From: Yinghai Lu <Yinghai.Lu@Sun.COM>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: LKML <linux-kernel@vger.kernel.org>
Subject: [PATCH] pci: don't load acpi_php when acpi is disabled
Date: Tue, 11 Dec 2007 20:14:40 -0800 [thread overview]
Message-ID: <200712112014.40923.yinghai.lu@sun.com> (raw)
[PATCH] pci: don't load acpi_php when acpi is disabled
when acpi=off and pci=nomsi, don't load acpiphp
Signed-off-by: Yinghai Lu <yinghai.lu@sun.com>
diff --git a/drivers/pci/hotplug/acpiphp_core.c b/drivers/pci/hotplug/acpiphp_core.c
index c8c2638..84d66ba 100644
--- a/drivers/pci/hotplug/acpiphp_core.c
+++ b/drivers/pci/hotplug/acpiphp_core.c
@@ -392,6 +392,9 @@ static int __init acpiphp_init(void)
{
info(DRIVER_DESC " version: " DRIVER_VERSION "\n");
+ if (acpi_pci_disabled)
+ return 0;
+
acpiphp_debug = debug;
/* read all the ACPI info from the system */
@@ -401,6 +404,9 @@ static int __init acpiphp_init(void)
static void __exit acpiphp_exit(void)
{
+ if (acpi_pci_disabled)
+ return 0;
+
/* deallocate internal data structures etc. */
acpiphp_glue_exit();
}
next reply other threads:[~2007-12-12 4:10 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-12-12 4:14 Yinghai Lu [this message]
2007-12-12 4:46 ` Andrew Morton
2007-12-12 5:49 ` Yinghai Lu
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