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| author | David Woodhouse <dwmw2@infradead.org> | 2006-10-21 16:46:04 +0100 |
|---|---|---|
| committer | David Woodhouse <dwmw2@infradead.org> | 2006-10-21 16:46:04 +0100 |
| commit | 513b046c96cc2fbce730a3474f6f7ff0c4fdd05c (patch) | |
| tree | e8006368b6f643067486f92405a404757807d6da /drivers/acpi/acpi_memhotplug.c | |
| parent | 82810b7b6cc7a74c68881a13b0eb66c7a6370fcc (diff) | |
| parent | c7a3bd177f248d01ee18a01d22048c80e071c331 (diff) | |
| download | op-kernel-dev-513b046c96cc2fbce730a3474f6f7ff0c4fdd05c.zip op-kernel-dev-513b046c96cc2fbce730a3474f6f7ff0c4fdd05c.tar.gz | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'drivers/acpi/acpi_memhotplug.c')
| -rw-r--r-- | drivers/acpi/acpi_memhotplug.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/acpi/acpi_memhotplug.c b/drivers/acpi/acpi_memhotplug.c index 98099de..6bcd9e8 100644 --- a/drivers/acpi/acpi_memhotplug.c +++ b/drivers/acpi/acpi_memhotplug.c @@ -85,6 +85,8 @@ struct acpi_memory_device { struct list_head res_list; }; +static int acpi_hotmem_initialized; + static acpi_status acpi_memory_get_resource(struct acpi_resource *resource, void *context) { @@ -414,7 +416,7 @@ static int acpi_memory_device_add(struct acpi_device *device) /* Set the device state */ mem_device->state = MEMORY_POWER_ON_STATE; - printk(KERN_INFO "%s \n", acpi_device_name(device)); + printk(KERN_DEBUG "%s \n", acpi_device_name(device)); return result; } @@ -438,6 +440,15 @@ static int acpi_memory_device_start (struct acpi_device *device) struct acpi_memory_device *mem_device; int result = 0; + /* + * Early boot code has recognized memory area by EFI/E820. + * If DSDT shows these memory devices on boot, hotplug is not necessary + * for them. So, it just returns until completion of this driver's + * start up. + */ + if (!acpi_hotmem_initialized) + return 0; + mem_device = acpi_driver_data(device); if (!acpi_memory_check_device(mem_device)) { @@ -537,6 +548,7 @@ static int __init acpi_memory_device_init(void) return -ENODEV; } + acpi_hotmem_initialized = 1; return 0; } |
