From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============7461782664329239986==" MIME-Version: 1.0 From: kernel test robot Subject: [PATCH] coccinelle: irqf_oneshot: fix irqf_oneshot.cocci warnings Date: Fri, 03 Sep 2021 09:31:06 +0800 Message-ID: <20210903013106.GA4518@0460614c9caf> In-Reply-To: <202109030911.Xa3VLfV7-lkp@intel.com> List-Id: To: kbuild@lists.01.org --===============7461782664329239986== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable CC: kbuild-all(a)lists.01.org CC: linux-kernel(a)vger.kernel.org TO: Krzysztof Kozlowski CC: Julia Lawall CC: Alessandro Zummo CC: Alexandre Belloni CC: linux-rtc(a)vger.kernel.org CC: linux-kernel(a)vger.kernel.org From: kernel test robot drivers/rtc/rtc-rk808.c:441:7-32: WARNING: Threaded IRQ with no primary han= dler requested without IRQF_ONESHOT (unless it is nested IRQ) Since commit 1c6c69525b40 ("genirq: Reject bogus threaded irq requests") threaded IRQs without a primary handler need to be requested with IRQF_ONESHOT, otherwise the request will fail. So pass the IRQF_ONESHOT flag in this case. Generated by: scripts/coccinelle/misc/irqf_oneshot.cocci CC: Krzysztof Kozlowski Reported-by: kernel test robot Signed-off-by: kernel test robot --- tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git = master head: a9c9a6f741cdaa2fa9ba24a790db8d07295761e3 commit: 5d2db9bb5f8a850d037983f0df72ad59cefa9e3d coccinelle: irqf_oneshot: = reduce the severity due to false positives :::::: branch date: 3 hours ago :::::: commit date: 4 months ago Please take the patch only if it's a positive warning. Thanks! rtc-rk808.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/rtc/rtc-rk808.c +++ b/drivers/rtc/rtc-rk808.c @@ -439,7 +439,7 @@ static int rk808_rtc_probe(struct platfo = /* request alarm irq of rk808 */ ret =3D devm_request_threaded_irq(&pdev->dev, rk808_rtc->irq, NULL, - rk808_alarm_irq, 0, + rk808_alarm_irq, IRQF_ONESHOT, "RTC alarm", rk808_rtc); if (ret) { dev_err(&pdev->dev, "Failed to request alarm IRQ %d: %d\n", --===============7461782664329239986==--