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9p: remove duplicate client state 

Now that we are passing client state into the transport modules, remove
duplicate state which is present in transport private structures.

Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
This commit is contained in:
Eric Van Hensbergen 2008-10-13 18:45:24 -05:00 committed by Eric Van Hensbergen
parent 8b81ef589a
commit bead27f0a8
1 changed files with 11 additions and 15 deletions
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26
net/9p/trans_fd.c
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@ -145,8 +145,6 @@ struct p9_poll_wait {
* struct p9_conn - fd mux connection state information
* @lock: protects mux_list (?)
* @mux_list: list link for mux to manage multiple connections (?)
* @msize: maximum size for connection (dup)
* @extended: 9p2000.u flag (dup)
* @client: reference to client instance for this connection
* @tagpool: id accounting for transactions
* @err: error state
@ -170,8 +168,6 @@ struct p9_poll_wait {
struct p9_conn {
spinlock_t lock; /* protect lock structure */
struct list_head mux_list;
int msize;
unsigned char extended;
struct p9_client *client;
struct p9_idpool *tagpool;
int err;
@ -289,8 +285,6 @@ static struct p9_conn *p9_conn_create(struct p9_client *client)
spin_lock_init(&m->lock);
INIT_LIST_HEAD(&m->mux_list);
m->msize = client->msize;
m->extended = client->dotu;
m->client = client;
m->tagpool = p9_idpool_create();
if (IS_ERR(m->tagpool)) {
@ -584,7 +578,7 @@ static void process_request(struct p9_conn *m, struct p9_req *req)
P9_DPRINTK(P9_DEBUG_MUX, "Rerror %.*s\n", ename->len,
ename->str);
if (m->extended)
if (m->client->dotu)
req->err = -ecode;
if (!req->err) {
@ -629,7 +623,8 @@ static void p9_read_work(struct work_struct *work)
if (!m->rcall) {
m->rcall =
kmalloc(sizeof(struct p9_fcall) + m->msize, GFP_KERNEL);
kmalloc(sizeof(struct p9_fcall) + m->client->msize,
GFP_KERNEL);
if (!m->rcall) {
err = -ENOMEM;
goto error;
@ -640,7 +635,8 @@ static void p9_read_work(struct work_struct *work)
}
clear_bit(Rpending, &m->wsched);
err = p9_fd_read(m->client, m->rbuf + m->rpos, m->msize - m->rpos);
err = p9_fd_read(m->client, m->rbuf + m->rpos,
m->client->msize - m->rpos);
P9_DPRINTK(P9_DEBUG_MUX, "mux %p got %d bytes\n", m, err);
if (err == -EAGAIN) {
clear_bit(Rworksched, &m->wsched);
@ -653,7 +649,7 @@ static void p9_read_work(struct work_struct *work)
m->rpos += err;
while (m->rpos > 4) {
n = le32_to_cpu(*(__le32 *) m->rbuf);
if (n >= m->msize) {
if (n >= m->client->msize) {
P9_DPRINTK(P9_DEBUG_ERROR,
"requested packet size too big: %d\n", n);
err = -EIO;
@ -664,7 +660,7 @@ static void p9_read_work(struct work_struct *work)
break;
err =
p9_deserialize_fcall(m->rbuf, n, m->rcall, m->extended);
p9_deserialize_fcall(m->rbuf, n, m->rcall, m->client->dotu);
if (err < 0)
goto error;
@ -673,7 +669,7 @@ static void p9_read_work(struct work_struct *work)
char buf[150];
p9_printfcall(buf, sizeof(buf), m->rcall,
m->extended);
m->client->dotu);
printk(KERN_NOTICE ">>> %p %s\n", m, buf);
}
#endif
@ -681,8 +677,8 @@ static void p9_read_work(struct work_struct *work)
rcall = m->rcall;
rbuf = m->rbuf;
if (m->rpos > n) {
m->rcall = kmalloc(sizeof(struct p9_fcall) + m->msize,
GFP_KERNEL);
m->rcall = kmalloc(sizeof(struct p9_fcall) +
m->client->msize, GFP_KERNEL);
if (!m->rcall) {
err = -ENOMEM;
goto error;
@ -798,7 +794,7 @@ static struct p9_req *p9_send_request(struct p9_conn *m,
if ((p9_debug_level&P9_DEBUG_FCALL) == P9_DEBUG_FCALL) {
char buf[150];
p9_printfcall(buf, sizeof(buf), tc, m->extended);
p9_printfcall(buf, sizeof(buf), tc, m->client->dotu);
printk(KERN_NOTICE "<<< %p %s\n", m, buf);
}
#endif