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mm/gup_test: fix ioctl fail for compat task

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When tools/testing/selftests/mm/gup_test.c is compiled as 32bit, then run
on arm64 kernel, it reports "ioctl: Inappropriate ioctl for device".

Fix it by filling compat_ioctl in gup_test_fops

Link: https://lkml.kernel.org/r/20230526022125.175728-1-haibo.li@mediatek.com
Signed-off-by: Haibo Li <haibo.li@mediatek.com>
Acked-by: David Hildenbrand <david@redhat.com>
Cc: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Cc: Matthias Brugger <matthias.bgg@gmail.com>
Cc: John Hubbard <jhubbard@nvidia.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Haibo Li 2023-05-26 10:21:25 +08:00 committed by Andrew Morton
parent 92c5d1b860
commit 4f572f0074
1 changed files with 1 additions and 0 deletions
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mm/gup_test.c
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@ -381,6 +381,7 @@ static int gup_test_release(struct inode *inode, struct file *file)
static const struct file_operations gup_test_fops = {
.open = nonseekable_open,
.unlocked_ioctl = gup_test_ioctl,
.compat_ioctl = compat_ptr_ioctl,
.release = gup_test_release,
};