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authorAndy Grover <andy.grover@oracle.com>2010-01-12 23:15:02 +0300
committerAndy Grover <andy.grover@oracle.com>2010-09-09 05:11:33 +0400
commite779137aa76d38d5c33a98ed887092ae4e4f016f (patch)
treeaf0a34f9334bd11ca507d4e63a963c561ff981ae /net/rds/message.c
parent8690bfa17aea4c42da1bcf90a7af93d161eca624 (diff)
downloadlinux-e779137aa76d38d5c33a98ed887092ae4e4f016f.tar.xz
RDS: break out rdma and data ops into nested structs in rds_message
Clearly separate rdma-related variables in rm from data-related ones. This is in anticipation of adding atomic support. Signed-off-by: Andy Grover <andy.grover@oracle.com>
Diffstat (limited to 'net/rds/message.c')
-rw-r--r--net/rds/message.c30
1 files changed, 15 insertions, 15 deletions
diff --git a/net/rds/message.c b/net/rds/message.c
index 809656c2b25c..4421d160b1a4 100644
--- a/net/rds/message.c
+++ b/net/rds/message.c
@@ -63,17 +63,17 @@ static void rds_message_purge(struct rds_message *rm)
if (unlikely(test_bit(RDS_MSG_PAGEVEC, &rm->m_flags)))
return;
- for (i = 0; i < rm->m_nents; i++) {
- rdsdebug("putting data page %p\n", (void *)sg_page(&rm->m_sg[i]));
+ for (i = 0; i < rm->data.m_nents; i++) {
+ rdsdebug("putting data page %p\n", (void *)sg_page(&rm->data.m_sg[i]));
/* XXX will have to put_page for page refs */
- __free_page(sg_page(&rm->m_sg[i]));
+ __free_page(sg_page(&rm->data.m_sg[i]));
}
- rm->m_nents = 0;
+ rm->data.m_nents = 0;
- if (rm->m_rdma_op)
- rds_rdma_free_op(rm->m_rdma_op);
- if (rm->m_rdma_mr)
- rds_mr_put(rm->m_rdma_mr);
+ if (rm->rdma.m_rdma_op)
+ rds_rdma_free_op(rm->rdma.m_rdma_op);
+ if (rm->rdma.m_rdma_mr)
+ rds_mr_put(rm->rdma.m_rdma_mr);
}
void rds_message_inc_purge(struct rds_incoming *inc)
@@ -224,7 +224,7 @@ struct rds_message *rds_message_alloc(unsigned int nents, gfp_t gfp)
goto out;
if (nents)
- sg_init_table(rm->m_sg, nents);
+ sg_init_table(rm->data.m_sg, nents);
atomic_set(&rm->m_refcount, 1);
INIT_LIST_HEAD(&rm->m_sock_item);
INIT_LIST_HEAD(&rm->m_conn_item);
@@ -245,10 +245,10 @@ struct rds_message *rds_message_map_pages(unsigned long *page_addrs, unsigned in
set_bit(RDS_MSG_PAGEVEC, &rm->m_flags);
rm->m_inc.i_hdr.h_len = cpu_to_be32(total_len);
- rm->m_nents = ceil(total_len, PAGE_SIZE);
+ rm->data.m_nents = ceil(total_len, PAGE_SIZE);
- for (i = 0; i < rm->m_nents; ++i) {
- sg_set_page(&rm->m_sg[i],
+ for (i = 0; i < rm->data.m_nents; ++i) {
+ sg_set_page(&rm->data.m_sg[i],
virt_to_page(page_addrs[i]),
PAGE_SIZE, 0);
}
@@ -278,7 +278,7 @@ struct rds_message *rds_message_copy_from_user(struct iovec *first_iov,
/*
* now allocate and copy in the data payload.
*/
- sg = rm->m_sg;
+ sg = rm->data.m_sg;
iov = first_iov;
iov_off = 0;
sg_off = 0; /* Dear gcc, sg->page will be null from kzalloc. */
@@ -289,7 +289,7 @@ struct rds_message *rds_message_copy_from_user(struct iovec *first_iov,
GFP_HIGHUSER);
if (ret)
goto out;
- rm->m_nents++;
+ rm->data.m_nents++;
sg_off = 0;
}
@@ -348,7 +348,7 @@ int rds_message_inc_copy_to_user(struct rds_incoming *inc,
iov = first_iov;
iov_off = 0;
- sg = rm->m_sg;
+ sg = rm->data.m_sg;
vec_off = 0;
copied = 0;