diff options
Diffstat (limited to 'config/kernel-fallocate-pax.m4')
| -rw-r--r-- | config/kernel-fallocate-pax.m4 | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/config/kernel-fallocate-pax.m4 b/config/kernel-fallocate-pax.m4 new file mode 100644 index 000000000..ac75a4c8e --- /dev/null +++ b/config/kernel-fallocate-pax.m4 @@ -0,0 +1,19 @@ +dnl # +dnl # PaX Linux 2.6.38 - 3.x API +dnl # +AC_DEFUN([SPL_AC_PAX_KERNEL_FILE_FALLOCATE], [ + AC_MSG_CHECKING([whether fops->fallocate() exists]) + SPL_LINUX_TRY_COMPILE([ + #include <linux/fs.h> + ],[ + long (*fallocate) (struct file *, int, loff_t, loff_t) = NULL; + struct file_operations_no_const fops __attribute__ ((unused)) = { + .fallocate = fallocate, + }; + ],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_FILE_FALLOCATE, 1, [fops->fallocate() exists]) + ],[ + AC_MSG_RESULT(no) + ]) +]) |