Save the operation ID to be used with a call that we're making for display
through /proc/net/rxrpc_calls. This helps debugging stuck operations as we
then know what they are.
Signed-off-by: David Howells <[EMAIL PROTECTED]>
---
fs/afs/fsclient.c | 32 +++++++++++++++++++++++---------
fs/afs/rxrpc.c | 1 +
fs/afs/vlclient.c | 2 ++
include/net/af_rxrpc.h | 1 +
net/rxrpc/af_rxrpc.c | 3 +++
net/rxrpc/ar-internal.h | 1 +
net/rxrpc/ar-proc.c | 7 ++++---
7 files changed, 35 insertions(+), 12 deletions(-)
diff --git a/fs/afs/fsclient.c b/fs/afs/fsclient.c
index 04584c0..a468f2d 100644
--- a/fs/afs/fsclient.c
+++ b/fs/afs/fsclient.c
@@ -287,6 +287,7 @@ int afs_fs_fetch_file_status(struct afs_server *server,
call->reply2 = volsync;
call->service_id = FS_SERVICE;
call->port = htons(AFS_FS_PORT);
+ call->operation_ID = htonl(FSFETCHSTATUS);
/* marshall the parameters */
bp = call->request;
@@ -316,7 +317,7 @@ static int afs_deliver_fs_fetch_data(struct afs_call *call,
case 0:
call->offset = 0;
call->unmarshall++;
- if (call->operation_ID != FSFETCHDATA64) {
+ if (call->operation_ID != htonl(FSFETCHDATA64)) {
call->unmarshall++;
goto no_msw;
}
@@ -464,7 +465,7 @@ static int afs_fs_fetch_data64(struct afs_server *server,
call->reply3 = buffer;
call->service_id = FS_SERVICE;
call->port = htons(AFS_FS_PORT);
- call->operation_ID = FSFETCHDATA64;
+ call->operation_ID = htonl(FSFETCHDATA64);
/* marshall the parameters */
bp = call->request;
@@ -509,7 +510,7 @@ int afs_fs_fetch_data(struct afs_server *server,
call->reply3 = buffer;
call->service_id = FS_SERVICE;
call->port = htons(AFS_FS_PORT);
- call->operation_ID = FSFETCHDATA;
+ call->operation_ID = htonl(FSFETCHDATA);
/* marshall the parameters */
bp = call->request;
@@ -577,6 +578,7 @@ int afs_fs_give_up_callbacks(struct afs_server *server,
call->service_id = FS_SERVICE;
call->port = htons(AFS_FS_PORT);
+ call->operation_ID = htonl(FSGIVEUPCALLBACKS);
/* marshall the parameters */
bp = call->request;
@@ -683,10 +685,11 @@ int afs_fs_create(struct afs_server *server,
call->reply4 = newcb;
call->service_id = FS_SERVICE;
call->port = htons(AFS_FS_PORT);
+ call->operation_ID = htonl(S_ISDIR(mode) ? FSMAKEDIR : FSCREATEFILE);
/* marshall the parameters */
bp = call->request;
- *bp++ = htonl(S_ISDIR(mode) ? FSMAKEDIR : FSCREATEFILE);
+ *bp++ = call->operation_ID;
*bp++ = htonl(vnode->fid.vid);
*bp++ = htonl(vnode->fid.vnode);
*bp++ = htonl(vnode->fid.unique);
@@ -772,10 +775,11 @@ int afs_fs_remove(struct afs_server *server,
call->reply = vnode;
call->service_id = FS_SERVICE;
call->port = htons(AFS_FS_PORT);
+ call->operation_ID = htonl(isdir ? FSREMOVEDIR : FSREMOVEFILE);
/* marshall the parameters */
bp = call->request;
- *bp++ = htonl(isdir ? FSREMOVEDIR : FSREMOVEFILE);
+ *bp++ = call->operation_ID;
*bp++ = htonl(vnode->fid.vid);
*bp++ = htonl(vnode->fid.vnode);
*bp++ = htonl(vnode->fid.unique);
@@ -857,6 +861,7 @@ int afs_fs_link(struct afs_server *server,
call->reply2 = vnode;
call->service_id = FS_SERVICE;
call->port = htons(AFS_FS_PORT);
+ call->operation_ID = htonl(FSLINK);
/* marshall the parameters */
bp = call->request;
@@ -954,6 +959,7 @@ int afs_fs_symlink(struct afs_server *server,
call->reply3 = newstatus;
call->service_id = FS_SERVICE;
call->port = htons(AFS_FS_PORT);
+ call->operation_ID = htonl(FSSYMLINK);
/* marshall the parameters */
bp = call->request;
@@ -1062,6 +1068,7 @@ int afs_fs_rename(struct afs_server *server,
call->reply2 = new_dvnode;
call->service_id = FS_SERVICE;
call->port = htons(AFS_FS_PORT);
