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X25: Move interrupt flag to bitfield

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Moves the x25 interrupt flag from char into bitfield.

Signed-off-by: Andrew Hendry <andrew.hendry@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
andrew hendry 2010-05-16 23:00:02 +00:00 • committed by David S. Miller
parent cb863ffd4a
commit b7792e34cb
4 changed files with 7 additions and 4 deletions
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3
include/net/x25.h
View file

@ -115,6 +115,7 @@ enum {
/* Bitset in x25_sock->flags for misc flags */
#define X25_Q_BIT_FLAG 0
#define X25_INTERRUPT_FLAG 1
/**
* struct x25_route - x25 routing entry
@ -149,7 +150,7 @@ struct x25_sock {
struct x25_address source_addr, dest_addr;
struct x25_neigh *neighbour;
unsigned int lci, cudmatchlength;
unsigned char state, condition, intflag, accptapprv;
unsigned char state, condition, accptapprv;
unsigned short vs, vr, va, vl;
unsigned long t2, t21, t22, t23;
unsigned short fraglen;

1
net/x25/af_x25.c
View file

@ -641,6 +641,7 @@ static struct sock *x25_make_new(struct sock *osk)
x25->cudmatchlength = ox25->cudmatchlength;
x25->accptapprv = ox25->accptapprv;
clear_bit(X25_INTERRUPT_FLAG, &x25->flags);
x25_init_timers(sk);
out:
return sk;

2
net/x25/x25_in.c
View file

@ -273,7 +273,7 @@ static int x25_state3_machine(struct sock *sk, struct sk_buff *skb, int frametyp
break;
case X25_INTERRUPT_CONFIRMATION:
x25->intflag = 0;
clear_bit(X25_INTERRUPT_FLAG, &x25->flags);
break;
case X25_INTERRUPT:

5
net/x25/x25_out.c
View file

@ -148,8 +148,9 @@ void x25_kick(struct sock *sk)
/*
* Transmit interrupt data.
*/
if (!x25->intflag && skb_peek(&x25->interrupt_out_queue) != NULL) {
x25->intflag = 1;
if (skb_peek(&x25->interrupt_out_queue) != NULL &&
!test_and_set_bit(X25_INTERRUPT_FLAG, &x25->flags)) {
skb = skb_dequeue(&x25->interrupt_out_queue);
x25_transmit_link(skb, x25->neighbour);
}