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| author | Ingo Molnar <mingo@kernel.org> | 2019-11-19 09:00:45 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2019-11-19 09:00:45 +0100 |
| commit | 9f4813b531a0b8cc502fcfb142937fe4e9104d77 (patch) | |
| tree | 97ff9123582e2a9d0fd21b73cbd4abe728cafa93 /arch/x86/mm/pat_rbtree.c | |
| parent | x86/mm: Clean up the pmd_read_atomic() comments (diff) | |
| parent | Linux 5.4-rc8 (diff) | |
| download | linux-9f4813b531a0b8cc502fcfb142937fe4e9104d77.tar.gz linux-9f4813b531a0b8cc502fcfb142937fe4e9104d77.zip | |
Merge tag 'v5.4-rc8' into WIP.x86/mm, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/mm/pat_rbtree.c')
| -rw-r--r-- | arch/x86/mm/pat_rbtree.c | 19 |
1 files changed, 3 insertions, 16 deletions
diff --git a/arch/x86/mm/pat_rbtree.c b/arch/x86/mm/pat_rbtree.c index fa16036fa592..65ebe4b88f7c 100644 --- a/arch/x86/mm/pat_rbtree.c +++ b/arch/x86/mm/pat_rbtree.c @@ -54,23 +54,10 @@ static u64 get_subtree_max_end(struct rb_node *node) return ret; } -static u64 compute_subtree_max_end(struct memtype *data) -{ - u64 max_end = data->end, child_max_end; - - child_max_end = get_subtree_max_end(data->rb.rb_right); - if (child_max_end > max_end) - max_end = child_max_end; - - child_max_end = get_subtree_max_end(data->rb.rb_left); - if (child_max_end > max_end) - max_end = child_max_end; - - return max_end; -} +#define NODE_END(node) ((node)->end) -RB_DECLARE_CALLBACKS(static, memtype_rb_augment_cb, struct memtype, rb, - u64, subtree_max_end, compute_subtree_max_end) +RB_DECLARE_CALLBACKS_MAX(static, memtype_rb_augment_cb, + struct memtype, rb, u64, subtree_max_end, NODE_END) /* Find the first (lowest start addr) overlapping range from rb tree */ static struct memtype *memtype_rb_lowest_match(struct rb_root *root, |