@@ -4402,12 +4402,6 @@ if compile_prog "" "" ; then
syncfs=yes
fi
-# check for btrfs filesystem support (kernel must be 3.9+)
-btrfs=no
-if check_include linux/btrfs.h ; then
- btrfs=yes
-fi
-
# Search for bswap_32 function
byteswap_h=no
cat > $TMPC << EOF
@@ -6106,9 +6100,6 @@ fi
if test "$syncfs" = "yes" ; then
echo "CONFIG_SYNCFS=y" >> $config_host_mak
fi
-if test "$btrfs" = "yes" ; then
- echo "CONFIG_BTRFS=y" >> $config_host_mak
-fi
if test "$inotify" = "yes" ; then
echo "CONFIG_INOTIFY=y" >> $config_host_mak
fi
@@ -112,7 +112,7 @@
#include <linux/if_alg.h>
#include <linux/rtc.h>
#include <sound/asound.h>
-#ifdef CONFIG_BTRFS
+#ifdef HAVE_BTRFS_H
#include <linux/btrfs.h>
#endif
#ifdef HAVE_DRM_H
@@ -1006,7 +1006,7 @@ struct target_rtc_pll_info {
#define TARGET_FS_IOC32_SETVERSION TARGET_IOW('v', 2, int)
/* btrfs ioctls */
-#ifdef CONFIG_BTRFS
+#ifdef HAVE_BTRFS_H
#define TARGET_BTRFS_IOC_SNAP_CREATE TARGET_IOWU(BTRFS_IOCTL_MAGIC, 1)
#define TARGET_BTRFS_IOC_SCAN_DEV TARGET_IOWU(BTRFS_IOCTL_MAGIC, 4)
#define TARGET_BTRFS_IOC_FORGET_DEV TARGET_IOWU(BTRFS_IOCTL_MAGIC, 5)
@@ -836,6 +836,7 @@ config_host_data.set('QEMU_VERSION_MAJOR', meson.project_version().split('.')[0]
config_host_data.set('QEMU_VERSION_MINOR', meson.project_version().split('.')[1])
config_host_data.set('QEMU_VERSION_MICRO', meson.project_version().split('.')[2])
+config_host_data.set('HAVE_BTRFS_H', cc.has_header('linux/btrfs.h'))
config_host_data.set('HAVE_DRM_H', cc.has_header('libdrm/drm.h'))
config_host_data.set('HAVE_PTY_H', cc.has_header('pty.h'))
config_host_data.set('HAVE_SYS_IOCCOM_H', cc.has_header('sys/ioccom.h'))