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[06/13] IB/hfi1: update to new mmu_notifier semantic

Message ID A503C24F5B2FB844864C0DD400A8F742BE12B1@ORSMSX113.amr.corp.intel.com (mailing list archive)
State Not Applicable
Headers show

Commit Message

Arumugam, Kamenee Sept. 6, 2017, 2:08 p.m. UTC 
Tested this patch with hfi1 driver and no issue found. 

Tested-by: Kamenee Arumugam <kamenee.arumugam@intel.com>


-----Original Message-----
From: linux-rdma-owner@vger.kernel.org [mailto:linux-rdma-owner@vger.kernel.org] On Behalf Of Jérôme Glisse

Sent: Tuesday, August 29, 2017 7:55 PM
To: linux-kernel@vger.kernel.org; linux-mm@kvack.org
Cc: Jérôme Glisse <jglisse@redhat.com>; linux-rdma@vger.kernel.org; Luick, Dean <dean.luick@intel.com>; Weiny, Ira <ira.weiny@intel.com>; Doug Ledford <dledford@redhat.com>; Kirill A . Shutemov <kirill.shutemov@linux.intel.com>; Andrew Morton <akpm@linux-foundation.org>; Linus Torvalds <torvalds@linux-foundation.org>; Andrea Arcangeli <aarcange@redhat.com>
Subject: [PATCH 06/13] IB/hfi1: update to new mmu_notifier semantic

Call to mmu_notifier_invalidate_page() are replaced by call to
mmu_notifier_invalidate_range() and thus call are bracketed by call to mmu_notifier_invalidate_range_start()/end()

Remove now useless invalidate_page callback.

Signed-off-by: Jérôme Glisse <jglisse@redhat.com>

Cc: linux-rdma@vger.kernel.org
Cc: Dean Luick <dean.luick@intel.com>
Cc: Ira Weiny <ira.weiny@intel.com>
Cc: Doug Ledford <dledford@redhat.com>
Cc: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Andrea Arcangeli <aarcange@redhat.com>
---
 drivers/infiniband/hw/hfi1/mmu_rb.c | 9 ---------
 1 file changed, 9 deletions(-)

-	.invalidate_page = mmu_notifier_page,
 	.invalidate_range_start = mmu_notifier_range_start,  };
 
@@ -285,12 +282,6 @@ void hfi1_mmu_rb_remove(struct mmu_rb_handler *handler,
 	handler->ops->remove(handler->ops_arg, node);  }
 
-static inline void mmu_notifier_page(struct mmu_notifier *mn,
-				     struct mm_struct *mm, unsigned long addr)
-{
-	mmu_notifier_mem_invalidate(mn, mm, addr, addr + PAGE_SIZE);
-}
-
 static inline void mmu_notifier_range_start(struct mmu_notifier *mn,
 					    struct mm_struct *mm,
 					    unsigned long start,
--
2.13.5

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diff mbox

Patch

diff --git a/drivers/infiniband/hw/hfi1/mmu_rb.c b/drivers/infiniband/hw/hfi1/mmu_rb.c
index ccbf52c8ff6f..e4b56a0dd6d0 100644
--- a/drivers/infiniband/hw/hfi1/mmu_rb.c
+++ b/drivers/infiniband/hw/hfi1/mmu_rb.c
@@ -67,8 +67,6 @@  struct mmu_rb_handler {
 
 static unsigned long mmu_node_start(struct mmu_rb_node *);  static unsigned long mmu_node_last(struct mmu_rb_node *); -static inline void mmu_notifier_page(struct mmu_notifier *, struct mm_struct *,
-				     unsigned long);
 static inline void mmu_notifier_range_start(struct mmu_notifier *,
 					    struct mm_struct *,
 					    unsigned long, unsigned long); @@ -82,7 +80,6 @@ static void do_remove(struct mmu_rb_handler *handler,  static void handle_remove(struct work_struct *work);
 
 static const struct mmu_notifier_ops mn_opts = {