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authorLinus Torvalds <torvalds@linux-foundation.org>2016-07-25 20:06:38 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-07-25 20:06:38 -0700
commitc410614c902531d1ce2e46aec8ac91aa4dc89968 (patch)
tree1b93d60437016052934be9aec893974bbd5c1872
parent5f22004ba9b4cf740773777ea7b74586743f6051 (diff)
parent4d581259b7d44c8120a614b4e9244094c824d51f (diff)
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Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 fix from Ingo Molnar: "Leftover fix from the v4.7 cycle: adds a reboot quirk" * 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/reboot: Add Dell Optiplex 7450 AIO reboot quirk
-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 */