150.379274-3-elder@linaro.org>

On Tue, 11 Jan 2022 13:21:50 -0600 Alex Elder wrote:
> Use a new atomic variable to ensure only replenish instance for an
> endpoint executes at a time.

Why atomic_t? test_and_set_bit() + clear_bit() should do nicely here?

  parent reply	other threads:[~2022-01-12  4:04 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-01-11 19:21 [PATCH net 0/2] net: ipa: fix two replenish bugs Alex Elder
2022-01-11 19:21 ` [PATCH net 1/2] net: ipa: fix atomic update in ipa_endpoint_replenish() Alex Elder
2022-01-11 20:05   ` Matthias Kaehlcke
2022-01-11 19:21 ` [PATCH net 2/2] net: ipa: prevent concurrent replenish Alex Elder
2022-01-11 20:20   ` Matthias Kaehlcke
2022-01-11 20:58     ` Alex Elder
2022-01-11 21:53       ` Matthias Kaehlcke
2022-01-11 21:54   ` Matthias Kaehlcke
2022-01-12  4:04   ` Jakub Kicinski [this message]
2022-01-12 13:16     ` Alex Elder

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