From: Ingo Molnar <mingo@elte.hu>
To: Roland McGrath <roland@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
Andrew Morton <akpm@linux-foundation.org>,
x86@kernel.org, linux-kernel@vger.kernel.org, stable@kernel.org,
linux-mips@linux-mips.org, sparclinux@vger.kernel.org,
linuxppc-dev@ozlabs.org
Subject: Re: [PATCH 2/2] x86-64: seccomp: fix 32/64 syscall hole
Date: Sat, 28 Feb 2009 08:31:54 +0100 [thread overview]
Message-ID: <20090228073154.GG9351@elte.hu> (raw)
In-Reply-To: <20090228072554.CFEA6FC3DA@magilla.sf.frob.com>
* Roland McGrath <roland@redhat.com> wrote:
> +#ifdef CONFIG_COMPAT
> + if (is_compat_task())
> syscall = mode1_syscalls_32;
> #endif
btw., shouldnt is_compat_task() expand to 0 in the
!CONFIG_COMPAT case? That way we could remove this #ifdef too.
(and move the first #ifdef inside the array initialization so
that we always have a mode1_syscalls_32[] array.)
Ingo
WARNING: multiple messages have this Message-ID (diff)
From: Ingo Molnar <mingo@elte.hu>
To: Roland McGrath <roland@redhat.com>
Cc: linux-mips@linux-mips.org, x86@kernel.org,
linux-kernel@vger.kernel.org, linuxppc-dev@ozlabs.org,
sparclinux@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
stable@kernel.org
Subject: Re: [PATCH 2/2] x86-64: seccomp: fix 32/64 syscall hole
Date: Sat, 28 Feb 2009 08:31:54 +0100 [thread overview]
Message-ID: <20090228073154.GG9351@elte.hu> (raw)
In-Reply-To: <20090228072554.CFEA6FC3DA@magilla.sf.frob.com>
* Roland McGrath <roland@redhat.com> wrote:
> +#ifdef CONFIG_COMPAT
> + if (is_compat_task())
> syscall = mode1_syscalls_32;
> #endif
btw., shouldnt is_compat_task() expand to 0 in the
!CONFIG_COMPAT case? That way we could remove this #ifdef too.
(and move the first #ifdef inside the array initialization so
that we always have a mode1_syscalls_32[] array.)
Ingo
WARNING: multiple messages have this Message-ID (diff)
From: Ingo Molnar <mingo@elte.hu>
To: Roland McGrath <roland@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
Andrew Morton <akpm@linux-foundation.org>,
x86@kernel.org, linux-kernel@vger.kernel.org, stable@kernel.org,
linux-mips@linux-mips.org, sparclinux@vger.kernel.org,
linuxppc-dev@ozlabs.org
Subject: Re: [PATCH 2/2] x86-64: seccomp: fix 32/64 syscall hole
Date: Sat, 28 Feb 2009 07:31:54 +0000 [thread overview]
Message-ID: <20090228073154.GG9351@elte.hu> (raw)
In-Reply-To: <20090228072554.CFEA6FC3DA@magilla.sf.frob.com>
* Roland McGrath <roland@redhat.com> wrote:
> +#ifdef CONFIG_COMPAT
> + if (is_compat_task())
> syscall = mode1_syscalls_32;
> #endif
btw., shouldnt is_compat_task() expand to 0 in the
!CONFIG_COMPAT case? That way we could remove this #ifdef too.
(and move the first #ifdef inside the array initialization so
that we always have a mode1_syscalls_32[] array.)
