From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============8299539349921325724==" MIME-Version: 1.0 From: kernel test robot Subject: [PATCH] coccinelle: irqf_oneshot: fix irqf_oneshot.cocci warnings Date: Sun, 12 Dec 2021 02:16:58 +0800 Message-ID: <20211211181658.GA48586@c5041afcb41d> List-Id: To: kbuild@lists.01.org --===============8299539349921325724== 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-max8997.c:495:7-32: WARNING: Threaded IRQ with no primary h= andler 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: 6f513529296fd4f696afb4354c46508abe646541 commit: 5d2db9bb5f8a850d037983f0df72ad59cefa9e3d coccinelle: irqf_oneshot: = reduce the severity due to false positives :::::: branch date: 17 hours ago :::::: commit date: 7 months ago Please take the patch only if it's a positive warning. Thanks! rtc-max8997.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/rtc/rtc-max8997.c +++ b/drivers/rtc/rtc-max8997.c @@ -493,7 +493,7 @@ static int max8997_rtc_probe(struct plat info->virq =3D virq; = ret =3D devm_request_threaded_irq(&pdev->dev, virq, NULL, - max8997_rtc_alarm_irq, 0, + max8997_rtc_alarm_irq, IRQF_ONESHOT, "rtc-alarm0", info); if (ret < 0) dev_err(&pdev->dev, "Failed to request alarm IRQ: %d: %d\n", --===============8299539349921325724==--