summaryrefslogtreecommitdiff
path: root/mm/ksm.c
diff options
context:
space:
mode:
authorNick Desaulniers <ndesaulniers@google.com>2021-09-10 16:40:40 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2021-09-13 10:18:28 -0700
commitadac17e3f61f54927b961d97bd303dd5795a307b (patch)
tree6e340d1823c145b199b01ccdf04239455c5ef986 /mm/ksm.c
parent4eb6bd55cfb22ffc20652732340c4962f3ac9a91 (diff)
mm/ksm: remove old GCC 4.9+ check
The minimum supported version of GCC has been raised to GCC 5.1. Signed-off-by: Nick Desaulniers <ndesaulniers@google.com> Reviewed-by: Kees Cook <keescook@chromium.org> Reviewed-by: Nathan Chancellor <nathan@kernel.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/ksm.c')
-rw-r--r--mm/ksm.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/mm/ksm.c b/mm/ksm.c
index 025338128cd9..a5716fdec1aa 100644
--- a/mm/ksm.c
+++ b/mm/ksm.c
@@ -651,10 +651,8 @@ static void remove_node_from_stable_tree(struct stable_node *stable_node)
* from &migrate_nodes. This will verify that future list.h changes
* don't break STABLE_NODE_DUP_HEAD. Only recent gcc can handle it.
*/
-#if defined(GCC_VERSION) && GCC_VERSION >= 40903
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);