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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-10-27 19:22:23 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-10-27 19:22:23 +0100
commitd19f1d44e74322ae2a75dc07b7d44fecacd5bcfb (patch)
treeee8127be714d3ed59b31266aaaee2fb1d17a815a /include/linux/page_ext.h
parentabb0b3d96a1f9407dd66831ae33985a386d4200d (diff)
parentd6d5df1db6e9d7f8f76d2911707f7d5877251b02 (diff)
downloadtalos-op-linux-d19f1d44e74322ae2a75dc07b7d44fecacd5bcfb.tar.gz
talos-op-linux-d19f1d44e74322ae2a75dc07b7d44fecacd5bcfb.zip
Merge 5.4-rc5 into usb-next
We want the USB fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux/page_ext.h')
-rw-r--r--include/linux/page_ext.h10
1 files changed, 9 insertions, 1 deletions
diff --git a/include/linux/page_ext.h b/include/linux/page_ext.h
index 682fd465df06..cfce186f0c4e 100644
--- a/include/linux/page_ext.h
+++ b/include/linux/page_ext.h
@@ -18,7 +18,7 @@ struct page_ext_operations {
enum page_ext_flags {
PAGE_EXT_OWNER,
- PAGE_EXT_OWNER_ACTIVE,
+ PAGE_EXT_OWNER_ALLOCATED,
#if defined(CONFIG_IDLE_PAGE_TRACKING) && !defined(CONFIG_64BIT)
PAGE_EXT_YOUNG,
PAGE_EXT_IDLE,
@@ -36,6 +36,7 @@ struct page_ext {
unsigned long flags;
};
+extern unsigned long page_ext_size;
extern void pgdat_page_ext_init(struct pglist_data *pgdat);
#ifdef CONFIG_SPARSEMEM
@@ -52,6 +53,13 @@ static inline void page_ext_init(void)
struct page_ext *lookup_page_ext(const struct page *page);
+static inline struct page_ext *page_ext_next(struct page_ext *curr)
+{
+ void *next = curr;
+ next += page_ext_size;
+ return next;
+}
+
#else /* !CONFIG_PAGE_EXTENSION */
struct page_ext;
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