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authorRoger Pau Monne <roger.pau@citrix.com>2020-09-01 10:33:25 +0200
committerJuergen Gross <jgross@suse.com>2020-09-04 09:59:59 +0200
commit4533d3aed857c558d6aabd00d0cb04100c5a2258 (patch)
tree4fdcf4778757cc519baa2b797cb7612dd8aa1cf1 /include
parentxen/balloon: add header guard (diff)
downloadwireguard-linux-4533d3aed857c558d6aabd00d0cb04100c5a2258.tar.xz
wireguard-linux-4533d3aed857c558d6aabd00d0cb04100c5a2258.zip
memremap: rename MEMORY_DEVICE_DEVDAX to MEMORY_DEVICE_GENERIC
This is in preparation for the logic behind MEMORY_DEVICE_DEVDAX also being used by non DAX devices. No functional change intended. Signed-off-by: Roger Pau Monné <roger.pau@citrix.com> Reviewed-by: Ira Weiny <ira.weiny@intel.com> Acked-by: Andrew Morton <akpm@linux-foundation.org> Reviewed-by: Pankaj Gupta <pankaj.gupta.linux@gmail.com> Link: https://lore.kernel.org/r/20200901083326.21264-3-roger.pau@citrix.com Signed-off-by: Juergen Gross <jgross@suse.com>
Diffstat (limited to 'include')
-rw-r--r--include/linux/memremap.h9
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,
};