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config: remove HAVE_KERNEL_(READ|WRITE)_PPOS

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Sponsored-by: https://despairlabs.com/sponsor/
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: Tony Hutter <hutter2@llnl.gov>
Reviewed-by: Tino Reichardt <milky-zfs@mcmilk.de>
Signed-off-by: Rob Norris <robn@despairlabs.com>
Closes #16479
This commit is contained in:
Rob Norris
2024-08-24 20:46:34 +10:00
committed by Tony Hutter
parent e2a58faf85
commit 2639abe1e8
4 changed files with 5 additions and 135 deletions
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config/kernel-rw.m4
-69
View File
@@ -1,69 +0,0 @@
dnl #
dnl # 4.14 API change
dnl # kernel_write() which was introduced in 3.9 was updated to take
dnl # the offset as a pointer which is needed by vn_rdwr().
dnl #
AC_DEFUN([ZFS_AC_KERNEL_SRC_WRITE], [
ZFS_LINUX_TEST_SRC([kernel_write], [
#include <linux/fs.h>
],[
struct file *file = NULL;
const void *buf = NULL;
size_t count = 0;
loff_t *pos = NULL;
ssize_t ret;
ret = kernel_write(file, buf, count, pos);
])
])
AC_DEFUN([ZFS_AC_KERNEL_WRITE], [
AC_MSG_CHECKING([whether kernel_write() takes loff_t pointer])
ZFS_LINUX_TEST_RESULT([kernel_write], [
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_KERNEL_WRITE_PPOS, 1,
[kernel_write() take loff_t pointer])
],[
AC_MSG_RESULT(no)
])
])
dnl #
dnl # 4.14 API change
dnl # kernel_read() which has existed for forever was updated to take
dnl # the offset as a pointer which is needed by vn_rdwr().
dnl #
AC_DEFUN([ZFS_AC_KERNEL_SRC_READ], [
ZFS_LINUX_TEST_SRC([kernel_read], [
#include <linux/fs.h>
],[
struct file *file = NULL;
void *buf = NULL;
size_t count = 0;
loff_t *pos = NULL;
ssize_t ret;
ret = kernel_read(file, buf, count, pos);
])
])
AC_DEFUN([ZFS_AC_KERNEL_READ], [
AC_MSG_CHECKING([whether kernel_read() takes loff_t pointer])
ZFS_LINUX_TEST_RESULT([kernel_read], [
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_KERNEL_READ_PPOS, 1,
[kernel_read() take loff_t pointer])
],[
AC_MSG_RESULT(no)
])
])
AC_DEFUN([ZFS_AC_KERNEL_SRC_RW], [
ZFS_AC_KERNEL_SRC_WRITE
ZFS_AC_KERNEL_SRC_READ
])
AC_DEFUN([ZFS_AC_KERNEL_RW], [
ZFS_AC_KERNEL_WRITE
ZFS_AC_KERNEL_READ
])
config/kernel.m4
-2
View File
@@ -50,7 +50,6 @@ AC_DEFUN([ZFS_AC_KERNEL_TEST_SRC], [
ZFS_AC_KERNEL_SRC_VMALLOC_PAGE_KERNEL
ZFS_AC_KERNEL_SRC_WAIT
ZFS_AC_KERNEL_SRC_INODE_TIMES
ZFS_AC_KERNEL_SRC_RW
ZFS_AC_KERNEL_SRC_TIMER_SETUP
ZFS_AC_KERNEL_SRC_PROC_OPERATIONS
ZFS_AC_KERNEL_SRC_BLOCK_DEVICE_OPERATIONS
@@ -170,7 +169,6 @@ AC_DEFUN([ZFS_AC_KERNEL_TEST_RESULT], [
ZFS_AC_KERNEL_VMALLOC_PAGE_KERNEL
ZFS_AC_KERNEL_WAIT
ZFS_AC_KERNEL_INODE_TIMES
ZFS_AC_KERNEL_RW
ZFS_AC_KERNEL_TIMER_SETUP
ZFS_AC_KERNEL_PROC_OPERATIONS
ZFS_AC_KERNEL_BLOCK_DEVICE_OPERATIONS