diff options
Diffstat (limited to 'config/kernel-percpu.m4')
| -rw-r--r-- | config/kernel-percpu.m4 | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/config/kernel-percpu.m4 b/config/kernel-percpu.m4 new file mode 100644 index 000000000000..e9654a69ee0a --- /dev/null +++ b/config/kernel-percpu.m4 @@ -0,0 +1,34 @@ +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 +]) |