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Commit c2d26a96 authored by David S. Miller's avatar David S. Miller
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Merge davem@nuts.davemloft.net:/disk1/BK/net-2.6 

into kernel.bkbits.net:/home/davem/net-2.6
parents 63d5381e fa58cfcf
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Showing with 719 additions and 442 deletions
crypto/crypto_null.c
View file @ c2d26a96
......@@ -94,6 +94,10 @@ static struct crypto_alg cipher_null = {
.cia_decrypt = null_decrypt } }
};
MODULE_ALIAS("compress_null");
MODULE_ALIAS("digest_null");
MODULE_ALIAS("cipher_null");
static int __init init(void)
{
int ret = 0;
......
drivers/atm/Kconfig
View file @ c2d26a96
......@@ -385,6 +385,15 @@ config ATM_FORE200E_SBA_FW
not have to supply an alternative one. They just say Y to "Use
default SBA-200E firmware", above.
config ATM_FORE200E_USE_TASKLET
bool "Defer interrupt work to a tasklet"
depends on (PCI || SBUS) && (ATM_FORE200E_PCA || ATM_FORE200E_SBA)
default n
help
This defers work to be done by the interrupt handler to a
tasklet instead of hanlding everything at interrupt time. This
may improve the responsive of the host.
config ATM_FORE200E_TX_RETRY
int "Maximum number of tx retries"
depends on (PCI || SBUS) && (ATM_FORE200E_PCA || ATM_FORE200E_SBA)
......
drivers/atm/fore200e.c
View file @ c2d26a96
This diff is collapsed.
drivers/atm/fore200e.h
View file @ c2d26a96
......@@ -23,19 +23,21 @@
#define BUFFER_S2_SIZE SMALL_BUFFER_SIZE /* size of small buffers, scheme 2 */
#define BUFFER_L2_SIZE LARGE_BUFFER_SIZE /* size of large buffers, scheme 2 */
#define BUFFER_S1_NBR (RBD_BLK_SIZE * 2)
#define BUFFER_L1_NBR (RBD_BLK_SIZE * 2)
#define BUFFER_S1_NBR (RBD_BLK_SIZE * 6)
#define BUFFER_L1_NBR (RBD_BLK_SIZE * 4)
#define BUFFER_S2_NBR (RBD_BLK_SIZE * 2)
#define BUFFER_L2_NBR (RBD_BLK_SIZE * 2)
#define BUFFER_S2_NBR (RBD_BLK_SIZE * 6)
#define BUFFER_L2_NBR (RBD_BLK_SIZE * 4)
#define QUEUE_SIZE_CMD 16 /* command queue capacity */
#define QUEUE_SIZE_RX 64 /* receive queue capacity */
#define QUEUE_SIZE_TX 256 /* transmit queue capacity */
#define QUEUE_SIZE_BS 16 /* buffer supply queue capacity */
#define QUEUE_SIZE_BS 32 /* buffer supply queue capacity */
#define NBR_CONNECT 1024 /* number of ATM connections */
#define FORE200E_VPI_BITS 0
#define FORE200E_VCI_BITS 10
#define NBR_CONNECT (1 << (FORE200E_VPI_BITS + FORE200E_VCI_BITS)) /* number of connections */
#define TSD_FIXED 2
......@@ -207,6 +209,7 @@ typedef struct tpd_haddr {
)
} tpd_haddr_t;
#define TPD_HADDR_SHIFT 5 /* addr aligned on 32 byte boundary */
/* cp resident transmit queue entry */
......@@ -522,8 +525,10 @@ typedef struct host_txq_entry {
struct tpd* tpd; /* addr of transmit PDU descriptor */
u32 tpd_dma; /* DMA address of tpd */
struct sk_buff* skb; /* related skb */
struct atm_vcc* vcc; /* related vcc */
void* data; /* copy of misaligned data */
unsigned long incarn; /* vc_map incarnation when submitted for tx */
struct fore200e_vc_map* vc_map;
} host_txq_entry_t;
......@@ -576,6 +581,10 @@ typedef struct buffer {
enum buffer_scheme scheme; /* buffer scheme */
enum buffer_magn magn; /* buffer magnitude */
struct chunk data; /* data buffer */
#ifdef FORE200E_BSQ_DEBUG
unsigned long index; /* buffer # in queue */
int supplied; /* 'buffer supplied' flag */
#endif
} buffer_t;
......@@ -602,6 +611,7 @@ typedef struct host_cmdq {
typedef struct host_txq {
struct host_txq_entry host_entry[ QUEUE_SIZE_TX ]; /* host resident tx queue entries */
int head; /* head of tx queue */
int tail; /* tail of tx queue */
struct chunk tpd; /* array of tpds */
struct chunk status; /* arry of completion status */
int txing; /* number of pending PDUs in tx queue */
