From: "Dmitry V. Levin" <ldv@altlinux.org>
To: Mikko Rapeli <mikko.rapeli@iki.fi>
Cc: linux-kernel@vger.kernel.org, linux-api@vger.kernel.org,
Arnd Bergmann <arnd@arndb.de>,
Russell King <linux@armlinux.org.uk>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v06 14/36] arm uapi asm/signal.h: include <stddef.h> for size_t in userspace
Date: Wed, 9 Aug 2017 01:57:39 +0300 [thread overview]
Message-ID: <20170808225739.GF10552@altlinux.org> (raw)
In-Reply-To: <20170806164428.2273-15-mikko.rapeli@iki.fi>
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On Sun, Aug 06, 2017 at 06:44:05PM +0200, Mikko Rapeli wrote:
> Arnd Bergmann <arnd@arndb.de> doubts that __kernel_size_t could be used here
> so trying to fall back to gcc's <stddef.h>.
The only architecture where you cannot do this safely is x86 family
because of x32 exception. If there is no chance that the change will
affect x32, feel free to replace size_t with __kernel_size_t like I did
some time ago, see
http://lkml.kernel.org/r/20170302002022.GB27097@altlinux.org
--
ldv
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next prev parent reply other threads:[~2017-08-08 22:57 UTC|newest]
Thread overview: 90+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-06 16:43 [PATCH v06 00/36] Userspace compile test and fixes for exported uapi header files Mikko Rapeli
2017-08-06 16:43 ` [PATCH v06 01/36] Add scripts/headers_compile_test.sh: compile test for exported uapi headers Mikko Rapeli
2017-08-06 16:43 ` [PATCH v06 02/36] uapi scsi/scsi_bsg_fc.h: use __u8, __u32 and __u64 from linux/types.h Mikko Rapeli
2017-08-06 16:43 ` [PATCH v06 03/36] uapi scsi/scsi_netlink.h: use __u8, __u16 " Mikko Rapeli
2017-08-06 16:43 ` [PATCH v06 04/36] uapi scsi/scsi_netlink_fc.h: use __u16, __u32 " Mikko Rapeli
2017-08-06 18:22 ` James Bottomley
[not found] ` <1502043773.2673.9.camel-d9PhHud1JfjCXq6kfMZ53/egYHeGw8Jk@public.gmane.org>
2017-08-06 20:42 ` Mikko Rapeli
2017-08-06 22:09 ` James Bottomley
[not found] ` <1502057361.2673.21.camel-d9PhHud1JfjCXq6kfMZ53/egYHeGw8Jk@public.gmane.org>
2017-08-07 6:08 ` Mikko Rapeli
2017-08-06 16:43 ` [PATCH v06 06/36] uapi asm-generic/ipcbuf.h: include linux/posix_types.h Mikko Rapeli
2017-08-06 16:43 ` [PATCH v06 07/36] uapi asm-generic/msgbuf.h: include asm/ipcbuf.h Mikko Rapeli
2017-08-06 16:43 ` [PATCH v06 08/36] uapi asm-generic/shmbuf.h: include fixes Mikko Rapeli
2017-08-08 22:42 ` Dmitry V. Levin
2017-08-06 16:44 ` [PATCH v06 09/36] uapi asm-generic/sembuf.h: include asm/posix_types.h and asm/ipcbuf.h Mikko Rapeli
2017-08-08 22:45 ` Dmitry V. Levin
2017-08-06 16:44 ` [PATCH v06 10/36] uapi asm-generic/signal.h: use __kernel_size_t instead of size_t Mikko Rapeli
2017-08-06 16:44 ` [PATCH v06 11/36] uapi asm-generic/ucontext.h: include asm/signal.h and asm/sigcontext.h Mikko Rapeli
2017-08-06 16:44 ` [PATCH v06 12/36] x86 uapi asm/signal.h: use __kernel_size_t instead of size_t Mikko Rapeli
2017-08-07 14:30 ` Arnd Bergmann
2017-08-08 22:50 ` Dmitry V. Levin
2017-08-06 16:44 ` [PATCH v06 13/36] x86 uapi asm/sembuf.h: include linux/types.h and linux/ipc.h Mikko Rapeli
[not found] ` <20170806164428.2273-14-mikko.rapeli-X3B1VOXEql0@public.gmane.org>
2017-08-08 22:54 ` Dmitry V. Levin
