The patch titled Subject: mm/gup_test: fix ioctl fail for compat task has been added to the -mm mm-hotfixes-unstable branch. Its filename is mm-gup_test-fix-ioctl-fail-for-compat-task.patch
This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches...
This patch will later appear in the mm-hotfixes-unstable branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's
*** Remember to use Documentation/process/submit-checklist.rst when testing your code ***
The -mm tree is included into linux-next via the mm-everything branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm and is updated there every 2-3 working days
------------------------------------------------------ From: Haibo Li haibo.li@mediatek.com Subject: mm/gup_test: fix ioctl fail for compat task Date: Fri, 26 May 2023 10:21:25 +0800
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 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 ---
mm/gup_test.c | 1 + 1 file changed, 1 insertion(+)
--- a/mm/gup_test.c~mm-gup_test-fix-ioctl-fail-for-compat-task +++ a/mm/gup_test.c @@ -381,6 +381,7 @@ static int gup_test_release(struct inode 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, };
_
Patches currently in -mm which might be from haibo.li@mediatek.com are
mm-gup_test-fix-ioctl-fail-for-compat-task.patch