3.2.51-rc1 review patch. If anyone has any objections, please let me know.
------------------
From: Cong Wang <amwang@xxxxxxxxxx>
commit b85417860172ff693dc115d7999805fc240cec1c upstream.
Signed-off-by: Cong Wang <amwang@xxxxxxxxxx>
[bwh: Cherry-picked for 3.2 to let the next fix apply cleanly]
Signed-off-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx>
---
net/sunrpc/auth_gss/gss_krb5_wrap.c | 4 ++--
net/sunrpc/socklib.c | 4 ++--
net/sunrpc/xdr.c | 20 ++++++++++----------
net/sunrpc/xprtrdma/rpc_rdma.c | 8 ++++----
4 files changed, 18 insertions(+), 18 deletions(-)
diff --git a/net/sunrpc/auth_gss/gss_krb5_wrap.c b/net/sunrpc/auth_gss/gss_krb5_wrap.c
index 2763e3e..38f388c 100644
--- a/net/sunrpc/auth_gss/gss_krb5_wrap.c
+++ b/net/sunrpc/auth_gss/gss_krb5_wrap.c
@@ -82,9 +82,9 @@ gss_krb5_remove_padding(struct xdr_buf *buf, int blocksize)
>>PAGE_CACHE_SHIFT;
unsigned int offset = (buf->page_base + len - 1)
& (PAGE_CACHE_SIZE - 1);
- ptr = kmap_atomic(buf->pages[last], KM_USER0);
+ ptr = kmap_atomic(buf->pages[last]);
pad = *(ptr + offset);
- kunmap_atomic(ptr, KM_USER0);
+ kunmap_atomic(ptr);
goto out;
} else
len -= buf->page_len;
diff --git a/net/sunrpc/socklib.c b/net/sunrpc/socklib.c
index 145e6784..0a648c5 100644
--- a/net/sunrpc/socklib.c
+++ b/net/sunrpc/socklib.c
@@ -114,7 +114,7 @@ ssize_t xdr_partial_copy_from_skb(struct xdr_buf *xdr, unsigned int base, struct
}
len = PAGE_CACHE_SIZE;
- kaddr = kmap_atomic(*ppage, KM_SKB_SUNRPC_DATA);
+ kaddr = kmap_atomic(*ppage);
if (base) {
len -= base;
if (pglen < len)
@@ -127,7 +127,7 @@ ssize_t xdr_partial_copy_from_skb(struct xdr_buf *xdr, unsigned int base, struct
ret = copy_actor(desc, kaddr, len);
}
flush_dcache_page(*ppage);
- kunmap_atomic(kaddr, KM_SKB_SUNRPC_DATA);
+ kunmap_atomic(kaddr);
copied += ret;
if (ret != len || !desc->count)
goto out;
diff --git a/net/sunrpc/xdr.c b/net/sunrpc/xdr.c
index 593f4c6..b97a3dd 100644
--- a/net/sunrpc/xdr.c
+++ b/net/sunrpc/xdr.c
@@ -122,9 +122,9 @@ xdr_terminate_string(struct xdr_buf *buf, const u32 len)
{
char *kaddr;
- kaddr = kmap_atomic(buf->pages[0], KM_USER0);
+ kaddr = kmap_atomic(buf->pages[0]);
kaddr[buf->page_base + len] = '\0';
- kunmap_atomic(kaddr, KM_USER0);
+ kunmap_atomic(kaddr);
}
EXPORT_SYMBOL_GPL(xdr_terminate_string);
@@ -232,12 +232,12 @@ _shift_data_right_pages(struct page **pages, size_t pgto_base,
pgto_base -= copy;
pgfrom_base -= copy;
- vto = kmap_atomic(*pgto, KM_USER0);
- vfrom = kmap_atomic(*pgfrom, KM_USER1);
+ vto = kmap_atomic(*pgto);
+ vfrom = kmap_atomic(*pgfrom);
memmove(vto + pgto_base, vfrom + pgfrom_base, copy);
flush_dcache_page(*pgto);
- kunmap_atomic(vfrom, KM_USER1);
- kunmap_atomic(vto, KM_USER0);
+ kunmap_atomic(vfrom);
+ kunmap_atomic(vto);
} while ((len -= copy) != 0);
}
@@ -267,9 +267,9 @@ _copy_to_pages(struct page **pages, size_t pgbase, const char *p, size_t len)
if (copy > len)
copy = len;
- vto = kmap_atomic(*pgto, KM_USER0);
+ vto = kmap_atomic(*pgto);
memcpy(vto + pgbase, p, copy);
- kunmap_atomic(vto, KM_USER0);
+ kunmap_atomic(vto);
len -= copy;
if (len == 0)
@@ -311,9 +311,9 @@ _copy_from_pages(char *p, struct page **pages, size_t pgbase, size_t len)
if (copy > len)
copy = len;
- vfrom = kmap_atomic(*pgfrom, KM_USER0);
+ vfrom = kmap_atomic(*pgfrom);
memcpy(p, vfrom + pgbase, copy);
- kunmap_atomic(vfrom, KM_USER0);
+ kunmap_atomic(vfrom);
pgbase += copy;
if (pgbase == PAGE_CACHE_SIZE) {
diff --git a/net/sunrpc/xprtrdma/rpc_rdma.c b/net/sunrpc/xprtrdma/rpc_rdma.c
index 554d081..1776e57 100644
--- a/net/sunrpc/xprtrdma/rpc_rdma.c
+++ b/net/sunrpc/xprtrdma/rpc_rdma.c
@@ -338,9 +338,9 @@ rpcrdma_inline_pullup(struct rpc_rqst *rqst, int pad)
curlen = copy_len;
dprintk("RPC: %s: page %d destp 0x%p len %d curlen %d\n",
__func__, i, destp, copy_len, curlen);
- srcp = kmap_atomic(ppages[i], KM_SKB_SUNRPC_DATA);
+ srcp = kmap_atomic(ppages[i]);
memcpy(destp, srcp+page_base, curlen);
- kunmap_atomic(srcp, KM_SKB_SUNRPC_DATA);
+ kunmap_atomic(srcp);
rqst->rq_svec[0].iov_len += curlen;
destp += curlen;
copy_len -= curlen;
@@ -639,10 +639,10 @@ rpcrdma_inline_fixup(struct rpc_rqst *rqst, char *srcp, int copy_len, int pad)
dprintk("RPC: %s: page %d"
" srcp 0x%p len %d curlen %d\n",
__func__, i, srcp, copy_len, curlen);
- destp = kmap_atomic(ppages[i], KM_SKB_SUNRPC_DATA);
+ destp = kmap_atomic(ppages[i]);
memcpy(destp + page_base, srcp, curlen);
flush_dcache_page(ppages[i]);
- kunmap_atomic(destp, KM_SKB_SUNRPC_DATA);
+ kunmap_atomic(destp);
srcp += curlen;
copy_len -= curlen;
if (copy_len == 0)
--
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