linux-kernel - RE: [PATCH] can: m_can: Enable NAPI before enabling interrupts

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Message-ID: <DM8PR14MB522160BBE4C6BFB2FC6AF4D2EF9E2@DM8PR14MB5221.namprd14.prod.outlook.com>
Date: Fri, 6 Sep 2024 23:33:03 +0000
From: "Hamby, Jake (US)" <Jake.Hamby@...edyne.com>
To: "linux-can@...r.kernel.org" <linux-can@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH] can: m_can: Enable NAPI before enabling interrupts

> If any error flags are set when bringing up the CAN device, e.g. due to
> CAN bus traffic before initializing the device, when m_can_start is
> called and interrupts are enabled, m_can_isr is called immediately,
> which disables all CAN interrupts and calls napi_schedule.

My apologies for the duplicate post. I had to change Outlook from Windows to UTF-8 encoding and then I wasn't patient enough to wait to see if that fixed my failure to post.

Best Regards,
Jake Hamby