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Message-Id: <20190211201643.7599-4-ira.weiny@intel.com>
Date: Mon, 11 Feb 2019 12:16:43 -0800
From: ira.weiny@...el.com
To: linux-rdma@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-mm@...ck.org, Daniel Borkmann <daniel@...earbox.net>,
Davidlohr Bueso <dave@...olabs.net>, netdev@...r.kernel.org
Cc: Mike Marciniszyn <mike.marciniszyn@...el.com>,
Dennis Dalessandro <dennis.dalessandro@...el.com>,
Doug Ledford <dledford@...hat.com>,
Jason Gunthorpe <jgg@...pe.ca>,
Andrew Morton <akpm@...ux-foundation.org>,
"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
Dan Williams <dan.j.williams@...el.com>,
Ira Weiny <ira.weiny@...el.com>
Subject: [PATCH 3/3] IB/HFI1: Use new get_user_pages_fast_longterm()
From: Ira Weiny <ira.weiny@...el.com>
Use the new get_user_pages_fast_longterm() call to protect against
FS DAX pages being mapped.
Signed-off-by: Ira Weiny <ira.weiny@...el.com>
---
drivers/infiniband/hw/hfi1/user_pages.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/infiniband/hw/hfi1/user_pages.c b/drivers/infiniband/hw/hfi1/user_pages.c
index 24b592c6522e..b94ab5385a09 100644
--- a/drivers/infiniband/hw/hfi1/user_pages.c
+++ b/drivers/infiniband/hw/hfi1/user_pages.c
@@ -105,7 +105,7 @@ int hfi1_acquire_user_pages(struct mm_struct *mm, unsigned long vaddr, size_t np
{
int ret;
- ret = get_user_pages_fast(vaddr, npages, writable, pages);
+ ret = get_user_pages_fast_longterm(vaddr, npages, writable, pages);
if (ret < 0)
return ret;
--
2.20.1
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