Commit-ID: 1013fe32a63d1139b1b32049ea46c0c462738d8b Gitweb: http://git.kernel.org/tip/1013fe32a63d1139b1b32049ea46c0c462738d8b Author: Geliang Tang <geliangt...@gmail.com> AuthorDate: Mon, 19 Dec 2016 22:35:57 +0800 Committer: Thomas Gleixner <t...@linutronix.de> CommitDate: Sat, 4 Feb 2017 17:18:00 +0100
x86/mm/pat: Use rb_entry() To make the code clearer, use rb_entry() instead of open coding it Signed-off-by: Geliang Tang <geliangt...@gmail.com> Cc: Masahiro Yamada <yamada.masah...@socionext.com> Cc: Toshi Kani <toshi.k...@hpe.com> Cc: Paul Gortmaker <paul.gortma...@windriver.com> Link: http://lkml.kernel.org/r/974a91cd4ed2d04c92e4faa4765077e38f248d6b.1482157956.git.geliangt...@gmail.com Signed-off-by: Thomas Gleixner <t...@linutronix.de> --- arch/x86/mm/pat_rbtree.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/arch/x86/mm/pat_rbtree.c b/arch/x86/mm/pat_rbtree.c index 159b52c..d76485b 100644 --- a/arch/x86/mm/pat_rbtree.c +++ b/arch/x86/mm/pat_rbtree.c @@ -47,7 +47,7 @@ static u64 get_subtree_max_end(struct rb_node *node) { u64 ret = 0; if (node) { - struct memtype *data = container_of(node, struct memtype, rb); + struct memtype *data = rb_entry(node, struct memtype, rb); ret = data->subtree_max_end; } return ret; @@ -79,7 +79,7 @@ static struct memtype *memtype_rb_lowest_match(struct rb_root *root, struct memtype *last_lower = NULL; while (node) { - struct memtype *data = container_of(node, struct memtype, rb); + struct memtype *data = rb_entry(node, struct memtype, rb); if (get_subtree_max_end(node->rb_left) > start) { /* Lowest overlap if any must be on left side */ @@ -121,7 +121,7 @@ static struct memtype *memtype_rb_match(struct rb_root *root, node = rb_next(&match->rb); if (node) - match = container_of(node, struct memtype, rb); + match = rb_entry(node, struct memtype, rb); else match = NULL; } @@ -150,7 +150,7 @@ static int memtype_rb_check_conflict(struct rb_root *root, node = rb_next(&match->rb); while (node) { - match = container_of(node, struct memtype, rb); + match = rb_entry(node, struct memtype, rb); if (match->start >= end) /* Checked all possible matches */ goto success; @@ -181,7 +181,7 @@ static void memtype_rb_insert(struct rb_root *root, struct memtype *newdata) struct rb_node *parent = NULL; while (*node) { - struct memtype *data = container_of(*node, struct memtype, rb); + struct memtype *data = rb_entry(*node, struct memtype, rb); parent = *node; if (data->subtree_max_end < newdata->end) @@ -270,7 +270,7 @@ int rbt_memtype_copy_nth_element(struct memtype *out, loff_t pos) } if (node) { /* pos == i */ - struct memtype *this = container_of(node, struct memtype, rb); + struct memtype *this = rb_entry(node, struct memtype, rb); *out = *this; return 0; } else {
