From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alexey Starikovskiy Subject: [PATCH] ACPI: EC: Don't do transaction from GPE handler in poll mode. Date: Tue, 11 Nov 2008 12:54:11 +0300 Message-ID: <20081111095411.18397.7673.stgit@thinkpad> References: <4919556F.6060607@suse.de> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Return-path: Received: from charybdis-ext.suse.de ([195.135.221.2]:49837 "EHLO emea5-mh.id5.novell.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1755192AbYKKJyO (ORCPT ); Tue, 11 Nov 2008 04:54:14 -0500 In-Reply-To: <4919556F.6060607@suse.de> Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: LenBrown Cc: Linux-acpi@vger.kernel.org Referencies: http://bugzilla.kernel.org/show_bug.cgi?id=12004 Signed-off-by: Alexey Starikovskiy --- drivers/acpi/ec.c | 9 ++++++--- 1 files changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c index 628b076..985fb50 100644 --- a/drivers/acpi/ec.c +++ b/drivers/acpi/ec.c @@ -576,9 +576,12 @@ static u32 acpi_ec_gpe_handler(void *data) pr_debug(PREFIX "~~~> interrupt\n"); status = acpi_ec_read_status(ec); - gpe_transaction(ec, status); - if (ec_transaction_done(ec) && (status & ACPI_EC_FLAG_IBF) == 0) - wake_up(&ec->wait); + if (test_bit(EC_FLAGS_GPE_MODE, &ec->flags)) { + gpe_transaction(ec, status); + if (ec_transaction_done(ec) && + (status & ACPI_EC_FLAG_IBF) == 0) + wake_up(&ec->wait); + } ec_check_sci(ec, status); if (!test_bit(EC_FLAGS_GPE_MODE, &ec->flags) &&