From: catalin.marinas at arm.com (Catalin Marinas)
Subject: [PATCH v15 06/17] mm: untag user pointers in do_pages_move
Date: Wed, 22 May 2019 12:51:39 +0100 [thread overview]
Message-ID: <20190522115138.52ew2totjd6i4aaq@mbp> (raw)
In-Reply-To: <474b3c113edae1f2fa679dc7237ec070ff4efb70.1557160186.git.andreyknvl@google.com>
On Mon, May 06, 2019 at 06:30:52PM +0200, Andrey Konovalov wrote:
> This patch is a part of a series that extends arm64 kernel ABI to allow to
> pass tagged user pointers (with the top byte set to something else other
> than 0x00) as syscall arguments.
>
> do_pages_move() is used in the implementation of the move_pages syscall.
>
> Untag user pointers in this function.
>
> Signed-off-by: Andrey Konovalov <andreyknvl at google.com>
Reviewed-by: Catalin Marinas <catalin.marinas at arm.com>
WARNING: multiple messages have this Message-ID (diff)
From: catalin.marinas@arm.com (Catalin Marinas)
Subject: [PATCH v15 06/17] mm: untag user pointers in do_pages_move
Date: Wed, 22 May 2019 12:51:39 +0100 [thread overview]
Message-ID: <20190522115138.52ew2totjd6i4aaq@mbp> (raw)
Message-ID: <20190522115139.WsBnfzmwdVbLnd59Vz-hen_sk2ZJHcvNIYkXN0pMpIg@z> (raw)
In-Reply-To: <474b3c113edae1f2fa679dc7237ec070ff4efb70.1557160186.git.andreyknvl@google.com>
On Mon, May 06, 2019@06:30:52PM +0200, Andrey Konovalov wrote:
> This patch is a part of a series that extends arm64 kernel ABI to allow to
> pass tagged user pointers (with the top byte set to something else other
> than 0x00) as syscall arguments.
>
> do_pages_move() is used in the implementation of the move_pages syscall.
>
> Untag user pointers in this function.
>
> Signed-off-by: Andrey Konovalov <andreyknvl at google.com>
Reviewed-by: Catalin Marinas <catalin.marinas at arm.com>
next prev parent reply other threads:[~2019-05-22 11:51 UTC|newest]
Thread overview: 198+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-06 16:30 [PATCH v15 00/17] arm64: untag user pointers passed to the kernel andreyknvl
2019-05-06 16:30 ` Andrey Konovalov
2019-05-06 16:30 ` [PATCH v15 01/17] uaccess: add untagged_addr definition for other arches andreyknvl
2019-05-06 16:30 ` Andrey Konovalov
2019-05-29 14:49 ` khalid.aziz
2019-05-29 14:49 ` Khalid Aziz
2019-05-06 16:30 ` [PATCH v15 02/17] arm64: untag user pointers in access_ok and __uaccess_mask_ptr andreyknvl
2019-05-06 16:30 ` Andrey Konovalov
2019-05-06 16:30 ` [PATCH v15 03/17] lib, arm64: untag user pointers in strn*_user andreyknvl
2019-05-06 16:30 ` Andrey Konovalov
2019-05-22 10:41 ` catalin.marinas
2019-05-22 10:41 ` Catalin Marinas
2019-05-06 16:30 ` [PATCH v15 04/17] mm: add ksys_ wrappers to memory syscalls andreyknvl
2019-05-06 16:30 ` Andrey Konovalov
2019-05-22 10:56 ` catalin.marinas
2019-05-22 10:56 ` Catalin Marinas
2019-05-06 16:30 ` [PATCH v15 05/17] arms64: untag user pointers passed " andreyknvl
2019-05-06 16:30 ` Andrey Konovalov
2019-05-22 11:49 ` catalin.marinas
2019-05-22 11:49 ` Catalin Marinas
2019-05-22 21:16 ` eugenis
2019-05-22 21:16 ` Evgenii Stepanov
2019-05-23 9:04 ` catalin.marinas
2019-05-23 9:04 ` Catalin Marinas
2019-05-24 4:23 ` eugenis
2019-05-24 4:23 ` Evgenii Stepanov
2019-05-24 15:41 ` andrew.murray
2019-05-24 15:41 ` Andrew Murray
2019-05-25 9:57 ` catalin.marinas
