[PATCH 66/75] fcoe: convert to SKB paged frag API.

From: Ian Campbell
Date: Fri Aug 19 2011 - 09:33:05 EST


Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
Cc: Robert Love <robert.w.love@xxxxxxxxx>
Cc: "James E.J. Bottomley" <JBottomley@xxxxxxxxxxxxx>
Cc: devel@xxxxxxxxxxxxx
Cc: linux-scsi@xxxxxxxxxxxxxxx
Cc: linux-kernel@xxxxxxxxxxxxxxx
---
drivers/scsi/fcoe/fcoe.c | 2 +-
drivers/scsi/fcoe/fcoe_transport.c | 5 +++--
2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/scsi/fcoe/fcoe.c b/drivers/scsi/fcoe/fcoe.c
index ba710e3..3416ab6 100644
--- a/drivers/scsi/fcoe/fcoe.c
+++ b/drivers/scsi/fcoe/fcoe.c
@@ -1514,7 +1514,7 @@ int fcoe_xmit(struct fc_lport *lport, struct fc_frame *fp)
return -ENOMEM;
}
frag = &skb_shinfo(skb)->frags[skb_shinfo(skb)->nr_frags - 1];
- cp = kmap_atomic(frag->page, KM_SKB_DATA_SOFTIRQ)
+ cp = kmap_atomic(skb_frag_page(frag), KM_SKB_DATA_SOFTIRQ)
+ frag->page_offset;
} else {
cp = (struct fcoe_crc_eof *)skb_put(skb, tlen);
diff --git a/drivers/scsi/fcoe/fcoe_transport.c b/drivers/scsi/fcoe/fcoe_transport.c
index 41068e8..f6613f9 100644
--- a/drivers/scsi/fcoe/fcoe_transport.c
+++ b/drivers/scsi/fcoe/fcoe_transport.c
@@ -108,8 +108,9 @@ u32 fcoe_fc_crc(struct fc_frame *fp)
len = frag->size;
while (len > 0) {
clen = min(len, PAGE_SIZE - (off & ~PAGE_MASK));
- data = kmap_atomic(frag->page + (off >> PAGE_SHIFT),
- KM_SKB_DATA_SOFTIRQ);
+ data = kmap_atomic(
+ skb_frag_page(frag) + (off >> PAGE_SHIFT),
+ KM_SKB_DATA_SOFTIRQ);
crc = crc32(crc, data + (off & ~PAGE_MASK), clen);
kunmap_atomic(data, KM_SKB_DATA_SOFTIRQ);
off += clen;
--
1.7.2.5

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