hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

ACPI / memhotplug: Remove info->failed bit 

acpi_memory_info has enabled bit and failed bit for controlling memory
hotplug. But we don't need to keep both bits.

The patch removes acpi_memory_info->failed bit.

Signed-off-by: yasuaki ishimatsu <isimatu.yasuaki@jp.fujitsu.com>
Acked-by: Toshi Kani <toshi.kani@hp.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Yasuaki Ishimatsu 2013-03-22 01:53:49 +00:00 committed by Rafael J. Wysocki
parent bb49d82dd8
commit fd4655c259
1 changed files with 2 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
drivers/acpi/acpi_memhotplug.c
View File

@ -73,7 +73,6 @@ struct acpi_memory_info {
unsigned short caching; /* memory cache attribute */
unsigned short write_protect; /* memory read/write attribute */
unsigned int enabled:1;
unsigned int failed:1;
};
struct acpi_memory_device {
@ -201,10 +200,8 @@ static int acpi_memory_enable_device(struct acpi_memory_device *mem_device)
* returns -EEXIST. If add_memory() returns the other error, it
* means that this memory block is not used by the kernel.
*/
if (result && result != -EEXIST) {
info->failed = 1;
if (result && result != -EEXIST)
continue;
}
info->enabled = 1;
@ -238,16 +235,8 @@ static int acpi_memory_remove_memory(struct acpi_memory_device *mem_device)
nid = acpi_get_node(mem_device->device->handle);
list_for_each_entry_safe(info, n, &mem_device->res_list, list) {
if (info->failed)
/* The kernel does not use this memory block */
continue;
if (!info->enabled)
/*
* The kernel uses this memory block, but it may be not
* managed by us.
*/
return -EBUSY;
continue;
if (nid < 0)
nid = memory_add_physaddr_to_nid(info->start_addr);