The patch titled
Subject: mm/memory_hotplug: MEMHP_MERGE_RESOURCE -> MHP_MERGE_RESOURCE
has been added to the -mm tree. Its filename is
mm-memory_hotplug-memhp_merge_resource-mhp_merge_resource.patch
This patch should soon appear at
https://ozlabs.org/~akpm/mmots/broken-out/mm-memory_hotplug-memhp_merge_resource-mhp_merge_resource.patch
and later at
https://ozlabs.org/~akpm/mmotm/broken-out/mm-memory_hotplug-memhp_merge_resource-mhp_merge_resource.patch
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------------------------------------------------------
From: David Hildenbrand <david@xxxxxxxxxx>
Subject: mm/memory_hotplug: MEMHP_MERGE_RESOURCE -> MHP_MERGE_RESOURCE
Let's make "MEMHP_MERGE_RESOURCE" consistent with "MHP_NONE", "mhp_t" and
"mhp_flags". As discussed recently [1], "mhp" is our internal acronym for
memory hotplug now.
[1] https://lore.kernel.org/linux-mm/c37de2d0-28a1-4f7d-f944-cfd7d81c334d@xxxxxxxxxx/
Link: https://lkml.kernel.org/r/20210126115829.10909-1-david@xxxxxxxxxx
Signed-off-by: David Hildenbrand <david@xxxxxxxxxx>
Reviewed-by: Miaohe Lin <linmiaohe@xxxxxxxxxx>
Acked-by: Michael S. Tsirkin <mst@xxxxxxxxxx>
Reviewed-by: Oscar Salvador <osalvador@xxxxxxx>
Acked-by: Wei Liu <wei.liu@xxxxxxxxxx>
Cc: "K. Y. Srinivasan" <kys@xxxxxxxxxxxxx>
Cc: Haiyang Zhang <haiyangz@xxxxxxxxxxxxx>
Cc: Stephen Hemminger <sthemmin@xxxxxxxxxxxxx>
Cc: Jason Wang <jasowang@xxxxxxxxxx>
Cc: Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>
Cc: Juergen Gross <jgross@xxxxxxxx>
Cc: Stefano Stabellini <sstabellini@xxxxxxxxxx>
Cc: Pankaj Gupta <pankaj.gupta.linux@xxxxxxxxx>
Cc: Michal Hocko <mhocko@xxxxxxxxxx>
Cc: Anshuman Khandual <anshuman.khandual@xxxxxxx>
Cc: Wei Yang <richard.weiyang@xxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/hv/hv_balloon.c | 2 +-
drivers/virtio/virtio_mem.c | 2 +-
drivers/xen/balloon.c | 2 +-
include/linux/memory_hotplug.h | 2 +-
mm/memory_hotplug.c | 2 +-
5 files changed, 5 insertions(+), 5 deletions(-)
--- a/drivers/hv/hv_balloon.c~mm-memory_hotplug-memhp_merge_resource-mhp_merge_resource
+++ a/drivers/hv/hv_balloon.c
@@ -726,7 +726,7 @@ static void hv_mem_hot_add(unsigned long
nid = memory_add_physaddr_to_nid(PFN_PHYS(start_pfn));
ret = add_memory(nid, PFN_PHYS((start_pfn)),
- (HA_CHUNK << PAGE_SHIFT), MEMHP_MERGE_RESOURCE);
+ (HA_CHUNK << PAGE_SHIFT), MHP_MERGE_RESOURCE);
if (ret) {
pr_err("hot_add memory failed error is %d\n", ret);
--- a/drivers/virtio/virtio_mem.c~mm-memory_hotplug-memhp_merge_resource-mhp_merge_resource
+++ a/drivers/virtio/virtio_mem.c
@@ -623,7 +623,7 @@ static int virtio_mem_add_memory(struct
/* Memory might get onlined immediately. */
atomic64_add(size, &vm->offline_size);
rc = add_memory_driver_managed(vm->nid, addr, size, vm->resource_name,
- MEMHP_MERGE_RESOURCE);
+ MHP_MERGE_RESOURCE);
if (rc) {
atomic64_sub(size, &vm->offline_size);
dev_warn(&vm->vdev->dev, "adding memory failed: %d\n", rc);
--- a/drivers/xen/balloon.c~mm-memory_hotplug-memhp_merge_resource-mhp_merge_resource
+++ a/drivers/xen/balloon.c
@@ -331,7 +331,7 @@ static enum bp_state reserve_additional_
mutex_unlock(&balloon_mutex);
/* add_memory_resource() requires the device_hotplug lock */
lock_device_hotplug();
- rc = add_memory_resource(nid, resource, MEMHP_MERGE_RESOURCE);
+ rc = add_memory_resource(nid, resource, MHP_MERGE_RESOURCE);
unlock_device_hotplug();
mutex_lock(&balloon_mutex);
--- a/include/linux/memory_hotplug.h~mm-memory_hotplug-memhp_merge_resource-mhp_merge_resource
+++ a/include/linux/memory_hotplug.h
@@ -53,7 +53,7 @@ typedef int __bitwise mhp_t;
* with this flag set, the resource pointer must no longer be used as it
* might be stale, or the resource might have changed.
*/
-#define MEMHP_MERGE_RESOURCE ((__force mhp_t)BIT(0))
+#define MHP_MERGE_RESOURCE ((__force mhp_t)BIT(0))
/*
* Extended parameters for memory hotplug:
--- a/mm/memory_hotplug.c~mm-memory_hotplug-memhp_merge_resource-mhp_merge_resource
+++ a/mm/memory_hotplug.c
@@ -1153,7 +1153,7 @@ int __ref add_memory_resource(int nid, s
* In case we're allowed to merge the resource, flag it and trigger
* merging now that adding succeeded.
*/
- if (mhp_flags & MEMHP_MERGE_RESOURCE)
+ if (mhp_flags & MHP_MERGE_RESOURCE)
merge_system_ram_resource(res);
/* online pages if requested */
_
Patches currently in -mm which might be from david@xxxxxxxxxx are
video-fbdev-acornfb-remove-free_unused_pages.patch
mm-simplify-free_highmem_page-and-free_reserved_page.patch
mm-memory_hotplug-memhp_merge_resource-mhp_merge_resource.patch
