The patch titled
Subject: powerpc-book3s64-convert-to-pin_user_pages-and-put_user_page-fix
has been added to the -mm tree. Its filename is
powerpc-book3s64-convert-to-pin_user_pages-and-put_user_page-fix.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/powerpc-book3s64-convert-to-pin_user_pages-and-put_user_page-fix.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/powerpc-book3s64-convert-to-pin_user_pages-and-put_user_page-fix.patch
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------------------------------------------------------
From: John Hubbard <jhubbard@xxxxxxxxxx>
Subject: powerpc-book3s64-convert-to-pin_user_pages-and-put_user_page-fix
Correction: this is somehow missing the fixes that resulted from Jan
Kara's review (he noted that we can't take a page lock in this context).
I must have picked up the wrong version of it, when I rebased for -rc1.
Link: http://lkml.kernel.org/r/08f5d716-8b31-b016-4994-19fbe829dc28@xxxxxxxxxx
Cc: Alex Williamson <alex.williamson@xxxxxxxxxx>
Cc: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
Cc: Aneesh Kumar K.V <aneesh.kumar@xxxxxxxxxxxxx>
Cc: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
Cc: Björn Töpel <bjorn.topel@xxxxxxxxx>
Cc: Christoph Hellwig <hch@xxxxxx>
Cc: Daniel Vetter <daniel@xxxxxxxx>
Cc: Daniel Vetter <daniel.vetter@xxxxxxxx>
Cc: Dan Williams <dan.j.williams@xxxxxxxxx>
Cc: Dave Chinner <david@xxxxxxxxxxxxx>
Cc: David Airlie <airlied@xxxxxxxx>
Cc: "David S . Miller" <davem@xxxxxxxxxxxxx>
Cc: Hans Verkuil <hverkuil-cisco@xxxxxxxxx>
Cc: Ira Weiny <ira.weiny@xxxxxxxxx>
Cc: Jan Kara <jack@xxxxxxx>
Cc: Jason Gunthorpe <jgg@xxxxxxxxxxxx>
Cc: Jason Gunthorpe <jgg@xxxxxxxx>
Cc: Jens Axboe <axboe@xxxxxxxxx>
Cc: Jerome Glisse <jglisse@xxxxxxxxxx>
Cc: Jonathan Corbet <corbet@xxxxxxx>
Cc: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx>
Cc: Leon Romanovsky <leonro@xxxxxxxxxxxx>
Cc: Magnus Karlsson <magnus.karlsson@xxxxxxxxx>
Cc: Mauro Carvalho Chehab <mchehab@xxxxxxxxxx>
Cc: Michael Ellerman <mpe@xxxxxxxxxxxxxx>
Cc: Michal Hocko <mhocko@xxxxxxxx>
Cc: Mike Kravetz <mike.kravetz@xxxxxxxxxx>
Cc: Mike Rapoport <rppt@xxxxxxxxxxxxx>
Cc: Paul Mackerras <paulus@xxxxxxxxx>
Cc: Shuah Khan <shuah@xxxxxxxxxx>
Cc: Vlastimil Babka <vbabka@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/powerpc/mm/book3s64/iommu_api.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
--- a/arch/powerpc/mm/book3s64/iommu_api.c~powerpc-book3s64-convert-to-pin_user_pages-and-put_user_page-fix
+++ a/arch/powerpc/mm/book3s64/iommu_api.c
@@ -211,8 +211,7 @@ static void mm_iommu_unpin(struct mm_iom
if (!page)
continue;
- put_user_pages_dirty_lock(&page, 1,
- mem->hpas[i] & MM_IOMMU_TABLE_GROUP_PAGE_DIRTY);
+ put_user_page(page);
mem->hpas[i] = 0;
}
_
Patches currently in -mm which might be from jhubbard@xxxxxxxxxx are
mm-gup-factor-out-duplicate-code-from-four-routines.patch
mm-gup-move-try_get_compound_head-to-top-fix-minor-issues.patch
mm-devmap-refactor-1-based-refcounting-for-zone_device-pages.patch
goldish_pipe-rename-local-pin_user_pages-routine.patch
mm-fix-get_user_pages_remotes-handling-of-foll_longterm.patch
vfio-fix-foll_longterm-use-simplify-get_user_pages_remote-call.patch
mm-gup-allow-foll_force-for-get_user_pages_fast.patch
ib-umem-use-get_user_pages_fast-to-pin-dma-pages.patch
mm-gup-introduce-pin_user_pages-and-foll_pin.patch
goldish_pipe-convert-to-pin_user_pages-and-put_user_page.patch
ib-corehwumem-set-foll_pin-via-pin_user_pages-fix-up-odp.patch
mm-process_vm_access-set-foll_pin-via-pin_user_pages_remote.patch
drm-via-set-foll_pin-via-pin_user_pages_fast.patch
fs-io_uring-set-foll_pin-via-pin_user_pages.patch
net-xdp-set-foll_pin-via-pin_user_pages.patch
media-v4l2-core-set-pages-dirty-upon-releasing-dma-buffers.patch
media-v4l2-core-pin_user_pages-foll_pin-and-put_user_page-conversion.patch
vfio-mm-pin_user_pages-foll_pin-and-put_user_page-conversion.patch
powerpc-book3s64-convert-to-pin_user_pages-and-put_user_page.patch
powerpc-book3s64-convert-to-pin_user_pages-and-put_user_page-fix.patch
mm-gup_benchmark-use-proper-foll_write-flags-instead-of-hard-coding-1.patch
mm-tree-wide-rename-put_user_page-to-unpin_user_page.patch
mm-gup-pass-flags-arg-to-__gup_device_-functions.patch
mm-gup-track-foll_pin-pages.patch
mm-gup_benchmark-support-pin_user_pages-and-related-calls.patch
selftests-vm-run_vmtests-invoke-gup_benchmark-with-basic-foll_pin-coverage.patch