Ingo
next prev parent reply other threads:[~2009-02-28 7:32 UTC|newest]
Thread overview: 84+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-02-28 3:02 [PATCH 0/2] x86-64: 32/64 syscall arch holes Roland McGrath
2009-02-28 3:03 ` [PATCH 1/2] x86-64: syscall-audit: fix 32/64 syscall hole Roland McGrath
2009-02-28 3:04 ` [PATCH 2/2] x86-64: seccomp: " Roland McGrath
2009-02-28 3:36 ` Linus Torvalds
2009-02-28 3:52 ` Linus Torvalds
2009-02-28 4:46 ` Ingo Molnar
2009-02-28 7:25 ` Roland McGrath
2009-02-28 7:25 ` Roland McGrath
2009-02-28 7:25 ` Roland McGrath
2009-02-28 7:31 ` Ingo Molnar [this message]
2009-02-28 7:31 ` Ingo Molnar
2009-02-28 7:31 ` Ingo Molnar
2009-02-28 7:36 ` Roland McGrath
2009-02-28 7:36 ` Roland McGrath
2009-02-28 7:36 ` Roland McGrath
2009-02-28 17:23 ` Linus Torvalds
2009-02-28 17:23 ` Linus Torvalds
2009-02-28 17:23 ` Linus Torvalds
2009-02-28 17:46 ` [stable] " Greg KH
2009-02-28 17:46 ` Greg KH
2009-02-28 17:46 ` Greg KH
2009-02-28 17:54 ` Arjan van de Ven
2009-02-28 17:54 ` Arjan van de Ven
2009-02-28 17:54 ` Arjan van de Ven
2009-02-28 18:23 ` Greg KH
2009-02-28 18:23 ` Greg KH
2009-02-28 18:23 ` Greg KH
2009-02-28 20:27 ` Greg KH
2009-02-28 20:27 ` Greg KH
2009-02-28 21:09 ` Benjamin Herrenschmidt
2009-02-28 21:09 ` Benjamin Herrenschmidt
2009-02-28 21:09 ` Benjamin Herrenschmidt
2009-03-02 1:44 ` Roland McGrath
2009-03-02 1:44 ` Roland McGrath
2009-03-02 1:44 ` Roland McGrath
2009-05-06 18:42 ` Markus Gutschke
2009-05-06 18:42 ` Markus Gutschke
2009-05-06 18:46 ` Markus Gutschke (顧孟勤)
2009-05-06 18:46 `
2009-05-06 18:46 ` Markus Gutschke (顧孟勤)
2009-05-06 21:29 ` Ingo Molnar
2009-05-06 21:29 ` Ingo Molnar
2009-05-06 21:29 ` Ingo Molnar
2009-05-06 21:46 ` Markus Gutschke (顧孟勤)
2009-05-06 21:46 `
2009-05-06 21:46 ` Markus Gutschke (顧孟勤)
2009-05-06 21:54 ` Ingo Molnar
2009-05-06 21:54 ` Ingo Molnar
2009-05-06 21:54 ` Ingo Molnar
2009-05-06 22:08 ` Markus Gutschke (顧孟勤)
2009-05-06 22:08 `
2009-05-06 22:08 ` Markus Gutschke (顧孟勤)
2009-05-06 22:13 ` Ingo Molnar
2009-05-06 22:13 ` Ingo Molnar
2009-05-06 22:13 ` Ingo Molnar
2009-05-06 22:21 ` Markus Gutschke (顧孟勤)
2009-05-06 22:21 `
2009-05-06 22:21 ` Markus Gutschke (顧孟勤)
2009-05-07 4:23 ` Nicholas Miell
2009-05-07 4:23 ` Nicholas Miell
2009-05-07 4:23 ` Nicholas Miell
2009-05-07 10:11 ` Ingo Molnar
2009-05-07 10:11 ` Ingo Molnar
2009-05-07 10:11 ` Ingo Molnar
2009-05-10 5:37 ` Pavel Machek
2009-05-10 5:37 ` Pavel Machek
2009-05-10 5:37 ` Pavel Machek
2009-05-08 19:18 ` Andi Kleen
2009-05-08 19:18 ` Andi Kleen
2009-05-08 19:18 ` Andi Kleen
2009-05-07 7:03 ` Roland McGrath
2009-05-07 7:03 ` Roland McGrath
2009-05-07 8:01 ` Markus Gutschke (顧孟勤)
2009-05-07 8:01 `
2009-05-07 8:01 ` Markus Gutschke (顧孟勤)
2009-05-07 7:30 ` Roland McGrath
2009-05-07 7:30 ` Roland McGrath
2009-05-07 7:30 ` Roland McGrath
2009-05-07 7:31 ` Roland McGrath
2009-05-07 7:31 ` Roland McGrath
2009-05-07 7:31 ` Roland McGrath
2009-05-07 7:31 ` Roland McGrath
2009-05-08 1:59 ` David Wagner
2009-05-10 5:36 ` Pavel Machek
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