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-rw-r--r--src/svm/fifo_segment.c6
-rw-r--r--src/svm/fifo_segment.h2
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
*