2019-05-25 9:57 ` Catalin Marinas
2019-05-27 9:42 ` catalin.marinas
2019-05-27 9:42 ` Catalin Marinas
2019-05-27 14:37 ` catalin.marinas
2019-05-27 14:37 ` Catalin Marinas
2019-05-28 14:54 ` andrew.murray
2019-05-28 14:54 ` Andrew Murray
2019-05-28 15:40 ` catalin.marinas
2019-05-28 15:40 ` Catalin Marinas
2019-05-28 15:56 ` Dave.Martin
2019-05-28 15:56 ` Dave Martin
2019-05-28 16:34 ` catalin.marinas
2019-05-28 16:34 ` Catalin Marinas
2019-05-29 12:42 ` Dave.Martin
2019-05-29 12:42 ` Dave Martin
2019-05-29 13:23 ` catalin.marinas
2019-05-29 13:23 ` Catalin Marinas
2019-05-29 15:18 ` Dave.Martin
2019-05-29 15:18 ` Dave Martin
2019-05-28 23:33 ` khalid.aziz
2019-05-28 23:33 ` Khalid Aziz
2019-05-29 14:20 ` catalin.marinas
2019-05-29 14:20 ` Catalin Marinas
2019-05-29 19:16 ` khalid.aziz
2019-05-29 19:16 ` Khalid Aziz
2019-05-30 15:11 ` catalin.marinas
2019-05-30 15:11 ` Catalin Marinas
2019-05-30 16:05 ` khalid.aziz
2019-05-30 16:05 ` Khalid Aziz
2019-05-30 16:57 ` catalin.marinas
2019-05-30 16:57 ` Catalin Marinas
2019-05-28 13:05 ` catalin.marinas
2019-05-28 13:05 ` Catalin Marinas
2019-05-06 16:30 ` [PATCH v15 06/17] mm: untag user pointers in do_pages_move andreyknvl
2019-05-06 16:30 ` Andrey Konovalov
2019-05-22 11:51 ` catalin.marinas [this message]
2019-05-22 11:51 ` Catalin Marinas
2019-05-06 16:30 ` [PATCH v15 07/17] mm, arm64: untag user pointers in mm/gup.c andreyknvl
2019-05-06 16:30 ` Andrey Konovalov
2019-05-22 11:56 ` catalin.marinas
2019-05-22 11:56 ` Catalin Marinas
2019-05-06 16:30 ` [PATCH v15 08/17] mm, arm64: untag user pointers in get_vaddr_frames andreyknvl
2019-05-06 16:30 ` Andrey Konovalov
2019-05-06 16:30 ` [PATCH v15 09/17] fs, arm64: untag user pointers in copy_mount_options andreyknvl
2019-05-06 16:30 ` Andrey Konovalov
2019-05-22 12:09 ` catalin.marinas
2019-05-22 12:09 ` Catalin Marinas
2019-05-06 16:30 ` [PATCH v15 10/17] fs, arm64: untag user pointers in fs/userfaultfd.c andreyknvl
2019-05-06 16:30 ` Andrey Konovalov
2019-05-06 16:30 ` [PATCH v15 11/17] drm/amdgpu, arm64: untag user pointers andreyknvl
2019-05-06 16:30 ` Andrey Konovalov
2019-05-07 16:43 ` Felix.Kuehling
2019-05-07 16:43 ` Kuehling, Felix
2019-05-06 16:30 ` [PATCH v15 12/17] drm/radeon, arm64: untag user pointers in radeon_gem_userptr_ioctl andreyknvl
2019-05-06 16:30 ` Andrey Konovalov
2019-05-07 16:44 ` Felix.Kuehling
2019-05-07 16:44 ` Kuehling, Felix
2019-05-06 16:30 ` [PATCH v15 13/17] IB, arm64: untag user pointers in ib_uverbs_(re)reg_mr() andreyknvl
2019-05-06 16:30 ` Andrey Konovalov
2019-05-06 19:50 ` jgg
2019-05-06 19:50 ` Jason Gunthorpe
2019-05-07 6:33 ` leon
2019-05-07 6:33 ` Leon Romanovsky
2019-05-06 16:31 ` [PATCH v15 14/17] media/v4l2-core, arm64: untag user pointers in videobuf_dma_contig_user_get andreyknvl
2019-05-06 16:31 ` Andrey Konovalov
2019-05-24 13:13 ` mchehab+samsung
2019-05-24 13:13 ` Mauro Carvalho Chehab
2019-05-06 16:31 ` [PATCH v15 15/17] tee, arm64: untag user pointers in tee_shm_register andreyknvl
2019-05-06 16:31 ` Andrey Konovalov
2019-05-06 16:31 ` [PATCH v15 16/17] vfio/type1, arm64: untag user pointers in vaddr_get_pfn andreyknvl
2019-05-06 16:31 ` Andrey Konovalov
2019-05-06 16:31 ` [PATCH v15 17/17] selftests, arm64: add a selftest for passing tagged pointers to kernel andreyknvl
