linux-kernel - [UPDATED PATCH 57/62] dm: remove the second argument of k[un]map

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Message-Id: <1322466612-10919-1-git-send-email-amwang@redhat.com>
Date:	Mon, 28 Nov 2011 15:50:12 +0800
From:	Cong Wang <amwang@...hat.com>
To:	linux-kernel@...r.kernel.org
Cc:	akpm@...ux-foundation.org, Cong Wang <amwang@...hat.com>,
	Neil Brown <neilb@...e.de>, dm-devel@...hat.com,
	linux-raid@...r.kernel.org
Subject: [UPDATED PATCH 57/62] dm: remove the second argument of k[un]map_atomic()


Acked-by: Milan Broz <mbroz@...hat.com>
Signed-off-by: Cong Wang <amwang@...hat.com>

---
 drivers/md/dm-crypt.c |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
index 8c2a000..db6b516 100644
--- a/drivers/md/dm-crypt.c
+++ b/drivers/md/dm-crypt.c
@@ -590,9 +590,9 @@ static int crypt_iv_lmk_gen(struct crypt_config *cc, u8 *iv,
 	int r = 0;
 
 	if (bio_data_dir(dmreq->ctx->bio_in) == WRITE) {
-		src = kmap_atomic(sg_page(&dmreq->sg_in), KM_USER0);
+		src = kmap_atomic(sg_page(&dmreq->sg_in));
 		r = crypt_iv_lmk_one(cc, iv, dmreq, src + dmreq->sg_in.offset);
-		kunmap_atomic(src, KM_USER0);
+		kunmap_atomic(src);
 	} else
 		memset(iv, 0, cc->iv_size);
 
@@ -608,14 +608,14 @@ static int crypt_iv_lmk_post(struct crypt_config *cc, u8 *iv,
 	if (bio_data_dir(dmreq->ctx->bio_in) == WRITE)
 		return 0;
 
-	dst = kmap_atomic(sg_page(&dmreq->sg_out), KM_USER0);
+	dst = kmap_atomic(sg_page(&dmreq->sg_out));
 	r = crypt_iv_lmk_one(cc, iv, dmreq, dst + dmreq->sg_out.offset);
 
 	/* Tweak the first block of plaintext sector */
 	if (!r)
 		crypto_xor(dst + dmreq->sg_out.offset, iv, cc->iv_size);
 
-	kunmap_atomic(dst, KM_USER0);
+	kunmap_atomic(dst);
 	return r;
 }
 
-- 
1.7.4.4

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