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Linux 6.4 compat: iter_iov() function now used to get old iov member

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The iov_iter->iov member is now iov_iter->__iov and must be accessed via
the accessor function iter_iov(). Create a wrapper that is conditionally
compiled to use the access method appropriate for the target kernel
version.

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: Brian Atkinson <batkinson@lanl.gov>
Signed-off-by: Coleman Kane <ckane@colemankane.org>
Closes #15100
This commit is contained in:
Coleman Kane
2023-07-23 01:34:29 -04:00
committed by Brian Behlendorf
parent d76de9fb17
commit 0bf2c5365e
3 changed files with 32 additions and 5 deletions
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module/os/linux/zfs/zpl_file.c
+3 -5
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@@ -300,17 +300,15 @@ zpl_uio_init(zfs_uio_t *uio, struct kiocb *kiocb, struct iov_iter *to,
{
#if defined(HAVE_VFS_IOV_ITER)
zfs_uio_iov_iter_init(uio, to, pos, count, skip);
#else
#ifdef HAVE_IOV_ITER_TYPE
zfs_uio_iovec_init(uio, to->iov, to->nr_segs, pos,
#elif defined(HAVE_IOV_ITER_TYPE)
zfs_uio_iovec_init(uio, zfs_uio_iter_iov(to), to->nr_segs, pos,
iov_iter_type(to) & ITER_KVEC ? UIO_SYSSPACE : UIO_USERSPACE,
count, skip);
#else
zfs_uio_iovec_init(uio, to->iov, to->nr_segs, pos,
zfs_uio_iovec_init(uio, zfs_uio_iter_iov(to), to->nr_segs, pos,
to->type & ITER_KVEC ? UIO_SYSSPACE : UIO_USERSPACE,
count, skip);
#endif
#endif
}
static ssize_t