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NFS client bugfixes for Linux 5.1

Browse source 
Highlights include:
 
 Bugfixes:
 - Fix an Oops in SUNRPC back channel tracepoints
 - Fix a SUNRPC client regression when handling oversized replies
 - Fix the minimal size for SUNRPC reply buffer allocation
 - rpc_decode_header() must always return a non-zero value on error
 - Fix a typo in pnfs_update_layout()
 
 Cleanups:
 - Remove redundant check for the reply length in call_decode()
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Merge tag 'nfs-for-5.1-2' of git://git.linux-nfs.org/projects/trondmy/linux-nfs

Pull NFS client bugfixes from Trond Myklebust:
 "Highlights include:

  Bugfixes:
   - Fix an Oops in SUNRPC back channel tracepoints
   - Fix a SUNRPC client regression when handling oversized replies
   - Fix the minimal size for SUNRPC reply buffer allocation
   - rpc_decode_header() must always return a non-zero value on error
   - Fix a typo in pnfs_update_layout()

  Cleanup:
   - Remove redundant check for the reply length in call_decode()"

* tag 'nfs-for-5.1-2' of git://git.linux-nfs.org/projects/trondmy/linux-nfs:
  SUNRPC: Remove redundant check for the reply length in call_decode()
  SUNRPC: Handle the SYSTEM_ERR rpc error
  SUNRPC: rpc_decode_header() must always return a non-zero value on error
  SUNRPC: Use the ENOTCONN error on socket disconnect
  SUNRPC: Fix the minimal size for reply buffer allocation
  SUNRPC: Fix a client regression when handling oversized replies
  pNFS: Fix a typo in pnfs_update_layout
  fix null pointer deref in tracepoints in back channel
This commit is contained in:
Linus Torvalds 2019-03-16 12:28:18 -07:00
commit 465c209db8
5 changed files with 21 additions and 23 deletions
Download patch file Download diff file Expand all files Collapse all files

6
include/trace/events/sunrpc.h
View file

@ -712,7 +712,8 @@ TRACE_EVENT(xprt_transmit,
TP_fast_assign(
__entry->task_id = rqst->rq_task->tk_pid;
__entry->client_id = rqst->rq_task->tk_client->cl_clid;
__entry->client_id = rqst->rq_task->tk_client ?
rqst->rq_task->tk_client->cl_clid : -1;
__entry->xid = be32_to_cpu(rqst->rq_xid);
__entry->seqno = rqst->rq_seqno;
__entry->status = status;
@ -742,7 +743,8 @@ TRACE_EVENT(xprt_enq_xmit,
TP_fast_assign(
__entry->task_id = task->tk_pid;
__entry->client_id = task->tk_client->cl_clid;
__entry->client_id = task->tk_client ?
task->tk_client->cl_clid : -1;
__entry->xid = be32_to_cpu(task->tk_rqstp->rq_xid);
__entry->seqno = task->tk_rqstp->rq_seqno;
__entry->stage = stage;