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Commit 72a5f6a8 authored by Amitoj Kaur Chawla's avatar Amitoj Kaur Chawla Committed by Greg Kroah-Hartman
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staging: rdma: hfi1: Use offset_in_page macro 



Use offset_in_page macro instead of (var & ~PAGE_MASK)

The Coccinelle semantic patch used to make this change is as follows:
// <smpl>
@@
unsigned long p;
@@
- p & ~PAGE_MASK
+ offset_in_page(p)
// </smpl>

Signed-off-by: default avatarAmitoj Kaur Chawla <amitoj1606@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 809487c7

drivers/staging/rdma/hfi1/user_sdma.c

+2 −2
Original line number Diff line number Diff line
@@ -925,8 +925,8 @@ static int user_sdma_send_pkts(struct user_sdma_request *req, unsigned maxpkts) 
			unsigned pageidx, len;



			base = (unsigned long)iovec->iov.iov_base;

			offset = ((base + iovec->offset + iov_offset) &

				  ~PAGE_MASK);

			offset = offset_in_page(base + iovec->offset +

						iov_offset);

			pageidx = (((iovec->offset + iov_offset +

				     base) - (base & PAGE_MASK)) >> PAGE_SHIFT);

			len = offset + req->info.fragsize > PAGE_SIZE ?