Messages in this thread Patch in this message | | | From | Magnus Damm <> | Subject | [PATCH] i386: CONFIG_ACPI_SRAT on non-acpi hw | Date | Fri, 16 Sep 2005 15:50:08 +0900 (JST) |
| |
This patch for 2.6.14-rc1 adds code to check the return value of acpi_find_root_pointer(). Without this patch systems without ACPI support such as QEMU crashes when booting a NUMA kernel with CONFIG_ACPI_SRAT=y.
Signed-off-by: Magnus Damm <magnus@valinux.co.jp> ----
--- from-0002/arch/i386/kernel/srat.c +++ to-0003/arch/i386/kernel/srat.c 2005-09-16 15:22:48.000000000 +0900 @@ -327,7 +327,12 @@ int __init get_memcfg_from_srat(void) int tables = 0; int i = 0; - acpi_find_root_pointer(ACPI_PHYSICAL_ADDRESSING, rsdp_address); + if (ACPI_FAILURE(acpi_find_root_pointer(ACPI_PHYSICAL_ADDRESSING, + rsdp_address))) { + printk("%s: System description tables not found\n", + __FUNCTION__); + goto out_err; + } if (rsdp_address->pointer_type == ACPI_PHYSICAL_POINTER) { printk("%s: assigning address to rsdp\n", __FUNCTION__); - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |