xen-changelog

[Top] [All Lists]

[Xen-changelog] [xen-unstable] ACPI: Remove a redundant call to acpi_hw_

from [Xen patchbot-unstable]

[Permanent Link][Original]

To:	xen-changelog@xxxxxxxxxxxxxxxxxxx
Subject:	[Xen-changelog] [xen-unstable] ACPI: Remove a redundant call to acpi_hw_register_read().
From:	Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>
Date:	Wed, 03 Sep 2008 20:20:09 -0700
Delivery-date:	Wed, 03 Sep 2008 20:20:00 -0700
Envelope-to:	www-data@xxxxxxxxxxxxxxxxxxx
List-help:	<mailto:xen-changelog-request@lists.xensource.com?subject=help>
List-id:	BK change log <xen-changelog.lists.xensource.com>
List-post:	<mailto:xen-changelog@lists.xensource.com>
List-subscribe:	<http://lists.xensource.com/mailman/listinfo/xen-changelog>, <mailto:xen-changelog-request@lists.xensource.com?subject=subscribe>
List-unsubscribe:	<http://lists.xensource.com/mailman/listinfo/xen-changelog>, <mailto:xen-changelog-request@lists.xensource.com?subject=unsubscribe>
Reply-to:	xen-devel@xxxxxxxxxxxxxxxxxxx
Sender:	xen-changelog-bounces@xxxxxxxxxxxxxxxxxxx

# HG changeset patch
# User Keir Fraser <keir.fraser@xxxxxxxxxx>
# Date 1220442359 -3600
# Node ID a4cf79209a28ccd22473a99c0dc258027b262508
# Parent  021189f8cd784755d9b45ab5e9b947cc38b37f2b
ACPI: Remove a redundant call to acpi_hw_register_read().

Signed-off-by: Wei Gang <gang.wei@xxxxxxxxx>
---
 xen/drivers/acpi/hwregs.c |    2 ++
 1 files changed, 2 insertions(+)

diff -r 021189f8cd78 -r a4cf79209a28 xen/drivers/acpi/hwregs.c
--- a/xen/drivers/acpi/hwregs.c Wed Sep 03 11:02:57 2008 +0100
+++ b/xen/drivers/acpi/hwregs.c Wed Sep 03 12:45:59 2008 +0100
@@ -239,11 +239,13 @@ acpi_status acpi_set_register(u32 regist
 
        case ACPI_REGISTER_PM2_CONTROL:
 
+#if 0 /* Redundant read in original Linux code. */
                status = acpi_hw_register_read(ACPI_REGISTER_PM2_CONTROL,
                                               &register_value);
                if (ACPI_FAILURE(status)) {
                        goto unlock_and_exit;
                }
+#endif
 
                ACPI_DEBUG_PRINT((ACPI_DB_IO,
                                  "PM2 control: Read %X from %8.8X%8.8X\n",

_______________________________________________
Xen-changelog mailing list
Xen-changelog@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-changelog

[More with this subject...]

<Prev in Thread]	Current Thread	[Next in Thread>
[Xen-changelog] [xen-unstable] ACPI: Remove a redundant call to acpi_hw_register_read()., Xen patchbot-unstable <=

Previous by Date:	[Xen-changelog] [xen-unstable] Fix for VCPU periodic timer., Xen patchbot-unstable
Next by Date:	[Xen-changelog] [xen-unstable] Remove guest_physmap_max_mem_pages(), which is no longer usefully, Xen patchbot-unstable
Previous by Thread:	[Xen-changelog] [xen-unstable] Fix for VCPU periodic timer., Xen patchbot-unstable
Next by Thread:	[Xen-changelog] [xen-unstable] Remove guest_physmap_max_mem_pages(), which is no longer usefully, Xen patchbot-unstable
Indexes:	[Date] [Thread] [Top] [All Lists]