Re: [PATCH 03/10] mm/ksm: remove old GCC 4.9+ check
From: Nathan Chancellor <nathan@kernel.org>
Date: 2021-09-11 00:07:58
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On Fri, Sep 10, 2021 at 04:40:40PM -0700, Nick Desaulniers wrote:
The minimum supported version of GCC has been raised to GCC 5.1. Signed-off-by: Nick Desaulniers <redacted>
Reviewed-by: Nathan Chancellor <nathan@kernel.org> This is technically new for clang but arm64 allmodconfig does not complain.
quoted hunk ↗ jump to hunk
--- mm/ksm.c | 2 -- 1 file changed, 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.
Probably worth removing the recent GCC comment.
*/ -#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); -- 2.33.0.309.g3052b89438-goog