mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-09-03 17:40:04 +00:00
19 lines
400 B
C
19 lines
400 B
C
![]() |
// SPDX-License-Identifier: GPL-2.0-only
|
||
|
/* identifiers for device / performance-differentiated memory regions */
|
||
|
#include <linux/idr.h>
|
||
|
#include <linux/types.h>
|
||
|
|
||
|
static DEFINE_IDA(memregion_ids);
|
||
|
|
||
|
int memregion_alloc(gfp_t gfp)
|
||
|
{
|
||
|
return ida_alloc(&memregion_ids, gfp);
|
||
|
}
|
||
|
EXPORT_SYMBOL(memregion_alloc);
|
||
|
|
||
|
void memregion_free(int id)
|
||
|
{
|
||
|
ida_free(&memregion_ids, id);
|
||
|
}
|
||
|
EXPORT_SYMBOL(memregion_free);
|