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authorIngo Molnar <mingo@kernel.org>2016-07-27 12:35:35 +0200
committerIngo Molnar <mingo@kernel.org>2016-07-27 12:35:35 +0200
commitdf15929f8f5c69e987c31bf016eca4a38dba46f0 (patch)
treecfb5fe5e8ebff4cabd70557a304f355546943cc9 /arch/x86/kernel/reboot.c
parentefaad554b4ffae1840a2759e09e21325ddbc8b05 (diff)
parent37e13a1ebe32c4fbfbdb5413f42eb6e71d8b28a4 (diff)
downloadlwn-df15929f8f5c69e987c31bf016eca4a38dba46f0.tar.gz
lwn-df15929f8f5c69e987c31bf016eca4a38dba46f0.zip
Merge branch 'linus' into x86/microcode, to pick up merge window changes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/kernel/reboot.c')
-rw-r--r--arch/x86/kernel/reboot.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/arch/x86/kernel/reboot.c b/arch/x86/kernel/reboot.c
index a9b31eb815f2..15ed70f8278b 100644
--- a/arch/x86/kernel/reboot.c
+++ b/arch/x86/kernel/reboot.c
@@ -55,6 +55,19 @@ bool port_cf9_safe = false;
*/
/*
+ * Some machines require the "reboot=a" commandline options
+ */
+static int __init set_acpi_reboot(const struct dmi_system_id *d)
+{
+ if (reboot_type != BOOT_ACPI) {
+ reboot_type = BOOT_ACPI;
+ pr_info("%s series board detected. Selecting %s-method for reboots.\n",
+ d->ident, "ACPI");
+ }
+ return 0;
+}
+
+/*
* Some machines require the "reboot=b" or "reboot=k" commandline options,
* this quirk makes that automatic.
*/
@@ -395,6 +408,14 @@ static struct dmi_system_id __initdata reboot_dmi_table[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "Dell XPS710"),
},
},
+ { /* Handle problems with rebooting on Dell Optiplex 7450 AIO */
+ .callback = set_acpi_reboot,
+ .ident = "Dell OptiPlex 7450 AIO",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "OptiPlex 7450 AIO"),
+ },
+ },
/* Hewlett-Packard */
{ /* Handle problems with rebooting on HP laptops */