Re: [PATCH v2 20/27] compat_ioctl: simplify the implementation

[GIT PULL v2 00/27] block, scsi: final compat_ioctl cleanup · Arnd Bergmann <arnd@arndb.de> · 2019-12-17
[PATCH v2 06/27] compat: ARM64: always include asm-generic/compat.h · Arnd Bergmann <arnd@arndb.de> · 2019-12-17
[PATCH v2 07/27] compat: provide compat_ptr() on all architectures · Arnd Bergmann <arnd@arndb.de> · 2019-12-17
[PATCH v2 23/27] compat_ioctl: move HDIO ioctl handling into drivers/ide · Arnd Bergmann <arnd@arndb.de> · 2019-12-17
Re: [PATCH v2 23/27] compat_ioctl: move HDIO ioctl handling into drivers/ide · Ben Hutchings <hidden> · 2019-12-18
Re: [PATCH v2 23/27] compat_ioctl: move HDIO ioctl handling into drivers/ide · Arnd Bergmann <arnd@arndb.de> · 2019-12-18
Re: [PATCH v2 23/27] compat_ioctl: move HDIO ioctl handling into drivers/ide · Ben Hutchings <hidden> · 2019-12-18
[PATCH v2 15/27] compat_ioctl: add scsi_compat_ioctl · Arnd Bergmann <arnd@arndb.de> · 2019-12-17
[PATCH v2 22/27] compat_ioctl: scsi: handle HDIO commands from drivers · Arnd Bergmann <arnd@arndb.de> · 2019-12-17
[PATCH v2 20/27] compat_ioctl: simplify the implementation · Arnd Bergmann <arnd@arndb.de> · 2019-12-17
Re: [PATCH v2 20/27] compat_ioctl: simplify the implementation · youling257 <hidden> · 2020-02-07
Re: [PATCH v2 20/27] compat_ioctl: simplify the implementation · Arnd Bergmann <arnd@arndb.de> · 2020-02-07
Re: [PATCH v2 20/27] compat_ioctl: simplify the implementation · youling 257 <hidden> · 2020-02-07
[PATCH v2 17/27] compat_ioctl: ide: floppy: add handler · Arnd Bergmann <arnd@arndb.de> · 2019-12-17
Re: [PATCH v2 17/27] compat_ioctl: ide: floppy: add handler · Ben Hutchings <hidden> · 2019-12-18
Re: [PATCH v2 17/27] compat_ioctl: ide: floppy: add handler · Arnd Bergmann <arnd@arndb.de> · 2019-12-18
[PATCH v2 26/27] compat_ioctl: simplify up block/ioctl.c · Arnd Bergmann <arnd@arndb.de> · 2019-12-17
[PATCH v2 14/27] compat_ioctl: block: handle cdrom compat ioctl in non-cdrom drivers · Arnd Bergmann <arnd@arndb.de> · 2019-12-17
[PATCH v2 25/27] compat_ioctl: block: simplify compat_blkpg_ioctl() · Arnd Bergmann <arnd@arndb.de> · 2019-12-17
[PATCH v2 02/27] compat_ioctl: block: handle BLKREPORTZONE/BLKRESETZONE · Arnd Bergmann <arnd@arndb.de> · 2019-12-17
[PATCH v2 19/27] compat_ioctl: move sys_compat_ioctl() to ioctl.c · Arnd Bergmann <arnd@arndb.de> · 2019-12-17
[PATCH v2 13/27] compat_ioctl: cdrom: handle CDROM_LAST_WRITTEN · Arnd Bergmann <arnd@arndb.de> · 2019-12-17
[PATCH v2 03/27] compat_ioctl: block: handle BLKGETZONESZ/BLKGETNRZONES · Arnd Bergmann <arnd@arndb.de> · 2019-12-17
[PATCH v2 12/27] compat_ioctl: move CDROMREADADIO to cdrom.c · Arnd Bergmann <arnd@arndb.de> · 2019-12-17
[PATCH v2 27/27] Documentation: document ioctl interfaces better · Arnd Bergmann <arnd@arndb.de> · 2019-12-17
Re: [PATCH v2 27/27] Documentation: document ioctl interfaces better · Ben Hutchings <hidden> · 2019-12-18
Re: [PATCH v2 27/27] Documentation: document ioctl interfaces better · Arnd Bergmann <arnd@arndb.de> · 2019-12-19
[PATCH v2 21/27] compat_ioctl: move cdrom commands into cdrom.c · Arnd Bergmann <arnd@arndb.de> · 2019-12-17
Re: [PATCH v2 21/27] compat_ioctl: move cdrom commands into cdrom.c · Ben Hutchings <hidden> · 2019-12-18
Re: [PATCH v2 21/27] compat_ioctl: move cdrom commands into cdrom.c · Arnd Bergmann <arnd@arndb.de> · 2019-12-19
[PATCH v2 16/27] compat_ioctl: bsg: add handler · Arnd Bergmann <arnd@arndb.de> · 2019-12-17
[PATCH v2 24/27] compat_ioctl: block: move blkdev_compat_ioctl() into ioctl.c · Arnd Bergmann <arnd@arndb.de> · 2019-12-17
[PATCH v2 18/27] compat_ioctl: scsi: move ioctl handling into drivers · Arnd Bergmann <arnd@arndb.de> · 2019-12-17
Re: [PATCH v2 18/27] compat_ioctl: scsi: move ioctl handling into drivers · Ben Hutchings <hidden> · 2019-12-18
Re: [PATCH v2 18/27] compat_ioctl: scsi: move ioctl handling into drivers · Arnd Bergmann <arnd@arndb.de> · 2019-12-19
[PATCH v2 05/27] compat_ioctl: block: handle Persistent Reservations · Arnd Bergmann <arnd@arndb.de> · 2019-12-17
[PATCH v2 08/27] compat: scsi: sg: fix v3 compat read/write interface · Arnd Bergmann <arnd@arndb.de> · 2019-12-17
[PATCH v2 10/27] compat_ioctl: ubd, aoe: use blkdev_compat_ptr_ioctl · Arnd Bergmann <arnd@arndb.de> · 2019-12-17
[PATCH v2 09/27] compat_ioctl: block: add blkdev_compat_ptr_ioctl · Arnd Bergmann <arnd@arndb.de> · 2019-12-17
[PATCH v2 01/27] pktcdvd: fix regression on 64-bit architectures · Arnd Bergmann <arnd@arndb.de> · 2019-12-17
[PATCH v2 04/27] compat_ioctl: block: handle add zone open, close and finish ioctl · Arnd Bergmann <arnd@arndb.de> · 2019-12-17
[PATCH v2 11/27] compat_ioctl: move CDROM_SEND_PACKET handling into scsi · Arnd Bergmann <arnd@arndb.de> · 2019-12-17
Re: [GIT PULL v2 00/27] block, scsi: final compat_ioctl cleanup · Arnd Bergmann <arnd@arndb.de> · 2019-12-18

From: youling257 <hidden>
Date: 2020-02-07 07:22:51
Also in: linux-fsdevel, linux-scsi, lkml

This patch cause a problem on 64bit kernel 32bit userspace.
My 32bit Androidx86 userspace run on 64bit mainline kernel, this patch caused some app not detect root permission.

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