X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fsvm%2Fsvm_fifo.h;h=07614b4dac943c50e399de60600cd6e2321b33c9;hb=0ef8ef2b474473b13de2cee0165b424e79e4e363;hp=b0d38ed4f0aca6366dffc5f0971fd28e10bf119b;hpb=cac8cfaba977d3822c06452817e43d7f0bdaa189;p=vpp.git

diff --git a/src/svm/svm_fifo.h b/src/svm/svm_fifo.h
index b0d38ed4f0a..07614b4dac9 100644
--- a/src/svm/svm_fifo.h
+++ b/src/svm/svm_fifo.h
@@ -88,7 +88,7 @@ typedef struct _svm_fifo
   u32 ooos_newest;		/**< Last segment to have been updated */
   struct _svm_fifo *next;	/**< next in freelist/active chain */
   struct _svm_fifo *prev;	/**< prev in active chain */
-  u8 n_subscribers;
+  volatile u8 n_subscribers;
   u8 subscribers[SVM_FIFO_MAX_EVT_SUBSCRIBERS];
 
 #if SVM_FIFO_TRACE