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Diffstat (limited to 'arch/ia64/kernel/acpi.c')
-rw-r--r--arch/ia64/kernel/acpi.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/arch/ia64/kernel/acpi.c b/arch/ia64/kernel/acpi.c
index 19709a079635..853d1f11be00 100644
--- a/arch/ia64/kernel/acpi.c
+++ b/arch/ia64/kernel/acpi.c
@@ -117,7 +117,10 @@ acpi_get_sysname(void)
if (!strcmp(hdr->oem_id, "HP")) {
return "hpzx1";
} else if (!strcmp(hdr->oem_id, "SGI")) {
- return "sn2";
+ if (!strcmp(hdr->oem_table_id + 4, "UV"))
+ return "uv";
+ else
+ return "sn2";
}
return "dig";
@@ -130,6 +133,8 @@ acpi_get_sysname(void)
return "hpzx1_swiotlb";
# elif defined (CONFIG_IA64_SGI_SN2)
return "sn2";
+# elif defined (CONFIG_IA64_SGI_UV)
+ return "uv";
# elif defined (CONFIG_IA64_DIG)
return "dig";
# else
@@ -622,6 +627,9 @@ void acpi_unregister_gsi(u32 gsi)
if (acpi_irq_model == ACPI_IRQ_MODEL_PLATFORM)
return;
+ if (has_8259 && gsi < 16)
+ return;
+
iosapic_unregister_intr(gsi);
}