+ call->operation_ID = htonl(FSRENAME);
/* marshall the parameters */
bp = call->request;
@@ -1178,6 +1185,7 @@ static int afs_fs_store_data64(struct afs_server *server,
call->last_to = to;
call->send_pages = true;
call->store_version = vnode->status.data_version + 1;
+ call->operation_ID = htonl(FSSTOREDATA64);
/* marshall the parameters */
bp = call->request;
@@ -1255,6 +1263,7 @@ int afs_fs_store_data(struct afs_server *server, struct
afs_writeback *wb,
call->last_to = to;
call->send_pages = true;
call->store_version = vnode->status.data_version + 1;
+ call->operation_ID = htonl(FSSTOREDATA);
/* marshall the parameters */
bp = call->request;
@@ -1303,7 +1312,8 @@ static int afs_deliver_fs_store_status(struct afs_call
*call,
/* unmarshall the reply once we've received all of it */
store_version = NULL;
- if (call->operation_ID == FSSTOREDATA)
+ if (call->operation_ID == htonl(FSSTOREDATA) ||
+ call->operation_ID == htonl(FSSTOREDATA64))
store_version = &call->store_version;
bp = call->buffer;
@@ -1365,7 +1375,7 @@ static int afs_fs_setattr_size64(struct afs_server
*server, struct key *key,
call->service_id = FS_SERVICE;
call->port = htons(AFS_FS_PORT);
call->store_version = vnode->status.data_version + 1;
- call->operation_ID = FSSTOREDATA;
+ call->operation_ID = htonl(FSSTOREDATA64);
/* marshall the parameters */
bp = call->request;
@@ -1416,7 +1426,7 @@ static int afs_fs_setattr_size(struct afs_server *server,
struct key *key,
call->service_id = FS_SERVICE;
call->port = htons(AFS_FS_PORT);
call->store_version = vnode->status.data_version + 1;
- call->operation_ID = FSSTOREDATA;
+ call->operation_ID = htonl(FSSTOREDATA);
/* marshall the parameters */
bp = call->request;
@@ -1462,7 +1472,7 @@ int afs_fs_setattr(struct afs_server *server, struct key
*key,
call->reply = vnode;
call->service_id = FS_SERVICE;
call->port = htons(AFS_FS_PORT);
- call->operation_ID = FSSTORESTATUS;
+ call->operation_ID = htonl(FSSTORESTATUS);
/* marshall the parameters */
bp = call->request;
@@ -1742,6 +1752,7 @@ int afs_fs_get_volume_status(struct afs_server *server,
call->reply3 = tmpbuf;
call->service_id = FS_SERVICE;
call->port = htons(AFS_FS_PORT);
+ call->operation_ID = htonl(FSGETVOLUMESTATUS);
/* marshall the parameters */
bp = call->request;
@@ -1828,6 +1839,7 @@ int afs_fs_set_lock(struct afs_server *server,
call->reply = vnode;
call->service_id = FS_SERVICE;
call->port = htons(AFS_FS_PORT);
+ call->operation_ID = htonl(FSSETLOCK);
/* marshall the parameters */
bp = call->request;
@@ -1861,6 +1873,7 @@ int afs_fs_extend_lock(struct afs_server *server,
call->reply = vnode;
call->service_id = FS_SERVICE;
call->port = htons(AFS_FS_PORT);
+ call->operation_ID = htonl(FSEXTENDLOCK);
/* marshall the parameters */
bp = call->request;
@@ -1893,6 +1906,7 @@ int afs_fs_release_lock(struct afs_server *server,
call->reply = vnode;
call->service_id = FS_SERVICE;
call->port = htons(AFS_FS_PORT);
+ call->operation_ID = htonl(FSRELEASELOCK);
/* marshall the parameters */
bp = call->request;
diff --git a/fs/afs/rxrpc.c b/fs/afs/rxrpc.c
index bde3f19..348caf4 100644
--- a/fs/afs/rxrpc.c
+++ b/fs/afs/rxrpc.c
@@ -336,6 +336,7 @@ int afs_make_call(struct in_addr *addr, struct afs_call
*call, gfp_t gfp,
/* create a call */
rxcall = rxrpc_kernel_begin_call(afs_socket, &srx, call->key,
+ ntohl(call->operation_ID),
(unsigned long) call, gfp);
call->key = NULL;
if (IS_ERR(rxcall)) {
diff --git a/fs/afs/vlclient.c b/fs/afs/vlclient.c
index 36c1306..60ddd4f 100644
