session: fix segment search on fifo alloc

Type: fix

Signed-off-by: Florin Coras <fcoras@cisco.com>
Change-Id: Iaa4f9b0ec31a58f7406774f73e1a089bfcf4ac30

2 files changed, 8 insertions, 0 deletions

diff --git a/src/svm/fifo_segment.c b/src/svm/fifo_segment.c
index d711c87c88c..39856a1a333 100644
--- a/src/svm/fifo_segment.c
+++ b/src/svm/fifo_segment.c
@@ -1134,6 +1134,12 @@ fifo_segment_cached_bytes (fifo_segment_t * fs)
 }
 
 uword
+fifo_segment_available_bytes (fifo_segment_t * fs)
+{
+  return fsh_n_free_bytes (fs->h) + fsh_n_cached_bytes (fs->h);
+}
+
+uword
 fifo_segment_fl_chunk_bytes (fifo_segment_t * fs)
 {
   fifo_segment_header_t *fsh = fs->h;
diff --git a/src/svm/fifo_segment.h b/src/svm/fifo_segment.h
index 00914e6c227..2e193029e85 100644
--- a/src/svm/fifo_segment.h
+++ b/src/svm/fifo_segment.h
@@ -243,6 +243,8 @@ void fifo_segment_update_free_bytes (fifo_segment_t * fs);
  */
 uword fifo_segment_cached_bytes (fifo_segment_t * fs);
 
+uword fifo_segment_available_bytes (fifo_segment_t * fs);
+
 /**
  * Number of bytes on chunk free lists
  *