2017-08-06 16:44 ` [PATCH v06 14/36] arm uapi asm/signal.h: include <stddef.h> for size_t in userspace Mikko Rapeli
2017-08-08 22:57 ` Dmitry V. Levin [this message]
[not found] ` <20170808225739.GF10552-u2l5PoMzF/Vg9hUCZPvPmw@public.gmane.org>
2017-08-09 12:41 ` Arnd Bergmann
[not found] ` <CAK8P3a30Vd2JquMvZ88tTO4jFAUMJGtUpvLuDmDPp2UFBYXDLQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2017-08-09 12:52 ` Dmitry V. Levin
2017-08-06 16:44 ` [PATCH v06 15/36] uapi linux/socket.h: include sys/socket.h in user space Mikko Rapeli
[not found] ` <20170806164428.2273-16-mikko.rapeli-X3B1VOXEql0@public.gmane.org>
2017-08-08 23:00 ` Dmitry V. Levin
[not found] ` <20170808230041.GG10552-u2l5PoMzF/Vg9hUCZPvPmw@public.gmane.org>
2017-08-09 12:32 ` Arnd Bergmann
2017-08-06 16:44 ` [PATCH v06 16/36] uapi linux/dlm_netlink.h: include linux/dlmconstants.h Mikko Rapeli
2017-08-06 16:44 ` [PATCH v06 17/36] uapi linux/sctp.h: use __u8, __u16 and __u32 from linux/types.h Mikko Rapeli
2017-08-06 16:44 ` [PATCH v06 18/36] uapi linux/errqueue.h: include linux/time.h in user space Mikko Rapeli
2017-08-06 20:23 ` Willem de Bruijn
2017-08-06 20:26 ` Willem de Bruijn
2017-08-06 20:58 ` Mikko Rapeli
[not found] ` <CAF=yD-L2ntuH54J_SwN9WcpBMgkV_v0e-Q2Pu2mrQ3+1RozGFQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2017-08-06 20:56 ` Mikko Rapeli
[not found] ` <20170806205654.GF28459-dqH1CgrzRhOk/eJAJmRu5A@public.gmane.org>
2017-08-06 21:24 ` Willem de Bruijn
[not found] ` <CAF=yD-+w2sboybyUZ-6nKQy1s=Oi1S4Z5yZgksM-CzQjDRG+Vw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2017-08-06 21:33 ` Mikko Rapeli
2017-08-06 21:42 ` Willem de Bruijn
[not found] ` <CAF=yD-LN9b9q6sY38eCBM3VyfErQ8sqpQ_7fwkJzMxgjeRFtFg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2017-08-06 21:52 ` Mikko Rapeli
[not found] ` <20170806215244.GB31101-dqH1CgrzRhOk/eJAJmRu5A@public.gmane.org>
2017-08-06 22:03 ` Willem de Bruijn
2017-08-06 16:44 ` [PATCH v06 19/36] uapi linux/omapfb.h: use __kernel_size_t instead of size_t Mikko Rapeli
2017-08-07 15:00 ` Arnd Bergmann
2017-08-08 23:11 ` Dmitry V. Levin
2017-08-06 16:44 ` [PATCH v06 20/36] uapi linux/scc.h: include linux/sockios.h Mikko Rapeli
[not found] ` <20170806164428.2273-1-mikko.rapeli-X3B1VOXEql0@public.gmane.org>
2017-08-06 16:43 ` [PATCH v06 05/36] uapi linux/sysctl.h: use __kernel_size_t instead of size_t Mikko Rapeli
[not found] ` <20170806164428.2273-6-mikko.rapeli-X3B1VOXEql0@public.gmane.org>
2017-08-08 22:34 ` Dmitry V. Levin
2017-08-09 7:18 ` Mikko Rapeli
2017-08-06 16:44 ` [PATCH v06 21/36] uapi linux/kexec.h: " Mikko Rapeli
[not found] ` <20170806164428.2273-22-mikko.rapeli-X3B1VOXEql0@public.gmane.org>
2017-08-07 15:12 ` Arnd Bergmann
2017-08-08 23:15 ` Dmitry V. Levin
2017-08-06 16:44 ` [PATCH v06 30/36] uapi rdma/rdma_user_rxe.h: include in.h and in6.h Mikko Rapeli
[not found] ` <20170806164428.2273-31-mikko.rapeli-X3B1VOXEql0@public.gmane.org>
2017-08-08 23:13 ` Jason Gunthorpe
[not found] ` <20170808231306.GH29372-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2017-08-09 13:48 ` Moni Shoua
2017-08-09 15:52 ` Jason Gunthorpe
[not found] ` <20170809155241.GB15586-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2017-08-10 2:47 ` Dmitry V. Levin
