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Commit | Line | Data |
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76659dc1 BB |
1 | dnl # |
2 | dnl # 2.6.32 API change | |
3 | dnl # Private backing_device_info interfaces available | |
4 | dnl # | |
5 | AC_DEFUN([ZFS_AC_KERNEL_BDI], [ | |
6 | AC_MSG_CHECKING([whether super_block has s_bdi]) | |
7 | ZFS_LINUX_TRY_COMPILE([ | |
8 | #include <linux/fs.h> | |
9 | ],[ | |
10 | struct super_block sb __attribute__ ((unused)); | |
11 | sb.s_bdi = NULL; | |
12 | ],[ | |
13 | AC_MSG_RESULT(yes) | |
14 | AC_DEFINE(HAVE_BDI, 1, [struct super_block has s_bdi]) | |
15 | ],[ | |
16 | AC_MSG_RESULT(no) | |
17 | ]) | |
18 | ]) |