mirror of
https://git.proxmox.com/git/mirror_zfs.git
synced 2024-11-17 18:11:00 +03:00
e33045ee98
Apply the license specified in the META file to ensure the compatibility checks are all performed consistently. Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov> Issue #2757
41 lines
1.0 KiB
Plaintext
41 lines
1.0 KiB
Plaintext
dnl #
|
|
dnl # 2.6.31 API change
|
|
dnl # In 2.6.29 kernels blk_end_request() was a GPL-only symbol, this was
|
|
dnl # changed in 2.6.31 so it may be used by non-GPL modules.
|
|
dnl #
|
|
AC_DEFUN([ZFS_AC_KERNEL_BLK_END_REQUEST], [
|
|
AC_MSG_CHECKING([whether blk_end_request() is available])
|
|
tmp_flags="$EXTRA_KCFLAGS"
|
|
EXTRA_KCFLAGS="${NO_UNUSED_BUT_SET_VARIABLE}"
|
|
ZFS_LINUX_TRY_COMPILE([
|
|
#include <linux/blkdev.h>
|
|
],[
|
|
struct request *req = NULL;
|
|
(void) blk_end_request(req, 0, 0);
|
|
],[
|
|
AC_MSG_RESULT(yes)
|
|
AC_DEFINE(HAVE_BLK_END_REQUEST, 1,
|
|
[blk_end_request() is available])
|
|
],[
|
|
AC_MSG_RESULT(no)
|
|
])
|
|
|
|
AC_MSG_CHECKING([whether blk_end_request() is GPL-only])
|
|
ZFS_LINUX_TRY_COMPILE([
|
|
#include <linux/module.h>
|
|
#include <linux/blkdev.h>
|
|
|
|
MODULE_LICENSE("$ZFS_META_LICENSE");
|
|
],[
|
|
struct request *req = NULL;
|
|
(void) blk_end_request(req, 0, 0);
|
|
],[
|
|
AC_MSG_RESULT(no)
|
|
],[
|
|
AC_MSG_RESULT(yes)
|
|
AC_DEFINE(HAVE_BLK_END_REQUEST_GPL_ONLY, 1,
|
|
[blk_end_request() is GPL-only])
|
|
])
|
|
EXTRA_KCFLAGS="$tmp_flags"
|
|
])
|