The patch titled
Subject: ksm: validate STABLE_NODE_DUP_HEAD conditional to gcc version
has been removed from the -mm tree. Its filename was
ksm-introduce-ksm_max_page_sharing-per-page-deduplication-limit-fix-3.patch
This patch was dropped because it was folded into ksm-introduce-ksm_max_page_sharing-per-page-deduplication-limit.patch
------------------------------------------------------
From: Andrea Arcangeli <aarcange@xxxxxxxxxx>
Subject: ksm: validate STABLE_NODE_DUP_HEAD conditional to gcc version
BUILD_BUG_ON can only validate this successfully on recent gcc.
Signed-off-by: Andrea Arcangeli <aarcange@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/ksm.c | 2 ++
1 file changed, 2 insertions(+)
diff -puN mm/ksm.c~ksm-introduce-ksm_max_page_sharing-per-page-deduplication-limit-fix-3 mm/ksm.c
--- a/mm/ksm.c~ksm-introduce-ksm_max_page_sharing-per-page-deduplication-limit-fix-3
+++ a/mm/ksm.c
@@ -621,8 +621,10 @@ static void remove_node_from_stable_tree
* from &migrate_nodes. This will verify that future list.h changes
* don't break STABLE_NODE_DUP_HEAD.
*/
+#if GCC_VERSION >= 40903 /* only recent gcc can handle it */
BUILD_BUG_ON(STABLE_NODE_DUP_HEAD <= &migrate_nodes);
BUILD_BUG_ON(STABLE_NODE_DUP_HEAD >= &migrate_nodes + 1);
+#endif
if (stable_node->head == &migrate_nodes)
list_del(&stable_node->list);
_
Patches currently in -mm which might be from aarcange@xxxxxxxxxx are
ksm-introduce-ksm_max_page_sharing-per-page-deduplication-limit.patch
--
To unsubscribe from this list: send the line "unsubscribe mm-commits" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
