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dnl #
dnl # 3.18 API change,
dnl # The function percpu_counter_init now must be passed a GFP mask.
dnl #
AC_DEFUN([ZFS_AC_KERNEL_SRC_PERCPU_COUNTER_INIT], [
ZFS_LINUX_TEST_SRC([percpu_counter_init_with_gfp], [
#include <linux/gfp.h>
#include <linux/percpu_counter.h>
],[
struct percpu_counter counter;
int error;
error = percpu_counter_init(&counter, 0, GFP_KERNEL);
])
])
AC_DEFUN([ZFS_AC_KERNEL_PERCPU_COUNTER_INIT], [
AC_MSG_CHECKING([whether percpu_counter_init() wants gfp_t])
ZFS_LINUX_TEST_RESULT([percpu_counter_init_with_gfp], [
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_PERCPU_COUNTER_INIT_WITH_GFP, 1,
[percpu_counter_init() wants gfp_t])
],[
AC_MSG_RESULT(no)
])
])
AC_DEFUN([ZFS_AC_KERNEL_SRC_PERCPU], [
ZFS_AC_KERNEL_SRC_PERCPU_COUNTER_INIT
])
AC_DEFUN([ZFS_AC_KERNEL_PERCPU], [
ZFS_AC_KERNEL_PERCPU_COUNTER_INIT
])
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