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config: remove HAVE_VFS_DIRECT_IO_IOVEC

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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 2024-08-04 13:08:49 +10:00 committed by Brian Behlendorf
parent 1a64c06ec0
commit 9f5c9af77c
1 changed files with 1 additions and 27 deletions
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28
config/kernel-vfs-direct_IO.m4
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@ -37,19 +37,6 @@ AC_DEFUN([ZFS_AC_KERNEL_SRC_VFS_DIRECT_IO], [
.direct_IO = test_direct_IO, .direct_IO = test_direct_IO,
}; };
],[]) ],[])
ZFS_LINUX_TEST_SRC([direct_io_iovec], [
#include <linux/fs.h>
static ssize_t test_direct_IO(int rw, struct kiocb *kiocb,
const struct iovec *iov, loff_t offset,
unsigned long nr_segs) { return 0; }
static const struct address_space_operations
aops __attribute__ ((unused)) = {
.direct_IO = test_direct_IO,
};
],[])
]) ])
AC_DEFUN([ZFS_AC_KERNEL_VFS_DIRECT_IO], [ AC_DEFUN([ZFS_AC_KERNEL_VFS_DIRECT_IO], [
@ -89,20 +76,7 @@ AC_DEFUN([ZFS_AC_KERNEL_VFS_DIRECT_IO], [
[rw and offset]) [rw and offset])
],[ ],[
AC_MSG_RESULT([no]) AC_MSG_RESULT([no])
ZFS_LINUX_TEST_ERROR([Direct I/O])
dnl #
dnl # Ancient Linux API (predates git)
dnl #
AC_MSG_CHECKING(
[whether aops->direct_IO() uses iovec])
ZFS_LINUX_TEST_RESULT([direct_io_iovec], [
AC_MSG_RESULT([yes])
AC_DEFINE(HAVE_VFS_DIRECT_IO_IOVEC, 1,
[aops->direct_IO() uses iovec])
],[
ZFS_LINUX_TEST_ERROR([Direct I/O])
AC_MSG_RESULT([no])
])
]) ])
]) ])
]) ])