mirror of
https://git.proxmox.com/git/mirror_zfs.git
synced 2024-12-26 19:19:32 +03:00
48ef8ba070
Split the kernel interface configure checks in to seperate m4 macro files. This is intended to facilitate moving the spl source code in to the zfs repository. Reviewed-by: Tony Hutter <hutter2@llnl.gov> Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov> Closes #682
24 lines
628 B
Plaintext
24 lines
628 B
Plaintext
dnl #
|
|
dnl # 4.7 API change
|
|
dnl # i_mutex is changed to i_rwsem. Instead of directly using
|
|
dnl # i_mutex/i_rwsem, we should use inode_lock() and inode_lock_shared()
|
|
dnl # We test inode_lock_shared because inode_lock is introduced earlier.
|
|
dnl #
|
|
AC_DEFUN([SPL_AC_INODE_LOCK], [
|
|
AC_MSG_CHECKING([whether inode_lock_shared() exists])
|
|
tmp_flags="$EXTRA_KCFLAGS"
|
|
EXTRA_KCFLAGS="-Werror"
|
|
SPL_LINUX_TRY_COMPILE([
|
|
#include <linux/fs.h>
|
|
],[
|
|
struct inode *inode = NULL;
|
|
inode_lock_shared(inode);
|
|
],[
|
|
AC_MSG_RESULT(yes)
|
|
AC_DEFINE(HAVE_INODE_LOCK_SHARED, 1, [yes])
|
|
],[
|
|
AC_MSG_RESULT(no)
|
|
])
|
|
EXTRA_KCFLAGS="$tmp_flags"
|
|
])
|