From: "H. Peter Anvin" <hpa@zytor.com>
To: "Kasatkin, Dmitry" <dmitry.kasatkin@intel.com>
Cc: device-mapper development <dm-devel@redhat.com>,
LKML <linux-kernel@vger.kernel.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
"H. Peter Anvin" <hpa@linux.intel.com>
Subject: Re: dmsetup fails on latest kernel
Date: Thu, 19 Jan 2012 12:13:52 -0800 [thread overview]
Message-ID: <4F187980.2000306@zytor.com> (raw)
In-Reply-To: <CALLzPKbeXN5gdngo8uYYU8mAow=XhrwBFBhKfG811f37BubQOg@mail.gmail.com>
Could you please send me:
a) your full strace;
b) arch/x86/kernel/syscall_32.o from your build?
-hpa
On 01/19/2012 07:56 AM, Kasatkin, Dmitry wrote:
> On Thu, Jan 19, 2012 at 3:02 PM, Kasatkin, Dmitry
> <dmitry.kasatkin@intel.com> wrote:
>> Hi,
>>
>> (subject added)
>>
>> I rebased on the stop of latest mainline tree and now dmsetup fails...
>> It says: "Failed to create notification semaphore: Function not implemented".
>> I run strace and saw that dmsetup uses "semget" which returns -ENOSYS...
>>
>> It works on
>> 122804ecb59493fbb4d31b3ba9ac59faaf45276f
>>
>> but does not work on
>> ccb19d263fd1c9e34948e2158c53eacbff369344
>>
>> Any ideas?
>>
>> - Dmitry
>
> Hi,
>
> I have bisected the problem...
>
> It is introduced by this commit:
>
> 303395ac3bf3e2cb488435537d416bc840438fcb is the first bad commit
> commit 303395ac3bf3e2cb488435537d416bc840438fcb
> Author: H. Peter Anvin <hpa@linux.intel.com>
> Date: Fri Nov 11 16:07:41 2011 -0800
>
> x86: Generate system call tables and unistd_*.h from tables
>
>
> It came from: Merge branch 'x86-syscall-for-linus' of
> git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
> Was on 17.01.2012...
>
> I have 32 bit VM and I have SYSVIPC enabled in the configuration...
>
> - Dmitry
--
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel. I don't speak on their behalf.
next prev parent reply other threads:[~2012-01-19 20:14 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-01-19 13:02 Kasatkin, Dmitry
2012-01-19 15:56 ` Kasatkin, Dmitry
2012-01-19 16:10 ` Kasatkin, Dmitry
2012-01-19 18:06 ` [dm-devel] " Bryn M. Reeves
2012-01-19 19:58 ` H. Peter Anvin
2012-01-19 19:05 ` Linus Torvalds
2012-01-19 19:58 ` H. Peter Anvin
2012-01-20 12:52 ` Kasatkin, Dmitry
2012-01-19 20:13 ` H. Peter Anvin [this message]
2012-01-19 20:17 ` Linus Torvalds
2012-01-19 20:30 ` H. Peter Anvin
2012-01-19 21:16 ` H. Peter Anvin
2012-01-20 13:35 ` Kasatkin, Dmitry
2012-01-20 14:45 ` H. Peter Anvin
2012-01-19 21:40 ` [tip:x86/urgent] x86, syscall: Need __ARCH_WANT_SYS_IPC for 32 bits tip-bot for H. Peter Anvin
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