From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D899613F01E; Tue, 27 Feb 2024 13:51:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709041878; cv=none; b=YmE6aRIW83dOfJyBhbuNNZD0EQq98U0A/mqk+6CHsBAfs5CgWkRd26CP6fCCdpTzXV/yuCjD0YIHqXYb9uWiq3RuxN6gERvwW6eOqXlH8xGSMaXtos6ya+q1ey6aJ4oHcFs6fzlR3zSzUgHTKeEJ532zXuT0xHgKK4R7n7PD+wk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709041878; c=relaxed/simple; bh=TDhw+FbDE/dgB+QLInflz2ZSsawegEpSpSm73oKGteg=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=QJWNMLlbWUCDATwL1ddqU6RePitC2vnqSIZyYgVxD+gTqZqs/RRvmn1NoMb9SVjb0gQ0uaUcdMK0h0L084BeISNoVMoNcZ82mITqZIfs90TyCEfZjG3oHoxt4JT+yhib6VXm6Mc0mSfUoCVYTv1J6mLjb0XlbYrWY6VJD5C+kGY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=eM+XOgJv; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="eM+XOgJv" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 64986C433C7; Tue, 27 Feb 2024 13:51:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1709041878; bh=TDhw+FbDE/dgB+QLInflz2ZSsawegEpSpSm73oKGteg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=eM+XOgJv0/dNb+IaBWhRS+aoFPSZs3HJAn1j3enVLIiamkcYKLSK6QulgiQjf0L5i N5+CEzGSHiULqRoC4R310fF/1/MUt0hyCsKDO27abnq3JN3WCYNicFlb9k1PpNE5ww 6q905RfeCS74b9t/LnHyRQ//O9jXJVgrrHaCzSzU= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, SEO HOYOUNG , Bart Van Assche , Can Guo , "Martin K. Petersen" , Sasha Levin Subject: [PATCH 6.6 101/299] scsi: ufs: core: Remove the ufshcd_release() in ufshcd_err_handling_prepare() Date: Tue, 27 Feb 2024 14:23:32 +0100 Message-ID: <20240227131629.141277202@linuxfoundation.org> X-Mailer: git-send-email 2.44.0 In-Reply-To: <20240227131625.847743063@linuxfoundation.org> References: <20240227131625.847743063@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.6-stable review patch. If anyone has any objections, please let me know. ------------------ From: SEO HOYOUNG [ Upstream commit 17e94b2585417e04dabc2f13bc03b4665ae687f3 ] If ufshcd_err_handler() is called in a suspend/resume situation, ufs_release() can be called twice and active_reqs end up going negative. This is because ufshcd_err_handling_prepare() and ufshcd_err_handling_unprepare() both call ufshcd_release(). Remove superfluous call to ufshcd_release(). Signed-off-by: SEO HOYOUNG Link: https://lore.kernel.org/r/20240122083324.11797-1-hy50.seo@samsung.com Reviewed-by: Bart Van Assche Reviewed-by: Can Guo Signed-off-by: Martin K. Petersen Signed-off-by: Sasha Levin --- drivers/ufs/core/ufshcd.c | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c index f6c83dcff8a8c..ee9119b708f01 100644 --- a/drivers/ufs/core/ufshcd.c +++ b/drivers/ufs/core/ufshcd.c @@ -6253,7 +6253,6 @@ static void ufshcd_err_handling_prepare(struct ufs_hba *hba) ufshcd_hold(hba); if (!ufshcd_is_clkgating_allowed(hba)) ufshcd_setup_clocks(hba, true); - ufshcd_release(hba); pm_op = hba->is_sys_suspended ? UFS_SYSTEM_PM : UFS_RUNTIME_PM; ufshcd_vops_resume(hba, pm_op); } else { -- 2.43.0