mirror_zfs/config/kernel-vfs-filemap_dirty_folio.m4
Satadru Pramanik 7dde17e860
Linux 5.18 compat: replace __set_page_dirty_nobuffers
Replace __set_page_dirty_nobuffers with filemap_dirty_folio.

Upstream-commit: 6b1f86f8e9c7f9de7ca1cb987b2cf25e99b1ae3a
("Merge tag 'folio-5.18b' of
git://git.infradead.org/users/willy/pagecache ")

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: Tony Hutter <hutter2@llnl.gov>
Authored-by: Satadru Pramanik <satadru@gmail.com>
Signed-off-by: Satadru Pramanik <satadru@gmail.com>
Closes #13325
Closes #13380
2022-04-27 12:54:17 -07:00

31 lines
804 B
Plaintext

dnl #
dnl # Linux 5.18 uses filemap_dirty_folio in lieu of
dnl # ___set_page_dirty_nobuffers
dnl #
AC_DEFUN([ZFS_AC_KERNEL_SRC_VFS_FILEMAP_DIRTY_FOLIO], [
ZFS_LINUX_TEST_SRC([vfs_has_filemap_dirty_folio], [
#include <linux/pagemap.h>
#include <linux/writeback.h>
static const struct address_space_operations
aops __attribute__ ((unused)) = {
.dirty_folio = filemap_dirty_folio,
};
],[])
])
AC_DEFUN([ZFS_AC_KERNEL_VFS_FILEMAP_DIRTY_FOLIO], [
dnl #
dnl # Linux 5.18 uses filemap_dirty_folio in lieu of
dnl # ___set_page_dirty_nobuffers
dnl #
AC_MSG_CHECKING([filemap_dirty_folio exists])
ZFS_LINUX_TEST_RESULT([vfs_has_filemap_dirty_folio], [
AC_MSG_RESULT([yes])
AC_DEFINE(HAVE_VFS_FILEMAP_DIRTY_FOLIO, 1,
[filemap_dirty_folio exists])
],[
AC_MSG_RESULT([no])
])
])