projects / mirror_zfs.git / blame
| Commit | Line | Data |
|---|---|---|
| 48ef8ba0 BB |
1 | dnl # |
| 2 | dnl # grsecurity API change, | |
| 3 | dnl # kmem_cache_create() with SLAB_USERCOPY flag replaced by | |
| 4 | dnl # kmem_cache_create_usercopy(). | |
| 5 | dnl # | |
| 608f8749 BB |
6 | AC_DEFUN([ZFS_AC_KERNEL_SRC_KMEM_CACHE_CREATE_USERCOPY], [ |
| 7 | ZFS_LINUX_TEST_SRC([kmem_cache_create_usercopy], [ | |
| 48ef8ba0 | 8 | #include <linux/slab.h> |
| 608f8749 | 9 | static void ctor(void *foo) { /* fake ctor */ } |
| 48ef8ba0 BB |
10 | ],[ |
| 11 | struct kmem_cache *skc_linux_cache; | |
| 12 | const char *name = "test"; | |
| 13 | size_t size = 4096; | |
| 14 | size_t align = 8; | |
| 15 | unsigned long flags = 0; | |
| 16 | size_t useroffset = 0; | |
| 17 | size_t usersize = size - useroffset; | |
| 18 | ||
| 19 | skc_linux_cache = kmem_cache_create_usercopy( | |
| 608f8749 BB |
20 | name, size, align, flags, useroffset, usersize, ctor); |
| 21 | ]) | |
| 22 | ]) | |
| 23 | ||
| 24 | AC_DEFUN([ZFS_AC_KERNEL_KMEM_CACHE_CREATE_USERCOPY], [ | |
| 25 | AC_MSG_CHECKING([whether kmem_cache_create_usercopy() exists]) | |
| 26 | ZFS_LINUX_TEST_RESULT([kmem_cache_create_usercopy], [ | |
| 48ef8ba0 BB |
27 | AC_MSG_RESULT(yes) |
| 28 | AC_DEFINE(HAVE_KMEM_CACHE_CREATE_USERCOPY, 1, | |
| 608f8749 | 29 | [kmem_cache_create_usercopy() exists]) |
| 48ef8ba0 BB |
30 | ],[ |
| 31 | AC_MSG_RESULT(no) | |
| 32 | ]) | |
| 608f8749 BB |
33 | ]) |
| 34 | ||
| 35 | AC_DEFUN([ZFS_AC_KERNEL_SRC_KMEM_CACHE], [ | |
| 608f8749 BB |
36 | ZFS_AC_KERNEL_SRC_KMEM_CACHE_CREATE_USERCOPY |
| 37 | ]) | |
| 38 | ||
| 39 | AC_DEFUN([ZFS_AC_KERNEL_KMEM_CACHE], [ | |
| 608f8749 | 40 | ZFS_AC_KERNEL_KMEM_CACHE_CREATE_USERCOPY |
| 48ef8ba0 | 41 | ]) |