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Remove unused iov_iter_init_compat() wrapper

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This compatibility code is no longer needed.  For it a while
iov_iter_init_compat() was used by zfs_uio_prefaultpages() but
this code should have been dropped as part of commit 83b91ae1.
Take care of that oversight and remove it.

Reviewed-by: Brian Atkinson <batkinson@lanl.gov>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Closes #11543
This commit is contained in:
Brian Behlendorf
2021-01-30 10:06:14 -08:00
committed by GitHub
parent 2d4bbd14fc
commit 96a6629872
2 changed files with 0 additions and 57 deletions
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config/kernel-vfs-iov_iter.m4
-44
View File
@@ -10,31 +10,6 @@ AC_DEFUN([ZFS_AC_KERNEL_SRC_VFS_IOV_ITER], [
ITER_IOVEC | ITER_KVEC | ITER_BVEC | ITER_PIPE;
])
ZFS_LINUX_TEST_SRC([iov_iter_init], [
#include <linux/fs.h>
#include <linux/uio.h>
],[
struct iov_iter iter = { 0 };
struct iovec iov;
unsigned long nr_segs = 1;
size_t count = 1024;
iov_iter_init(&iter, WRITE, &iov, nr_segs, count);
])
ZFS_LINUX_TEST_SRC([iov_iter_init_legacy], [
#include <linux/fs.h>
#include <linux/uio.h>
],[
struct iov_iter iter = { 0 };
struct iovec iov;
unsigned long nr_segs = 1;
size_t count = 1024;
size_t written = 0;
iov_iter_init(&iter, &iov, nr_segs, count, written);
])
ZFS_LINUX_TEST_SRC([iov_iter_advance], [
#include <linux/fs.h>
#include <linux/uio.h>
@@ -114,25 +89,6 @@ AC_DEFUN([ZFS_AC_KERNEL_VFS_IOV_ITER], [
enable_vfs_iov_iter="no"
])
dnl #
dnl # 'iov_iter_init' available in Linux 3.16 and newer.
dnl # 'iov_iter_init_legacy' available in Linux 3.15 and older.
dnl #
AC_MSG_CHECKING([whether iov_iter_init() is available])
ZFS_LINUX_TEST_RESULT([iov_iter_init], [
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_IOV_ITER_INIT, 1,
[iov_iter_init() is available])
],[
ZFS_LINUX_TEST_RESULT([iov_iter_init_legacy], [
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_IOV_ITER_INIT_LEGACY, 1,
[iov_iter_init() is available])
],[
ZFS_LINUX_TEST_ERROR([iov_iter_init()])
])
])
AC_MSG_CHECKING([whether iov_iter_advance() is available])
ZFS_LINUX_TEST_RESULT([iov_iter_advance], [
AC_MSG_RESULT(yes)