X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=engines%2Fmmap.c;h=17cf5fcfc9964efa53c91877ec05fc7c3c56e6ae;hp=0922e97e045d7baa3e938867bcfd5dcd8556777d;hb=da751ca9665bcdeca56d2eec5b629a0953c07662;hpb=cfc99db7b9e806e7739b360dfa005360d0fe8837

diff --git a/engines/mmap.c b/engines/mmap.c
index 0922e97e..17cf5fcf 100644
--- a/engines/mmap.c
+++ b/engines/mmap.c
@@ -1,5 +1,8 @@
 /*
- * regular read/write sync io engine
+ * mmap engine
+ *
+ * IO engine that reads/writes from files by doing memcpy to/from
+ * a memory mapped region of the file.
  *
  */
 #include <stdio.h>