[not found] ` <20170810024747.GA30198-u2l5PoMzF/Vg9hUCZPvPmw@public.gmane.org>
2017-08-10 16:19 ` Jason Gunthorpe
2017-08-06 16:44 ` [PATCH v06 36/36] uapi linux/kfd_ioctl.h: use __u32 and __u64 instead of uint32_t and uint64_t Mikko Rapeli
[not found] ` <20170806164428.2273-37-mikko.rapeli-X3B1VOXEql0@public.gmane.org>
2017-08-07 15:01 ` Arnd Bergmann
2017-09-02 12:30 ` Oded Gabbay
2017-08-06 16:44 ` [PATCH v06 22/36] uapi linux/reiserfs_xattr.h: use __kernel_size_t instead of size_t Mikko Rapeli
2017-08-08 23:17 ` Dmitry V. Levin
2017-08-06 16:44 ` [PATCH v06 23/36] uapi linux/coda.h: use __kernel_pid_t and add u_short etc definitions for userspace Mikko Rapeli
[not found] ` <20170806164428.2273-24-mikko.rapeli-X3B1VOXEql0@public.gmane.org>
2017-08-07 15:06 ` Arnd Bergmann
2017-08-06 16:44 ` [PATCH v06 24/36] uapi linux/coda_psdev.h: move upc_req definition from uapi to kernel side headers Mikko Rapeli
2017-08-06 16:44 ` [PATCH v06 25/36] uapi linux/android/binder.h: use __kernel_pid_t and __kernel_uid_t Mikko Rapeli
2017-08-06 16:44 ` [PATCH v06 26/36] uapi xen/privcmd.h: fix compilation in userspace Mikko Rapeli
2017-08-15 22:58 ` [Xen-devel] " Stefano Stabellini
2017-08-06 16:44 ` [PATCH v06 27/36] uapi xen/gntdev.h: include xen/privcmd.h and define grant_ref_t Mikko Rapeli
[not found] ` <20170806164428.2273-28-mikko.rapeli-X3B1VOXEql0@public.gmane.org>
2017-08-21 13:33 ` Juergen Gross
[not found] ` <ff3e726a-8e03-4543-7190-e6f8229b9e99-IBi9RG/b67k@public.gmane.org>
2017-08-21 14:31 ` Boris Ostrovsky
[not found] ` <c4766f8b-fcd0-4158-2d70-72417bf4afbb-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
2017-08-21 14:46 ` Juergen Gross
2017-08-21 14:59 ` Boris Ostrovsky
2017-08-06 16:44 ` [PATCH v06 28/36] uapi xen/evtchn.h: include xen/privcmd.h Mikko Rapeli
2017-08-06 16:44 ` [PATCH v06 29/36] uapi linux/elfcore.h: remove non-compiling userspace parts Mikko Rapeli
2017-08-06 16:44 ` [PATCH v06 31/36] uapi linux/patchkey.h: change #error to #warning if file included directly Mikko Rapeli
2017-08-06 16:44 ` [PATCH v06 32/36] uapi drm/armada_drm.h: use __u32 and __u64 instead of uint32_t and uint64_t Mikko Rapeli
[not found] ` <20170806164428.2273-33-mikko.rapeli-X3B1VOXEql0@public.gmane.org>
2017-08-07 9:47 ` Daniel Vetter
2017-08-06 16:44 ` [PATCH v06 33/36] uapi linux/fsmap.h: use __kernel_size_t instead of size_t Mikko Rapeli
[not found] ` <20170806164428.2273-34-mikko.rapeli-X3B1VOXEql0@public.gmane.org>
2017-08-07 15:54 ` Darrick J. Wong
2017-08-07 16:01 ` Arnd Bergmann
[not found] ` <CAK8P3a3sVWu9wiqct4h9njZC53qUOrLbM_wXL7XXZ8hfiuK7Lg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2017-08-07 16:45 ` Darrick J. Wong
2017-08-07 20:20 ` Arnd Bergmann
2017-08-08 23:08 ` Darrick J. Wong
2017-08-09 8:24 ` Arnd Bergmann
2017-08-06 16:44 ` [PATCH v06 34/36] uapi: break dependency loop between <linux/hdlc/ioctl.h> and <linux/if.h> Mikko Rapeli
2017-08-06 16:44 ` [PATCH v06 35/36] uapi linux/tls.h: don't include <net/tcp.h> in user space Mikko Rapeli
2017-08-08 23:25 ` Dmitry V. Levin
2017-09-04 16:15 ` Dmitry V. Levin
[not found] ` <20170904161510.GA16001-u2l5PoMzF/Vg9hUCZPvPmw@public.gmane.org>
2017-09-18 12:57 ` Mikko Rapeli
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