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Date: Tue, 24 Aug 2021 22:48:23 -0500 From: Alex Sierra <alex.sierra@....com> To: akpm@...ux-foundation.org, Felix.Kuehling@....com, linux-mm@...ck.org, rcampbell@...dia.com, linux-ext4@...r.kernel.org, linux-xfs@...r.kernel.org Cc: amd-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org, hch@....de, jgg@...dia.com, jglisse@...hat.com Subject: [PATCH v1 09/14] mm: call pgmap->ops->page_free for DEVICE_PUBLIC pages 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 <alex.sierra@....com> --- 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
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