[PATCH]: btt - major fixes and speed improvements

[blktrace.git] / btt / args.c

diff --git a/btt/args.c b/btt/args.c
index b0351e8b805a79adb472b4b03ffacfb424eb6e13..e6df5e7606c35ae2fc9ff8b963b1a7657b43945e 100644 (file)
--- a/btt/args.c
+++ b/btt/args.c
@@ -235,11 +235,7 @@ void handle_args(int argc, char *argv[])
                exit(1);
        }
 
-       ifd = open(input_name, O_RDONLY);
-       if (ifd < 0) {
-               perror(input_name);
-               exit(1);
-       }
+       setup_ifile(input_name);
 
        if (output_name == NULL)
                ranges_ofp = avgs_ofp = stdout;
@@ -273,6 +269,7 @@ void handle_args(int argc, char *argv[])
                        perror(iostat_name);
                        exit(1);
                }
+               setbuffer(iostat_ofp, malloc(64 * 1024), 64 * 1024);
        }
 
        if (per_io_name != NULL) {
@@ -281,5 +278,6 @@ void handle_args(int argc, char *argv[])
                        perror(per_io_name);
                        exit(1);
                }
+               setbuffer(per_io_ofp, malloc(64 * 1024), 64 * 1024);
        }
 }