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| author | Jeff Garzik <jeff@garzik.org> | 2007-02-17 15:11:43 -0500 |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2007-02-17 15:11:43 -0500 |
| commit | f630fe2817601314b2eb7ca5ddc23c7834646731 (patch) | |
| tree | 3bfb4939b7bbc3859575ca8b58fa3f929b015941 /drivers/acpi/namespace/nsinit.c | |
| parent | 48c871c1f6a7c7044dd76774fb469e65c7e2e4e8 (diff) | |
| parent | 8a03d9a498eaf02c8a118752050a5154852c13bf (diff) | |
Merge branch 'master' into upstream
Diffstat (limited to 'drivers/acpi/namespace/nsinit.c')
| -rw-r--r-- | drivers/acpi/namespace/nsinit.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/acpi/namespace/nsinit.c b/drivers/acpi/namespace/nsinit.c index 326af8fc0ce7..33db2241044e 100644 --- a/drivers/acpi/namespace/nsinit.c +++ b/drivers/acpi/namespace/nsinit.c @@ -45,6 +45,7 @@ #include <acpi/acnamesp.h> #include <acpi/acdispat.h> #include <acpi/acinterp.h> +#include <linux/nmi.h> #define _COMPONENT ACPI_NAMESPACE ACPI_MODULE_NAME("nsinit") @@ -534,7 +535,15 @@ acpi_ns_init_one_device(acpi_handle obj_handle, info->parameter_type = ACPI_PARAM_ARGS; info->flags = ACPI_IGNORE_RETURN_VALUE; + /* + * Some hardware relies on this being executed as atomically + * as possible (without an NMI being received in the middle of + * this) - so disable NMIs and initialize the device: + */ + acpi_nmi_disable(); status = acpi_ns_evaluate(info); + acpi_nmi_enable(); + if (ACPI_SUCCESS(status)) { walk_info->num_INI++; |