diff options
| author |   Steven Luong <sluong@cisco.com> | 2019-05-31 07:34:39 -0700 |
|---|---|---|
| committer |   Dave Barach <openvpp@barachs.net> | 2019-06-04 16:05:11 +0000 |
| commit | d31a59806aa8f0e4c6d8ce7857f543ed9814c69a (patch) | |
| tree | 327b4cc9be0bb31eea7df887fb3c3a6488384006 /src/vppinfra/elog.c | |
| parent | 68577d2982a345537e300e99a8c0e0311fe08ce1 (diff) | |
elog: make elog_string() multi-thread safe
elog is supposed to be thread safe. Yet elog_string() is not. To fulfill
that promise, let's make elog_string() thread safe to avoid surprises.
Change-Id: Iab82faa7cb6719777a66c3ff14775e59a6a68a20
Signed-off-by: Steven Luong <sluong@cisco.com>
Diffstat (limited to 'src/vppinfra/elog.c')
| -rw-r--r-- | src/vppinfra/elog.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/vppinfra/elog.c b/src/vppinfra/elog.c index 6daed96719c..e28217cd590 100644 --- a/src/vppinfra/elog.c +++ b/src/vppinfra/elog.c @@ -563,6 +563,7 @@ elog_string (elog_main_t * em, char *fmt, ...) u32 offset; va_list va; + elog_lock (em); va_start (va, fmt); offset = vec_len (em->string_table); em->string_table = (char *) va_format ((u8 *) em->string_table, fmt, &va); @@ -571,6 +572,7 @@ elog_string (elog_main_t * em, char *fmt, ...) /* Null terminate string if it is not already. */ if (vec_end (em->string_table)[-1] != 0) vec_add1 (em->string_table, 0); + elog_unlock (em); return offset; } |