[PATCH v1 09/14] mm: call pgmap->ops->page_free for DEVICE_PUBLIC pages
From: Alex Sierra <hidden>
Date: 2021-08-25 03:49:08
Also in:
amd-gfx, dri-devel, linux-mm, linux-xfs
Subsystem:
memory hot(un)plug, memory management, the rest · Maintainers:
David Hildenbrand, Oscar Salvador, Andrew Morton, Linus Torvalds
Add MEMORY_DEVICE_PUBLIC case to free_zone_device_page callback. Device public type memory case is now able to free its pages properly. Signed-off-by: Alex Sierra <redacted> --- mm/memremap.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/mm/memremap.c b/mm/memremap.c
index 2c8898ed006f..b9a8ed089cc6 100644
--- a/mm/memremap.c
+++ b/mm/memremap.c@@ -460,7 +460,7 @@ struct dev_pagemap *get_dev_pagemap(unsigned long pfn, EXPORT_SYMBOL_GPL(get_dev_pagemap); #ifdef CONFIG_DEV_PAGEMAP_OPS -static void free_device_private_page(struct page *page) +static void free_device_page(struct page *page) { __ClearPageWaiters(page);
@@ -494,13 +494,14 @@ static void free_device_private_page(struct page *page) void free_zone_device_page(struct page *page) { switch (page->pgmap->type) { + case MEMORY_DEVICE_PRIVATE: + case MEMORY_DEVICE_PUBLIC: + free_device_page(page); + return; case MEMORY_DEVICE_FS_DAX: /* notify page idle */ wake_up_var(&page->_refcount); return; - case MEMORY_DEVICE_PRIVATE: - free_device_private_page(page); - return; default: return; }
--
2.32.0