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Linux 6.11: add compat macro for page_mapping()

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Since the change to folios it has just been a wrapper anyway. Linux has
removed their wrapper, so we add one.

Reviewed-by: Tony Hutter <hutter2@llnl.gov>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Rob Norris <robn@despairlabs.com>
Sponsored-by: https://despairlabs.com/sponsor/
Closes #16400
This commit is contained in:
Rob Norris
2024-07-31 18:43:39 +10:00
committed by Brian Behlendorf
parent f5236fe47a
commit 3abffc8781
5 changed files with 46 additions and 17 deletions
Download Patch File Download Diff File Expand all files Collapse all files
config/kernel-mm-page-size.m4
-17
View File
@@ -1,17 +0,0 @@
AC_DEFUN([ZFS_AC_KERNEL_SRC_MM_PAGE_SIZE], [
ZFS_LINUX_TEST_SRC([page_size], [
#include <linux/mm.h>
],[
unsigned long s;
s = page_size(NULL);
])
])
AC_DEFUN([ZFS_AC_KERNEL_MM_PAGE_SIZE], [
AC_MSG_CHECKING([whether page_size() is available])
ZFS_LINUX_TEST_RESULT([page_size], [
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_MM_PAGE_SIZE, 1, [page_size() is available])
],[
AC_MSG_RESULT(no)
])
])
config/kernel-mm-pagemap.m4
+36
View File
@@ -0,0 +1,36 @@
AC_DEFUN([ZFS_AC_KERNEL_SRC_MM_PAGE_SIZE], [
ZFS_LINUX_TEST_SRC([page_size], [
#include <linux/mm.h>
],[
unsigned long s;
s = page_size(NULL);
])
])
AC_DEFUN([ZFS_AC_KERNEL_MM_PAGE_SIZE], [
AC_MSG_CHECKING([whether page_size() is available])
ZFS_LINUX_TEST_RESULT([page_size], [
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_MM_PAGE_SIZE, 1, [page_size() is available])
],[
AC_MSG_RESULT(no)
])
])
AC_DEFUN([ZFS_AC_KERNEL_SRC_MM_PAGE_MAPPING], [
ZFS_LINUX_TEST_SRC([page_mapping], [
#include <linux/pagemap.h>
],[
struct page *p = NULL;
struct address_space *m = page_mapping(NULL);
])
])
AC_DEFUN([ZFS_AC_KERNEL_MM_PAGE_MAPPING], [
AC_MSG_CHECKING([whether page_mapping() is available])
ZFS_LINUX_TEST_RESULT([page_mapping], [
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_MM_PAGE_MAPPING, 1, [page_mapping() is available])
],[
AC_MSG_RESULT(no)
])
])
config/kernel.m4
+2
View File
@@ -171,6 +171,7 @@ AC_DEFUN([ZFS_AC_KERNEL_TEST_SRC], [
ZFS_AC_KERNEL_SRC_COPY_SPLICE_READ
ZFS_AC_KERNEL_SRC_SYNC_BDEV
ZFS_AC_KERNEL_SRC_MM_PAGE_SIZE
ZFS_AC_KERNEL_SRC_MM_PAGE_MAPPING
case "$host_cpu" in
powerpc*)
ZFS_AC_KERNEL_SRC_CPU_HAS_FEATURE
@@ -324,6 +325,7 @@ AC_DEFUN([ZFS_AC_KERNEL_TEST_RESULT], [
ZFS_AC_KERNEL_COPY_SPLICE_READ
ZFS_AC_KERNEL_SYNC_BDEV
ZFS_AC_KERNEL_MM_PAGE_SIZE
ZFS_AC_KERNEL_MM_PAGE_MAPPING
case "$host_cpu" in
powerpc*)
ZFS_AC_KERNEL_CPU_HAS_FEATURE