freebsd-dev/config/kernel-readpages.m4
Brian Behlendorf b9d98453f9 autoconf: AC_MSG_CHECKING consistency
Make the wording more consistent for the kernel AC_MSG_CHECKING
output (e.g. "checking whether ...".).  Additionally, group some
of the VFS interface checks with the others.  No functional change.

Reviewed-by: Tony Hutter <hutter2@llnl.gov>
Reviewed-by: Attila Fülöp <attila@fueloep.org>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Closes #13529
2022-06-01 09:59:37 -07:00

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dnl #
dnl # Linux 5.18 removes address_space_operations ->readpages in favour of
dnl # ->readahead
dnl #
AC_DEFUN([ZFS_AC_KERNEL_SRC_VFS_READPAGES], [
ZFS_LINUX_TEST_SRC([vfs_has_readpages], [
#include <linux/fs.h>
static const struct address_space_operations
aops __attribute__ ((unused)) = {
.readpages = NULL,
};
],[])
])
AC_DEFUN([ZFS_AC_KERNEL_VFS_READPAGES], [
AC_MSG_CHECKING([whether aops->readpages exists])
ZFS_LINUX_TEST_RESULT([vfs_has_readpages], [
AC_MSG_RESULT([yes])
AC_DEFINE(HAVE_VFS_READPAGES, 1,
[address_space_operations->readpages exists])
],[
AC_MSG_RESULT([no])
])
])