From 3c1091aa94d6c973cfb3eab17afdb4565f8a4ae6 Mon Sep 17 00:00:00 2001 From: Ira Weiny Date: Thu, 28 Jul 2016 12:27:31 -0400 Subject: [PATCH] IB/hfi1: Consolidate __mmu_rb_remove and hfi1_mmu_rb_remove __mmu_rb_remove was called in only 1 place which was a very simple call site. Combine this function into its caller. Reviewed-by: Dean Luick Signed-off-by: Ira Weiny Signed-off-by: Doug Ledford --- drivers/infiniband/hw/hfi1/mmu_rb.c | 26 +++++++++----------------- 1 file changed, 9 insertions(+), 17 deletions(-) diff --git a/drivers/infiniband/hw/hfi1/mmu_rb.c b/drivers/infiniband/hw/hfi1/mmu_rb.c index 525d58afb354..b845adf9fc0e 100644 --- a/drivers/infiniband/hw/hfi1/mmu_rb.c +++ b/drivers/infiniband/hw/hfi1/mmu_rb.c @@ -200,22 +200,6 @@ static struct mmu_rb_node *__mmu_rb_search(struct mmu_rb_handler *handler, return node; } -/* Caller must *not* hold handler lock. */ -static void __mmu_rb_remove(struct mmu_rb_handler *handler, - struct mmu_rb_node *node, struct mm_struct *mm) -{ - unsigned long flags; - - /* Validity of handler and node pointers has been checked by caller. */ - hfi1_cdbg(MMU, "Removing node addr 0x%llx, len %u", node->addr, - node->len); - spin_lock_irqsave(&handler->lock, flags); - __mmu_int_rb_remove(node, handler->root); - spin_unlock_irqrestore(&handler->lock, flags); - - handler->ops->remove(handler->root, node, mm); -} - struct mmu_rb_node *hfi1_mmu_rb_extract(struct rb_root *root, unsigned long addr, unsigned long len) { @@ -237,12 +221,20 @@ struct mmu_rb_node *hfi1_mmu_rb_extract(struct rb_root *root, void hfi1_mmu_rb_remove(struct rb_root *root, struct mmu_rb_node *node) { + unsigned long flags; struct mmu_rb_handler *handler = find_mmu_handler(root); if (!handler || !node) return; - __mmu_rb_remove(handler, node, NULL); + /* Validity of handler and node pointers has been checked by caller. */ + hfi1_cdbg(MMU, "Removing node addr 0x%llx, len %u", node->addr, + node->len); + spin_lock_irqsave(&handler->lock, flags); + __mmu_int_rb_remove(node, handler->root); + spin_unlock_irqrestore(&handler->lock, flags); + + handler->ops->remove(handler->root, node, NULL); } static struct mmu_rb_handler *find_mmu_handler(struct rb_root *root) -- 2.39.5