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dccp: Upgrade NDP count from 3 to 6 bytes

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RFC 4340, 7.7 specifies up to 6 bytes for the NDP Count option, whereas the code
is currently limited to up to 3 bytes. This seems to be a relict of an earlier 
draft version and is brought up to date by the patch.

Signed-off-by: Gerrit Renker <gerrit@erg.abdn.ac.uk>
This commit is contained in:
Gerrit Renker
2008-07-13 11:51:40 +01:00
parent 2013c7e35a
commit 5b5d0e7048
5 changed files with 17 additions and 17 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
net/dccp/ccids/lib/packet_history.c
View File

@@ -153,7 +153,7 @@ void tfrc_rx_packet_history_exit(void)
static inline void tfrc_rx_hist_entry_from_skb(struct tfrc_rx_hist_entry *entry,
const struct sk_buff *skb,
const u32 ndp)
const u64 ndp)
{
const struct dccp_hdr *dh = dccp_hdr(skb);
@@ -166,7 +166,7 @@ static inline void tfrc_rx_hist_entry_from_skb(struct tfrc_rx_hist_entry *entry,
void tfrc_rx_hist_add_packet(struct tfrc_rx_hist *h,
const struct sk_buff *skb,
const u32 ndp)
const u64 ndp)
{
struct tfrc_rx_hist_entry *entry = tfrc_rx_hist_last_rcv(h);
@@ -356,7 +356,7 @@ static void __three_after_loss(struct tfrc_rx_hist *h)
*/
int tfrc_rx_handle_loss(struct tfrc_rx_hist *h,
struct tfrc_loss_hist *lh,
struct sk_buff *skb, u32 ndp,
struct sk_buff *skb, const u64 ndp,
u32 (*calc_first_li)(struct sock *), struct sock *sk)
{
int is_new_loss = 0;

6
net/dccp/ccids/lib/packet_history.h
View File

@@ -64,7 +64,7 @@ struct tfrc_rx_hist_entry {
u64 tfrchrx_seqno:48,
tfrchrx_ccval:4,
tfrchrx_type:4;
u32 tfrchrx_ndp; /* In fact it is from 8 to 24 bits */
u64 tfrchrx_ndp:48;
ktime_t tfrchrx_tstamp;
};
@@ -145,14 +145,14 @@ static inline int tfrc_rx_hist_new_loss_indicated(struct tfrc_rx_hist *h,
}
extern void tfrc_rx_hist_add_packet(struct tfrc_rx_hist *h,
const struct sk_buff *skb, const u32 ndp);
const struct sk_buff *skb, const u64 ndp);
extern int tfrc_rx_hist_duplicate(struct tfrc_rx_hist *h, struct sk_buff *skb);
struct tfrc_loss_hist;
extern int tfrc_rx_handle_loss(struct tfrc_rx_hist *h,
struct tfrc_loss_hist *lh,
struct sk_buff *skb, u32 ndp,
struct sk_buff *skb, const u64 ndp,
u32 (*first_li)(struct sock *sk),
struct sock *sk);
extern u32 tfrc_rx_hist_sample_rtt(struct tfrc_rx_hist *h,