From: Matthew Wilcox <willy@infradead.org>
To: linux-mm@kvack.org
Cc: akpm@linuxfoundation.org, Matthew Wilcox <mawilcox@microsoft.com>
Subject: [PATCH 8/8] mm: Remove reference to PG_buddy
Date: Wed, 20 Dec 2017 07:52:56 -0800 [thread overview]
Message-ID: <20171220155256.9841-9-willy@infradead.org> (raw)
In-Reply-To: <20171220155256.9841-1-willy@infradead.org>
From: Matthew Wilcox <mawilcox@microsoft.com>
PG_buddy doesn't exist any more. It's called PageBuddy now.
Signed-off-by: Matthew Wilcox <mawilcox@microsoft.com>
---
include/linux/mm_types.h | 15 ++++++++-------
1 file changed, 8 insertions(+), 7 deletions(-)
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index a517d210f177..06f16a451a53 100644
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
@@ -173,13 +173,14 @@ struct page {
};
union {
- unsigned long private; /* Mapping-private opaque data:
- * usually used for buffer_heads
- * if PagePrivate set; used for
- * swp_entry_t if PageSwapCache;
- * indicates order in the buddy
- * system if PG_buddy is set.
- */
+ /*
+ * Mapping-private opaque data:
+ * Usually used for buffer_heads if PagePrivate
+ * Used for swp_entry_t if PageSwapCache
+ * Indicates order in the buddy system if PageBuddy
+ */
+ unsigned long private;
+
#if USE_SPLIT_PTE_PTLOCKS
#if ALLOC_SPLIT_PTLOCKS
spinlock_t *ptl;
--
2.15.1
--
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next prev parent reply other threads:[~2017-12-20 15:53 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-20 15:52 [PATCH 0/8] Restructure struct page Matthew Wilcox
2017-12-20 15:52 ` [PATCH 1/8] mm: Align struct page more aesthetically Matthew Wilcox
2017-12-20 15:52 ` [PATCH 2/8] mm: De-indent struct page Matthew Wilcox
2017-12-20 15:52 ` [PATCH 3/8] mm: Remove misleading alignment claims Matthew Wilcox
2017-12-20 15:52 ` [PATCH 4/8] mm: Improve comment on page->mapping Matthew Wilcox
2017-12-20 15:52 ` [PATCH 5/8] mm: Introduce _slub_counter_t Matthew Wilcox
2017-12-20 15:52 ` [PATCH 6/8] mm: Store compound_dtor / compound_order as bytes Matthew Wilcox
2017-12-20 15:52 ` [PATCH 7/8] mm: Document how to use struct page Matthew Wilcox
2017-12-20 15:52 ` Matthew Wilcox [this message]
2017-12-20 15:55 ` [PATCH 0/8] Restructure " Matthew Wilcox
-- strict thread matches above, loose matches on Subject: below --
2017-12-16 16:44 Matthew Wilcox
2017-12-16 16:44 ` [PATCH 8/8] mm: Remove reference to PG_buddy Matthew Wilcox
2017-12-19 10:02 ` Michal Hocko
2017-12-19 15:53 ` Christopher Lameter
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