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Commit 0bc2763f authored by Geliang Tang's avatar Geliang Tang Committed by Greg Kroah-Hartman
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RDMA/amso1100: use offset_in_page macro 



Use offset_in_page macro instead of (addr & ~PAGE_MASK).

Signed-off-by: default avatarGeliang Tang <geliangtang@163.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent e1ab75dd

drivers/staging/rdma/amso1100/c2_alloc.c

+1 −1
Original line number Diff line number Diff line
@@ -131,7 +131,7 @@ void c2_free_mqsp(__be16 *mqsp) 
	*mqsp = (__force __be16) head->head;



	/* Compute the shared_ptr index */

	idx = ((unsigned long) mqsp & ~PAGE_MASK) >> 1;

	idx = (offset_in_page(mqsp)) >> 1;

	idx -= (unsigned long) &(((struct sp_chunk *) 0)->shared_ptr[0]) >> 1;



	/* Point this index at the head */

drivers/staging/rdma/amso1100/c2_provider.c

+1 −1
Original line number Diff line number Diff line
@@ -359,7 +359,7 @@ static struct ib_mr *c2_reg_phys_mr(struct ib_pd *ib_pd, 


	for (i = 0; i < num_phys_buf; i++) {



		if (buffer_list[i].addr & ~PAGE_MASK) {

		if (offset_in_page(buffer_list[i].addr)) {

			pr_debug("Unaligned Memory Buffer: 0x%x\n",

				(unsigned int) buffer_list[i].addr);

			return ERR_PTR(-EINVAL);