The patch titled
Subject: [PATCH] mm, page_owner: make init_pages_in_zone() faster-fix
has been removed from the -mm tree. Its filename was
mm-page_owner-make-init_pages_in_zone-faster-fix.patch
This patch was dropped because it was folded into mm-page_owner-make-init_pages_in_zone-faster.patch
------------------------------------------------------
From: Vlastimil Babka <vbabka@xxxxxxx>
Subject: [PATCH] mm, page_owner: make init_pages_in_zone() faster-fix
don't duplicate code of __set_page_owner(), per Michal Hocko
Cc: Michal Hocko <mhocko@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/page_owner.c | 31 +++++++++++++------------------
1 file changed, 13 insertions(+), 18 deletions(-)
diff -puN mm/page_owner.c~mm-page_owner-make-init_pages_in_zone-faster-fix mm/page_owner.c
--- a/mm/page_owner.c~mm-page_owner-make-init_pages_in_zone-faster-fix
+++ a/mm/page_owner.c
@@ -165,17 +165,13 @@ static noinline depot_stack_handle_t sav
return handle;
}
-noinline void __set_page_owner(struct page *page, unsigned int order,
- gfp_t gfp_mask)
+static inline void __set_page_owner_handle(struct page_ext *page_ext,
+ depot_stack_handle_t handle, unsigned int order, gfp_t gfp_mask)
{
- struct page_ext *page_ext = lookup_page_ext(page);
struct page_owner *page_owner;
- if (unlikely(!page_ext))
- return;
-
page_owner = get_page_owner(page_ext);
- page_owner->handle = save_stack(gfp_mask);
+ page_owner->handle = handle;
page_owner->order = order;
page_owner->gfp_mask = gfp_mask;
page_owner->last_migrate_reason = -1;
@@ -183,18 +179,17 @@ noinline void __set_page_owner(struct pa
__set_bit(PAGE_EXT_OWNER, &page_ext->flags);
}
-static void __set_page_owner_init(struct page_ext *page_ext,
- depot_stack_handle_t handle)
+noinline void __set_page_owner(struct page *page, unsigned int order,
+ gfp_t gfp_mask)
{
- struct page_owner *page_owner;
+ struct page_ext *page_ext = lookup_page_ext(page);
+ depot_stack_handle_t handle;
- page_owner = get_page_owner(page_ext);
- page_owner->handle = handle;
- page_owner->order = 0;
- page_owner->gfp_mask = 0;
- page_owner->last_migrate_reason = -1;
+ if (unlikely(!page_ext))
+ return;
- __set_bit(PAGE_EXT_OWNER, &page_ext->flags);
+ handle = save_stack(gfp_mask);
+ __set_page_owner_handle(page_ext, handle, order, gfp_mask);
}
void __set_page_owner_migrate_reason(struct page *page, int reason)
@@ -582,12 +577,12 @@ static void init_pages_in_zone(pg_data_t
if (unlikely(!page_ext))
continue;
- /* Maybe overraping zone */
+ /* Maybe overlaping zone */
if (test_bit(PAGE_EXT_OWNER, &page_ext->flags))
continue;
/* Found early allocated page */
- __set_page_owner_init(page_ext, init_handle);
+ __set_page_owner_handle(page_ext, init_handle, 0, 0);
count++;
}
}
_
Patches currently in -mm which might be from vbabka@xxxxxxx are
mm-page_owner-make-init_pages_in_zone-faster.patch
mm-page_owner-make-init_pages_in_zone-faster-fix2.patch
mm-page_ext-periodically-reschedule-during-page_ext_init.patch
mm-page_owner-dont-grab-zone-lock-for-init_pages_in_zone.patch
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