Mon, Jul 10, 2017 at 06:22:23PM CEST, leon@xxxxxxxxxx wrote:
>On Mon, Jul 10, 2017 at 10:13:07AM +0200, Jiri Pirko wrote:
>> Tue, Jul 04, 2017 at 09:55:40AM CEST, leon@xxxxxxxxxx wrote:
>> >From: Leon Romanovsky <leonro@xxxxxxxxxxxx>
>> >
>> >Link (port) object represent struct ib_port to the user space.
>> >
>> >Link properties:
>> > * Port capabilities
>> > * IB subnet prefix
>> > * LID, SM_LID and LMC
>> > * Port state
>> > * Physical state
>> >
>> >Signed-off-by: Leon Romanovsky <leonro@xxxxxxxxxxxx>
>> >---
>> > rdma/Makefile | 2 +-
>> > rdma/link.c | 280 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
>> > rdma/rdma.c | 3 +-
>> > rdma/utils.c | 5 ++
>> > 4 files changed, 288 insertions(+), 2 deletions(-)
>> > create mode 100644 rdma/link.c
>> >
>> >diff --git a/rdma/Makefile b/rdma/Makefile
>> >index 123d7ac5..1a9e4b1a 100644
>> >--- a/rdma/Makefile
>> >+++ b/rdma/Makefile
>> >@@ -2,7 +2,7 @@ include ../Config
>> >
>> > ifeq ($(HAVE_MNL),y)
>> >
>> >-RDMA_OBJ = rdma.o utils.o dev.o
>> >+RDMA_OBJ = rdma.o utils.o dev.o link.o
>> >
>> > TARGETS=rdma
>> > CFLAGS += $(shell $(PKG_CONFIG) libmnl --cflags)
>> >diff --git a/rdma/link.c b/rdma/link.c
>> >new file mode 100644
>> >index 00000000..f92b4cef
>> >--- /dev/null
>> >+++ b/rdma/link.c
>> >@@ -0,0 +1,280 @@
>> >+/*
>> >+ * link.c RDMA tool
>> >+ *
>> >+ * This program is free software; you can redistribute it and/or
>> >+ * modify it under the terms of the GNU General Public License
>> >+ * as published by the Free Software Foundation; either version
>> >+ * 2 of the License, or (at your option) any later version.
>> >+ *
>> >+ * Authors: Leon Romanovsky <leonro@xxxxxxxxxxxx>
>> >+ */
>> >+
>> >+#include "rdma.h"
>> >+
>> >+static int link_help(struct rdma *rd)
>> >+{
>> >+ pr_out("Usage: %s link show [DEV/PORT_INDEX]\n", rd->filename);
>> >+ return 0;
>> >+}
>> >+
>> >+static void link_print_caps(struct nlattr **tb)
>> >+{
>> >+ uint64_t caps;
>> >+ uint32_t idx;
>> >+
>> >+ /*
>> >+ * FIXME: move to indexes when kernel will start exporting them.
>>
>> Not exported yet?
>
>Not yet, I want to minimize the UAPI export from kernel before user-space
>part is accepted.
I don't get it. If you need it in userspace, you should expose it. Why
to wait? What am I missing?
[...]
>> >+ rd->port_idx = port ? :1;
>>
>> "port ? : 1"
>
>Yeah, legal C, the same as (port) ? port : 1
>ihttps://en.wikipedia.org/wiki/%3F:#C
I was referring to the missing " ". I'm a nitpicker :)
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