diff options
| author |   David Howells <dhowells@redhat.com> | 2022-02-25 16:24:03 +0000 |
|---|---|---|
| committer | David Howells <dhowells@redhat.com> | 2022-03-18 09:24:00 +0000 |
| commit | 5c88705e2aeaee5521b8586e68bef47aab359914 (patch) | |
| tree | a0a39bce0078f3f34a863b661980af57d9392664 /include/trace | |
| parent | netfs: Trace refcounting on the netfs_io_subrequest struct (diff) | |
| download | linux-dev-5c88705e2aeaee5521b8586e68bef47aab359914.tar.xz linux-dev-5c88705e2aeaee5521b8586e68bef47aab359914.zip | |
netfs: Adjust the netfs_failure tracepoint to indicate non-subreq lines
Adjust the netfs_failure tracepoint to indicate a subrequest number of -1
when it's a full-request failure unrelated to any particular subrequest,
such as a failure to encrypt its data buffer.
Signed-off-by: David Howells <dhowells@redhat.com>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
cc: linux-cachefs@redhat.com
Link: https://lore.kernel.org/r/164623001948.3564931.2353852999649380059.stgit@warthog.procyon.org.uk/ # v1
Link: https://lore.kernel.org/r/164678204587.1200972.14893513018190383961.stgit@warthog.procyon.org.uk/ # v2
Link: https://lore.kernel.org/r/164692903233.2099075.15414355147237641274.stgit@warthog.procyon.org.uk/ # v3
Diffstat (limited to 'include/trace')
| -rw-r--r-- | include/trace/events/netfs.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/include/trace/events/netfs.h b/include/trace/events/netfs.h index dcea5e888fd0..556859b0f107 100644 --- a/include/trace/events/netfs.h +++ b/include/trace/events/netfs.h @@ -222,7 +222,7 @@ TRACE_EVENT(netfs_failure, TP_STRUCT__entry( __field(unsigned int, rreq ) - __field(unsigned short, index ) + __field(short, index ) __field(short, error ) __field(unsigned short, flags ) __field(enum netfs_io_source, source ) @@ -234,17 +234,17 @@ TRACE_EVENT(netfs_failure, TP_fast_assign( __entry->rreq = rreq->debug_id; - __entry->index = sreq ? sreq->debug_index : 0; + __entry->index = sreq ? sreq->debug_index : -1; __entry->error = error; __entry->flags = sreq ? sreq->flags : 0; __entry->source = sreq ? sreq->source : NETFS_INVALID_READ; __entry->what = what; - __entry->len = sreq ? sreq->len : 0; + __entry->len = sreq ? sreq->len : rreq->len; __entry->transferred = sreq ? sreq->transferred : 0; __entry->start = sreq ? sreq->start : 0; ), - TP_printk("R=%08x[%u] %s f=%02x s=%llx %zx/%zx %s e=%d", + TP_printk("R=%08x[%d] %s f=%02x s=%llx %zx/%zx %s e=%d", __entry->rreq, __entry->index, __print_symbolic(__entry->source, netfs_sreq_sources), __entry->flags, |