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| author | Ying Xue <ying.xue@windriver.com> | 2013-10-18 07:23:15 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-10-18 13:20:42 -0400 |
| commit | 9446b87addd90a067b21c726aedd3c42694c1780 (patch) | |
| tree | e87770cf1526e863e68feedac896e2133d79f607 /net/tipc/link.c | |
| parent | 5c0a0fc81f4dc786b42c4fc9c7c72ba635406ab5 (diff) | |
| download | linux-9446b87addd90a067b21c726aedd3c42694c1780.tar.bz2 | |
tipc: remove iovec length parameter from all sending functions
tipc_msg_build() now copies message data from iovec to skb_buff
using memcpy_fromiovecend(), which doesn't need to be passed the
iovec length to perform the copying.
So we remove the parameter indicating iovec length in all
functions where TIPC messages are built and sent.
Signed-off-by: Ying Xue <ying.xue@windriver.com>
Reviewed-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Jon Maloy <jon.maloy@ericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/tipc/link.c')
| -rw-r--r-- | net/tipc/link.c | 25 |
1 files changed, 10 insertions, 15 deletions
diff --git a/net/tipc/link.c b/net/tipc/link.c index 0cc3d9015c5d..b02a6dc4efe4 100644 --- a/net/tipc/link.c +++ b/net/tipc/link.c @@ -97,8 +97,7 @@ static int link_recv_changeover_msg(struct tipc_link **l_ptr, static void link_set_supervision_props(struct tipc_link *l_ptr, u32 tolerance); static int link_send_sections_long(struct tipc_port *sender, struct iovec const *msg_sect, - u32 num_sect, unsigned int total_len, - u32 destnode); + unsigned int len, u32 destnode); static void link_state_event(struct tipc_link *l_ptr, u32 event); static void link_reset_statistics(struct tipc_link *l_ptr); static void link_print(struct tipc_link *l_ptr, const char *str); @@ -1065,8 +1064,7 @@ static int link_send_buf_fast(struct tipc_link *l_ptr, struct sk_buff *buf, */ int tipc_link_send_sections_fast(struct tipc_port *sender, struct iovec const *msg_sect, - const u32 num_sect, unsigned int total_len, - u32 destaddr) + unsigned int len, u32 destaddr) { struct tipc_msg *hdr = &sender->phdr; struct tipc_link *l_ptr; @@ -1080,8 +1078,7 @@ again: * Try building message using port's max_pkt hint. * (Must not hold any locks while building message.) */ - res = tipc_msg_build(hdr, msg_sect, num_sect, total_len, - sender->max_pkt, &buf); + res = tipc_msg_build(hdr, msg_sect, len, sender->max_pkt, &buf); /* Exit if build request was invalid */ if (unlikely(res < 0)) return res; @@ -1121,8 +1118,7 @@ exit: if ((msg_hdr_sz(hdr) + res) <= sender->max_pkt) goto again; - return link_send_sections_long(sender, msg_sect, - num_sect, total_len, + return link_send_sections_long(sender, msg_sect, len, destaddr); } tipc_node_unlock(node); @@ -1133,8 +1129,8 @@ exit: if (buf) return tipc_reject_msg(buf, TIPC_ERR_NO_NODE); if (res >= 0) - return tipc_port_reject_sections(sender, hdr, msg_sect, num_sect, - total_len, TIPC_ERR_NO_NODE); + return tipc_port_reject_sections(sender, hdr, msg_sect, + len, TIPC_ERR_NO_NODE); return res; } @@ -1154,13 +1150,12 @@ exit: */ static int link_send_sections_long(struct tipc_port *sender, struct iovec const *msg_sect, - u32 num_sect, unsigned int total_len, - u32 destaddr) + unsigned int len, u32 destaddr) { struct tipc_link *l_ptr; struct tipc_node *node; struct tipc_msg *hdr = &sender->phdr; - u32 dsz = total_len; + u32 dsz = len; u32 max_pkt, fragm_sz, rest; struct tipc_msg fragm_hdr; struct sk_buff *buf, *buf_chain, *prev; @@ -1283,8 +1278,8 @@ reject: buf = buf_chain->next; kfree_skb(buf_chain); } - return tipc_port_reject_sections(sender, hdr, msg_sect, num_sect, - total_len, TIPC_ERR_NO_NODE); + return tipc_port_reject_sections(sender, hdr, msg_sect, + len, TIPC_ERR_NO_NODE); } /* Append chain of fragments to send queue & send them */ |