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rds: remove the second argument of k[un]map_atomic() 

Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Cong Wang <amwang@redhat.com>
This commit is contained in:
Cong Wang 2011-11-25 23:14:40 +08:00 committed by Cong Wang
parent 0352bc550c
commit 6114eab535
7 changed files with 16 additions and 21 deletions
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7
net/rds/ib_recv.c
View File

@ -763,7 +763,7 @@ static void rds_ib_cong_recv(struct rds_connection *conn,
to_copy = min(RDS_FRAG_SIZE - frag_off, PAGE_SIZE - map_off);
BUG_ON(to_copy & 7); /* Must be 64bit aligned. */
addr = kmap_atomic(sg_page(&frag->f_sg), KM_SOFTIRQ0);
addr = kmap_atomic(sg_page(&frag->f_sg));
src = addr + frag_off;
dst = (void *)map->m_page_addrs[map_page] + map_off;
@ -773,7 +773,7 @@ static void rds_ib_cong_recv(struct rds_connection *conn,
uncongested |= ~(*src) & *dst;
*dst++ = *src++;
}
kunmap_atomic(addr, KM_SOFTIRQ0);
kunmap_atomic(addr);
copied += to_copy;
@ -919,8 +919,7 @@ static void rds_ib_process_recv(struct rds_connection *conn,
rds_ib_cong_recv(conn, ibinc);
else {
rds_recv_incoming(conn, conn->c_faddr, conn->c_laddr,
&ibinc->ii_inc, GFP_ATOMIC,
KM_SOFTIRQ0);
&ibinc->ii_inc, GFP_ATOMIC);
state->ack_next = be64_to_cpu(hdr->h_sequence);
state->ack_next_valid = 1;
}

6
net/rds/info.c
View File

@ -104,7 +104,7 @@ EXPORT_SYMBOL_GPL(rds_info_deregister_func);
void rds_info_iter_unmap(struct rds_info_iterator *iter)
{
if (iter->addr) {
kunmap_atomic(iter->addr, KM_USER0);
kunmap_atomic(iter->addr);
iter->addr = NULL;
}
}
@ -119,7 +119,7 @@ void rds_info_copy(struct rds_info_iterator *iter, void *data,
while (bytes) {
if (!iter->addr)
iter->addr = kmap_atomic(*iter->pages, KM_USER0);
iter->addr = kmap_atomic(*iter->pages);
this = min(bytes, PAGE_SIZE - iter->offset);
@ -134,7 +134,7 @@ void rds_info_copy(struct rds_info_iterator *iter, void *data,
iter->offset += this;
if (iter->offset == PAGE_SIZE) {
kunmap_atomic(iter->addr, KM_USER0);
kunmap_atomic(iter->addr);
iter->addr = NULL;
iter->offset = 0;
iter->pages++;

7
net/rds/iw_recv.c
View File

@ -598,7 +598,7 @@ static void rds_iw_cong_recv(struct rds_connection *conn,
to_copy = min(RDS_FRAG_SIZE - frag_off, PAGE_SIZE - map_off);
BUG_ON(to_copy & 7); /* Must be 64bit aligned. */
addr = kmap_atomic(frag->f_page, KM_SOFTIRQ0);
addr = kmap_atomic(frag->f_page);
src = addr + frag_off;
dst = (void *)map->m_page_addrs[map_page] + map_off;
@ -608,7 +608,7 @@ static void rds_iw_cong_recv(struct rds_connection *conn,
uncongested |= ~(*src) & *dst;
*dst++ = *src++;
}
kunmap_atomic(addr, KM_SOFTIRQ0);
kunmap_atomic(addr);
copied += to_copy;
@ -754,8 +754,7 @@ static void rds_iw_process_recv(struct rds_connection *conn,
rds_iw_cong_recv(conn, iwinc);
else {
rds_recv_incoming(conn, conn->c_faddr, conn->c_laddr,
&iwinc->ii_inc, GFP_ATOMIC,
KM_SOFTIRQ0);
&iwinc->ii_inc, GFP_ATOMIC);
state->ack_next = be64_to_cpu(hdr->h_sequence);
state->ack_next_valid = 1;
}

