diff options
Diffstat (limited to 'include/linux/memremap.h')
| -rw-r--r-- | include/linux/memremap.h | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/include/linux/memremap.h b/include/linux/memremap.h index 5f5b2df06e61..e5862746751b 100644 --- a/include/linux/memremap.h +++ b/include/linux/memremap.h @@ -46,11 +46,10 @@ struct vmem_altmap { * wakeup is used to coordinate physical address space management (ex: * fs truncate/hole punch) vs pinned pages (ex: device dma). * - * MEMORY_DEVICE_DEVDAX: + * MEMORY_DEVICE_GENERIC: * Host memory that has similar access semantics as System RAM i.e. DMA - * coherent and supports page pinning. In contrast to - * MEMORY_DEVICE_FS_DAX, this memory is access via a device-dax - * character device. + * coherent and supports page pinning. This is for example used by DAX devices + * that expose memory using a character device. * * MEMORY_DEVICE_PCI_P2PDMA: * Device memory residing in a PCI BAR intended for use with Peer-to-Peer @@ -60,7 +59,7 @@ enum memory_type { /* 0 is reserved to catch uninitialized type fields */ MEMORY_DEVICE_PRIVATE = 1, MEMORY_DEVICE_FS_DAX, - MEMORY_DEVICE_DEVDAX, + MEMORY_DEVICE_GENERIC, MEMORY_DEVICE_PCI_P2PDMA, }; |