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Registered in England and Wales under Company Registration No. 3798903 Subject: [PATCH v3 06/20] netfs: Adjust the netfs_rreq tracepoint slightly From: David Howells To: linux-cachefs@redhat.com Cc: Jeff Layton , dhowells@redhat.com, Anna Schumaker , Steve French , Dominique Martinet , Jeff Layton , David Wysochanski , Ilya Dryomov , Jeffle Xu , Linus Torvalds , linux-afs@lists.infradead.org, linux-nfs@vger.kernel.org, linux-cifs@vger.kernel.org, ceph-devel@vger.kernel.org, v9fs-developer@lists.sourceforge.net, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Date: Thu, 10 Mar 2022 16:16:26 +0000 Message-ID: <164692898684.2099075.12153225958137716567.stgit@warthog.procyon.org.uk> In-Reply-To: <164692883658.2099075.5745824552116419504.stgit@warthog.procyon.org.uk> References: <164692883658.2099075.5745824552116419504.stgit@warthog.procyon.org.uk> User-Agent: StGit/1.4 MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 Precedence: bulk List-ID: X-Mailing-List: ceph-devel@vger.kernel.org Adjust the netfs_rreq tracepoint to include the origin of the request and to increase the size of the "what trace" output strings by a character so that "ENCRYPT" and "DECRYPT" will fit without abbreviation. Signed-off-by: David Howells Reviewed-by: Jeff Layton cc: linux-cachefs@redhat.com Link: https://lore.kernel.org/r/164622996715.3564931.4252319907990358129.stgit@warthog.procyon.org.uk/ # v1 Link: https://lore.kernel.org/r/164678199468.1200972.17275585970238114726.stgit@warthog.procyon.org.uk/ # v2 --- fs/netfs/read_helper.c | 2 +- include/trace/events/netfs.h | 18 +++++++++--------- 2 files changed, 10 insertions(+), 10 deletions(-) diff --git a/fs/netfs/read_helper.c b/fs/netfs/read_helper.c index ef23ef9889d5..181aeda32649 100644 --- a/fs/netfs/read_helper.c +++ b/fs/netfs/read_helper.c @@ -181,7 +181,7 @@ static void netfs_rreq_do_write_to_cache(struct netfs_io_request *rreq) struct iov_iter iter; int ret; - trace_netfs_rreq(rreq, netfs_rreq_trace_write); + trace_netfs_rreq(rreq, netfs_rreq_trace_copy); /* We don't want terminating writes trying to wake us up whilst we're * still going through the list. diff --git a/include/trace/events/netfs.h b/include/trace/events/netfs.h index b40809c0bd74..0c7a26c4d11c 100644 --- a/include/trace/events/netfs.h +++ b/include/trace/events/netfs.h @@ -22,13 +22,13 @@ E_(netfs_read_trace_write_begin, "WRITEBEGN") #define netfs_rreq_traces \ - EM(netfs_rreq_trace_assess, "ASSESS") \ - EM(netfs_rreq_trace_done, "DONE ") \ - EM(netfs_rreq_trace_free, "FREE ") \ - EM(netfs_rreq_trace_resubmit, "RESUBM") \ - EM(netfs_rreq_trace_unlock, "UNLOCK") \ - EM(netfs_rreq_trace_unmark, "UNMARK") \ - E_(netfs_rreq_trace_write, "WRITE ") + EM(netfs_rreq_trace_assess, "ASSESS ") \ + EM(netfs_rreq_trace_copy, "COPY ") \ + EM(netfs_rreq_trace_done, "DONE ") \ + EM(netfs_rreq_trace_free, "FREE ") \ + EM(netfs_rreq_trace_resubmit, "RESUBMT") \ + EM(netfs_rreq_trace_unlock, "UNLOCK ") \ + E_(netfs_rreq_trace_unmark, "UNMARK ") #define netfs_sreq_sources \ EM(NETFS_FILL_WITH_ZEROES, "ZERO") \ @@ -134,7 +134,7 @@ TRACE_EVENT(netfs_rreq, TP_STRUCT__entry( __field(unsigned int, rreq ) - __field(unsigned short, flags ) + __field(unsigned int, flags ) __field(enum netfs_rreq_trace, what ) ), @@ -182,8 +182,8 @@ TRACE_EVENT(netfs_sreq, TP_printk("R=%08x[%u] %s %s f=%02x s=%llx %zx/%zx e=%d", __entry->rreq, __entry->index, - __print_symbolic(__entry->what, netfs_sreq_traces), __print_symbolic(__entry->source, netfs_sreq_sources), + __print_symbolic(__entry->what, netfs_sreq_traces), __entry->flags, __entry->start, __entry->transferred, __entry->len, __entry->error)