--- a/fs/afs/vlclient.c
+++ b/fs/afs/vlclient.c
@@ -170,6 +170,7 @@ int afs_vl_get_entry_by_name(struct in_addr *addr,
call->reply = entry;
call->service_id = VL_SERVICE;
call->port = htons(AFS_VL_PORT);
+ call->operation_ID = htonl(VLGETENTRYBYNAME);
/* marshall the parameters */
bp = call->request;
@@ -206,6 +207,7 @@ int afs_vl_get_entry_by_id(struct in_addr *addr,
call->reply = entry;
call->service_id = VL_SERVICE;
call->port = htons(AFS_VL_PORT);
+ call->operation_ID = htonl(VLGETENTRYBYID);
/* marshall the parameters */
bp = call->request;
diff --git a/include/net/af_rxrpc.h b/include/net/af_rxrpc.h
index 00c2eaa..7e99733 100644
--- a/include/net/af_rxrpc.h
+++ b/include/net/af_rxrpc.h
@@ -38,6 +38,7 @@ extern void rxrpc_kernel_intercept_rx_messages(struct socket
*,
extern struct rxrpc_call *rxrpc_kernel_begin_call(struct socket *,
struct sockaddr_rxrpc *,
struct key *,
+ u32,
unsigned long,
gfp_t);
extern int rxrpc_kernel_send_data(struct rxrpc_call *, struct msghdr *,
diff --git a/net/rxrpc/af_rxrpc.c b/net/rxrpc/af_rxrpc.c
index d638945..bd59665 100644
--- a/net/rxrpc/af_rxrpc.c
+++ b/net/rxrpc/af_rxrpc.c
@@ -253,6 +253,7 @@ static struct rxrpc_transport
*rxrpc_name_to_transport(struct socket *sock,
* @sock: The socket on which to make the call
* @srx: The address of the peer to contact (defaults to socket setting)
* @key: The security context to use (defaults to socket setting)
+ * @operation_ID: The operation ID for this call (debugging only)
* @user_call_ID: The ID to use
*
* Allow a kernel service to begin a call on the nominated socket. This just
@@ -265,6 +266,7 @@ static struct rxrpc_transport
*rxrpc_name_to_transport(struct socket *sock,
struct rxrpc_call *rxrpc_kernel_begin_call(struct socket *sock,
struct sockaddr_rxrpc *srx,
struct key *key,
+ u32 operation_ID,
unsigned long user_call_ID,
gfp_t gfp)
{
@@ -313,6 +315,7 @@ struct rxrpc_call *rxrpc_kernel_begin_call(struct socket
*sock,
call = rxrpc_get_client_call(rx, trans, bundle, user_call_ID, true,
gfp);
rxrpc_put_bundle(trans, bundle);
+ call->op_id = operation_ID;
out:
rxrpc_put_transport(trans);
release_sock(&rx->sk);
diff --git a/net/rxrpc/ar-internal.h b/net/rxrpc/ar-internal.h
index 58aaf89..f362e7e 100644
--- a/net/rxrpc/ar-internal.h
+++ b/net/rxrpc/ar-internal.h
@@ -367,6 +367,7 @@ struct rxrpc_call {
RXRPC_CALL_DEAD, /* - call is dead */
} state;
int debug_id; /* debug ID for printks */
+ u32 op_id; /* operation ID (for debugging
only) */
u8 channel; /* connection channel occupied
by this call */
/* transmission-phase ACK management */
diff --git a/net/rxrpc/ar-proc.c b/net/rxrpc/ar-proc.c
index 2e83ce3..521b826 100644
--- a/net/rxrpc/ar-proc.c
+++ b/net/rxrpc/ar-proc.c
@@ -53,8 +53,8 @@ static int rxrpc_call_seq_show(struct seq_file *seq, void *v)
if (v == &rxrpc_calls) {
seq_puts(seq,
"Proto Local Remote "
- " SvID ConnID CallID End Use State Abort "
- " UserID\n");
+ " SvID ConnID CallID OpID End Use State "
+ " Abort UserID\n");
return 0;
}
@@ -70,13 +70,14 @@ static int rxrpc_call_seq_show(struct seq_file *seq, void
*v)
ntohs(trans->peer->srx.transport.sin.sin_port));
seq_printf(seq,
- "UDP %-22.22s %-22.22s %4x %08x %08x %s %3u"
+ "UDP %-22.22s %-22.22s %4x %08x %08x %08x %s %3u"
" %-8.8s %08x %lx\n",
lbuff,
rbuff,
ntohs(call->conn->service_id),
ntohl(call->conn->cid),
ntohl(call->call_id),
+ call->op_id,
call->conn->in_clientflag ? "Svc" : "Clt",
atomic_read(&call->usage),
rxrpc_call_states[call->state],
-
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