[PATCH net-next 4/6] netconsole: append release to sysdata

[Breno Leitao]

Append the init_utsname()->release to sysdata buffer before sending the
message in case the feature is set.

Signed-off-by: Breno Leitao <lei...@debian.org>
---
 drivers/net/netconsole.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/drivers/net/netconsole.c b/drivers/net/netconsole.c
index 970dfc3ac9d41..0a7981ef752c7 100644
--- a/drivers/net/netconsole.c
+++ b/drivers/net/netconsole.c
@@ -1238,6 +1238,14 @@ static int sysdata_append_taskname(struct 
netconsole_target *nt, int offset)
                         MAX_EXTRADATA_ENTRY_LEN, " taskname=%s\n",
                         current->comm);
 }
+
+static int sysdata_append_release(struct netconsole_target *nt, int offset)
+{
+       return scnprintf(&nt->extradata_complete[offset],
+                        MAX_EXTRADATA_ENTRY_LEN, " release=%s\n",
+                        init_utsname()->release);
+}
+
 /*
  * prepare_extradata - append sysdata at extradata_complete in runtime
  * @nt: target to send message to
@@ -1259,6 +1267,8 @@ static int prepare_extradata(struct netconsole_target *nt)
                extradata_len += sysdata_append_cpu_nr(nt, extradata_len);
        if (nt->sysdata_fields & SYSDATA_TASKNAME)
                extradata_len += sysdata_append_taskname(nt, extradata_len);
+       if (nt->sysdata_fields & SYSDATA_RELEASE)
+               extradata_len += sysdata_append_release(nt, extradata_len);
 
        WARN_ON_ONCE(extradata_len >
                     MAX_EXTRADATA_ENTRY_LEN * MAX_EXTRADATA_ITEMS);

-- 
2.47.1