Merge branch 'master' of git://github.com/rootfs/fio

[fio.git] / configure

diff --git a/configure b/configure
index 063ccab429b4002b308227415d7663455666734c..d37e8b4bd505de82835702a21c39d0b0ea75349b 100755 (executable)
--- a/configure
+++ b/configure
@@ -651,22 +651,6 @@ fi
 echo "sched_setaffinity(3 arg)      $linux_3arg_affinity"
 echo "sched_setaffinity(2 arg)      $linux_2arg_affinity"
 
-##########################################
-# CPU_COUNT test
-cpu_count="no"
-cat > $TMPC << EOF
-#include <sched.h>
-int main(int argc, char **argv)
-{
-  cpu_set_t mask;
-  return CPU_COUNT(&mask);
-}
-EOF
-if compile_prog "" "" "cpu_count"; then
-  cpu_count="yes"
-fi
-echo "CPU_COUNT                     $cpu_count"
-
 ##########################################
 # clock_gettime probe
 clock_gettime="no"
@@ -1164,6 +1148,23 @@ fi
 echo "Rados Block Device engine     $rbd"
 
 ##########################################
+# Check whether we have setvbuf
+setvbuf="no"
+cat > $TMPC << EOF
+#include <stdio.h>
+int main(int argc, char **argv)
+{
+  FILE *f = NULL;
+  char buf[80];
+  setvbuf(f, buf, _IOFBF, sizeof(buf));
+  return 0;
+}
+EOF
+if compile_prog "" "" "setvbuf"; then
+  setvbuf="yes"
+fi
+echo "setvbuf                       $setvbuf"
+
 # check for gfapi
 gfapi="no"
 cat > $TMPC << EOF
@@ -1203,6 +1204,36 @@ if compile_prog "" "-lgfapi -lglusterfs" "gfapi"; then
 fi
 echo "Gluster API use fadvise       $gf_fadvise"
 
+##########################################
+# Check if we support stckf on s390
+s390_z196_facilities="no"
+cat > $TMPC << EOF
+#define STFLE_BITS_Z196 45 /* various z196 facilities ... */
+int main(int argc, char **argv)
+{
+    /* We want just 1 double word to be returned.  */
+    register unsigned long reg0 asm("0") = 0;
+    unsigned long stfle_bits;
+    asm volatile(".machine push"        "\n\t"
+                 ".machine \"z9-109\""  "\n\t"
+                 "stfle %0"             "\n\t"
+                 ".machine pop"         "\n"
+                 : "=QS" (stfle_bits), "+d" (reg0)
+                 : : "cc");
+
+    if ((stfle_bits & (1UL << (63 - STFLE_BITS_Z196))) != 0)
+      return 0;
+    else
+      return -1;
+}
+EOF
+if compile_prog "" "" "s390_z196_facilities"; then
+  $TMPE
+  if [[ $? -eq 0 ]]; then
+       s390_z196_facilities="yes"
+  fi
+fi
+echo "s390_z196_facilities          $s390_z196_facilities"
 #############################################################################
 
 if test "$wordsize" = "64" ; then
@@ -1327,8 +1358,12 @@ fi
 if test "$rbd" = "yes" ; then
   output_sym "CONFIG_RBD"
 fi
-if test "$cpu_count" = "yes" ; then
-  output_sym "CONFIG_CPU_COUNT"
+if test "$setvbuf" = "yes" ; then
+  output_sym "CONFIG_SETVBUF"
+fi
+if test "$s390_z196_facilities" = "yes" ; then
+  output_sym "CONFIG_S390_Z196_FACILITIES"
+  CFLAGS="$CFLAGS -march=z9-109"
 fi
 if test "$gfapi" = "yes" ; then
   output_sym "CONFIG_GFAPI"