2
net/rds/loop.c
View File

@ -79,7 +79,7 @@ static int rds_loop_xmit(struct rds_connection *conn, struct rds_message *rm,
rds_message_addref(rm);
rds_recv_incoming(conn, conn->c_laddr, conn->c_faddr, &rm->m_inc,
GFP_KERNEL, KM_USER0);
GFP_KERNEL);
rds_send_drop_acked(conn, be64_to_cpu(rm->m_inc.i_hdr.h_sequence),
NULL);

2
net/rds/rds.h
View File

@ -704,7 +704,7 @@ void rds_inc_init(struct rds_incoming *inc, struct rds_connection *conn,
__be32 saddr);
void rds_inc_put(struct rds_incoming *inc);
void rds_recv_incoming(struct rds_connection *conn, __be32 saddr, __be32 daddr,
struct rds_incoming *inc, gfp_t gfp, enum km_type km);
struct rds_incoming *inc, gfp_t gfp);
int rds_recvmsg(struct kiocb *iocb, struct socket *sock, struct msghdr *msg,
size_t size, int msg_flags);
void rds_clear_recv_queue(struct rds_sock *rs);

2
net/rds/recv.c
View File

@ -155,7 +155,7 @@ static void rds_recv_incoming_exthdrs(struct rds_incoming *inc, struct rds_sock
* tell us which roles the addrs in the conn are playing for this message.
*/
void rds_recv_incoming(struct rds_connection *conn, __be32 saddr, __be32 daddr,
struct rds_incoming *inc, gfp_t gfp, enum km_type km)
struct rds_incoming *inc, gfp_t gfp)
{
struct rds_sock *rs = NULL;
struct sock *sk;

11
net/rds/tcp_recv.c
View File

@ -169,7 +169,6 @@ static void rds_tcp_cong_recv(struct rds_connection *conn,
struct rds_tcp_desc_arg {
struct rds_connection *conn;
gfp_t gfp;
enum km_type km;
};
static int rds_tcp_data_recv(read_descriptor_t *desc, struct sk_buff *skb,
@ -255,7 +254,7 @@ static int rds_tcp_data_recv(read_descriptor_t *desc, struct sk_buff *skb,
else
rds_recv_incoming(conn, conn->c_faddr,
conn->c_laddr, &tinc->ti_inc,
arg->gfp, arg->km);
arg->gfp);
tc->t_tinc_hdr_rem = sizeof(struct rds_header);
tc->t_tinc_data_rem = 0;
@ -272,8 +271,7 @@ out:
}
/* the caller has to hold the sock lock */
static int rds_tcp_read_sock(struct rds_connection *conn, gfp_t gfp,
enum km_type km)
static int rds_tcp_read_sock(struct rds_connection *conn, gfp_t gfp)
{
struct rds_tcp_connection *tc = conn->c_transport_data;
struct socket *sock = tc->t_sock;
@ -283,7 +281,6 @@ static int rds_tcp_read_sock(struct rds_connection *conn, gfp_t gfp,
/* It's like glib in the kernel! */
arg.conn = conn;
arg.gfp = gfp;
arg.km = km;
desc.arg.data = &arg;
desc.error = 0;
desc.count = 1; /* give more than one skb per call */
@ -311,7 +308,7 @@ int rds_tcp_recv(struct rds_connection *conn)
rdsdebug("recv worker conn %p tc %p sock %p\n", conn, tc, sock);
lock_sock(sock->sk);
ret = rds_tcp_read_sock(conn, GFP_KERNEL, KM_USER0);
ret = rds_tcp_read_sock(conn, GFP_KERNEL);
release_sock(sock->sk);
return ret;
@ -336,7 +333,7 @@ void rds_tcp_data_ready(struct sock *sk, int bytes)
ready = tc->t_orig_data_ready;
rds_tcp_stats_inc(s_tcp_data_ready_calls);
if (rds_tcp_read_sock(conn, GFP_ATOMIC, KM_SOFTIRQ0) == -ENOMEM)
if (rds_tcp_read_sock(conn, GFP_ATOMIC) == -ENOMEM)
queue_delayed_work(rds_wq, &conn->c_recv_w, 0);
out:
read_unlock_bh(&sk->sk_callback_lock);