......@@ -626,8 +636,8 @@ typedef struct host_bsq {
struct chunk rbd_block; /* array of rbds */
struct chunk status; /* array of completion status */
struct buffer* buffer; /* array of rx buffers */
int free; /* index of first free rx buffer */
volatile int count; /* count of supplied rx buffers */
struct buffer* freebuf; /* list of free rx buffers */
volatile int freebuf_count; /* count of free rx buffers */
} host_bsq_t;
......@@ -847,6 +857,17 @@ typedef struct fore200e_bus {
#endif
/* vc mapping */
typedef struct fore200e_vc_map {
struct atm_vcc* vcc; /* vcc entry */
unsigned long incarn; /* vcc incarnation number */
} fore200e_vc_map_t;
#define FORE200E_VC_MAP(fore200e, vpi, vci) \
(& (fore200e)->vc_map[ ((vpi) << FORE200E_VCI_BITS) | (vci) ])
/* per-device data */
typedef struct fore200e {
......@@ -880,8 +901,15 @@ typedef struct fore200e {
struct stats* stats; /* last snapshot of the stats */
struct semaphore rate_sf; /* protects rate reservation ops */
struct tasklet_struct tasklet; /* performs interrupt work */
spinlock_t q_lock; /* protects queue ops */
#ifdef FORE200E_USE_TASKLET
struct tasklet_struct tx_tasklet; /* performs tx interrupt work */
struct tasklet_struct rx_tasklet; /* performs rx interrupt work */
#endif
unsigned long tx_sat; /* tx queue saturation count */
unsigned long incarn_count;
struct fore200e_vc_map vc_map[ NBR_CONNECT ]; /* vc mapping */
} fore200e_t;
......@@ -894,6 +922,8 @@ typedef struct fore200e_vcc {
int rx_max_pdu; /* size of largest PDU received */
int tx_min_pdu; /* size of smallest PDU transmitted */
int tx_max_pdu; /* size of largest PDU transmitted */
unsigned long tx_pdu; /* nbr of tx pdus */
unsigned long rx_pdu; /* nbr of rx pdus */
} fore200e_vcc_t;
......
include/linux/if.h
View file @ c2d26a96
......@@ -21,6 +21,7 @@
#include <linux/types.h> /* for "__kernel_caddr_t" et al */
#include <linux/socket.h> /* for "struct sockaddr" et al */
#include <linux/compiler.h> /* for "__user" et al */
#define IFNAMSIZ 16
#include <linux/hdlc/ioctl.h>
......
include/linux/tcp_diag.h
View file @ c2d26a96
......@@ -98,9 +98,10 @@ enum
TCPDIAG_NONE,
TCPDIAG_MEMINFO,
TCPDIAG_INFO,
TCPDIAG_VEGASINFO,
};
#define TCPDIAG_MAX TCPDIAG_INFO
#define TCPDIAG_MAX TCPDIAG_VEGASINFO
/* TCPDIAG_MEM */
......@@ -113,4 +114,14 @@ struct tcpdiag_meminfo
__u32 tcpdiag_tmem;
};
/* TCPDIAG_VEGASINFO */
struct tcpvegas_info {
__u32 tcpv_enabled;
__u32 tcpv_rttcnt;
__u32 tcpv_rtt;
__u32 tcpv_minrtt;
};
#endif /* _TCP_DIAG_H_ */
net/ipv4/tcp_diag.c
View file @ c2d26a96
......@@ -50,6 +50,7 @@ static int tcpdiag_fill(struct sk_buff *skb, struct sock *sk,
struct nlmsghdr *nlh;
struct tcp_info *info = NULL;
struct tcpdiag_meminfo *minfo = NULL;
struct tcpvegas_info *vinfo = NULL;
unsigned char *b = skb->tail;
nlh = NLMSG_PUT(skb, pid, seq, TCPDIAG_GETSOCK, sizeof(*r));
......@@ -59,6 +60,9 @@ static int tcpdiag_fill(struct sk_buff *skb, struct sock *sk,
minfo = TCPDIAG_PUT(skb, TCPDIAG_MEMINFO, sizeof(*minfo));
if (ext & (1<<(TCPDIAG_INFO-1)))
info = TCPDIAG_PUT(skb, TCPDIAG_INFO, sizeof(*info));
if (tcp_is_vegas(tp) && (ext & (1<<(TCPDIAG_VEGASINFO-1))))
vinfo = TCPDIAG_PUT(skb, TCPDIAG_VEGASINFO, sizeof(*vinfo));
}
r->tcpdiag_family = sk->sk_family;
r->tcpdiag_state = sk->sk_state;
......@@ -196,6 +200,13 @@ static int tcpdiag_fill(struct sk_buff *skb, struct sock *sk,
info->tcpi_reordering = tp->reordering;
}
if (vinfo) {
vinfo->tcpv_enabled = tp->vegas.doing_vegas_now;
vinfo->tcpv_rttcnt = tp->vegas.cntRTT;
vinfo->tcpv_rtt = tp->vegas.baseRTT;
vinfo->tcpv_minrtt = tp->vegas.minRTT;
}
nlh->nlmsg_len = skb->tail - b;
return skb->len;
......
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