2019-05-06 16:31 ` Andrey Konovalov
2019-05-22 14:16 ` catalin.marinas
2019-05-22 14:16 ` Catalin Marinas
2019-05-31 14:21 ` andreyknvl
2019-05-31 14:21 ` Andrey Konovalov
2019-05-31 16:22 ` catalin.marinas
2019-05-31 16:22 ` Catalin Marinas
2019-05-17 14:49 ` [PATCH v15 00/17] arm64: untag user pointers passed to the kernel catalin.marinas
2019-05-17 14:49 ` Catalin Marinas
2019-05-20 23:53 ` eugenis
2019-05-20 23:53 ` Evgenii Stepanov
2019-05-21 18:29 ` catalin.marinas
2019-05-21 18:29 ` Catalin Marinas
2019-05-22 0:04 ` keescook
2019-05-22 0:04 ` Kees Cook
2019-05-22 10:11 ` catalin.marinas
2019-05-22 10:11 ` Catalin Marinas
2019-05-22 15:30 ` enh
2019-05-22 15:30 ` enh
2019-05-22 16:35 ` catalin.marinas
2019-05-22 16:35 ` Catalin Marinas
2019-05-22 16:58 ` enh
2019-05-22 16:58 ` enh
2019-05-23 15:21 ` catalin.marinas
2019-05-23 15:21 ` Catalin Marinas
2019-05-22 20:47 ` keescook
2019-05-22 20:47 ` Kees Cook
2019-05-22 23:03 ` eugenis
2019-05-22 23:03 ` Evgenii Stepanov
2019-05-22 23:09 ` enh
2019-05-22 23:09 ` enh
2019-05-23 7:34 ` catalin.marinas
2019-05-23 7:34 ` Catalin Marinas
2019-05-23 14:44 ` catalin.marinas
2019-05-23 14:44 ` Catalin Marinas
2019-05-23 15:44 ` enh
2019-05-23 15:44 ` enh
2019-05-23 17:00 ` catalin.marinas
2019-05-23 17:00 ` Catalin Marinas
2019-05-23 16:38 ` keescook
2019-05-23 16:38 ` Kees Cook
2019-05-23 17:43 ` catalin.marinas
2019-05-23 17:43 ` Catalin Marinas
2019-05-23 21:31 ` keescook
2019-05-23 21:31 ` Kees Cook
2019-05-24 11:20 ` catalin.marinas
2019-05-24 11:20 ` Catalin Marinas
2019-05-28 17:02 ` catalin.marinas
2019-05-28 17:02 ` Catalin Marinas
2019-06-02 5:06 ` keescook
2019-06-02 5:06 ` Kees Cook
2019-05-22 19:21 ` keescook
2019-05-22 19:21 ` Kees Cook
2019-05-22 20:15 ` enh
2019-05-22 20:15 ` enh
2019-05-23 15:08 ` catalin.marinas
2019-05-23 15:08 ` Catalin Marinas
2019-05-23 17:51 ` khalid.aziz
2019-05-23 17:51 ` Khalid Aziz
2019-05-23 20:11 ` catalin.marinas
2019-05-23 20:11 ` Catalin Marinas
2019-05-23 21:42 ` khalid.aziz
2019-05-23 21:42 ` Khalid Aziz
2019-05-23 21:49 ` khalid.aziz
2019-05-23 21:49 ` Khalid Aziz
2019-05-24 10:11 ` catalin.marinas
2019-05-24 10:11 ` Catalin Marinas
2019-05-24 14:25 ` khalid.aziz
2019-05-24 14:25 ` Khalid Aziz
2019-05-28 14:14 ` andreyknvl
2019-05-28 14:14 ` Andrey Konovalov
2019-05-29 6:11 ` hch
2019-05-29 6:11 ` Christoph Hellwig
2019-05-29 12:12 ` catalin.marinas
2019-05-29 12:12 ` Catalin Marinas
2019-05-30 17:15 ` catalin.marinas
2019-05-30 17:15 ` Catalin Marinas
2019-05-31 14:29 ` andreyknvl
2019-05-31 14:29 ` Andrey Konovalov
2019-05-31 16:19 ` catalin.marinas
2019-05-31 16:19 ` Catalin Marinas
2019-05-31 16:24 ` andreyknvl
2019-05-31 16:24 ` Andrey Konovalov
2019-05-31 16:46 ` catalin.marinas
2019-05-31 16:46 ` Catalin Marinas
2019-05-21 18:48 ` jgg
2019-05-21 18:48 ` Jason Gunthorpe
2019-05-22 13:49 ` Dave.Martin
2019-05-22 13:49 ` Dave Martin
2019-05-23 0:20 ` jgg
2019-05-23 0:20 ` Jason Gunthorpe
2019-05-23 10:42 ` Dave.Martin
2019-05-23 10:42 ` Dave Martin
2019-05-23 16:57 ` catalin.marinas
2019-05-23 16:57 ` Catalin Marinas
2019-05-24 14:23 ` Dave.Martin
2019-05-24 14:23 ` Dave Martin
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