From: Andrew Morton <akpm@linux-foundation.org>
To: Stanislav Kinsbursky <skinsbursky@parallels.com>
Cc: serge.hallyn@canonical.com, ebiederm@xmission.com,
linux-kernel@vger.kernel.org, xemul@parallels.com,
catalin.marinas@arm.com, will.deacon@arm.com, jmorris@namei.org,
cmetcalf@tilera.com, joe.korty@ccur.com, dhowells@redhat.com,
dledford@redhat.com, viro@zeniv.linux.org.uk,
kosaki.motohiro@jp.fujitsu.com, linux-api@vger.kernel.org,
serue@us.ibm.com, tglx@linutronix.de, paulmck@linux.vnet.ibm.com,
devel@openvz.org, mtk.manpages@gmail.com
Subject: Re: [RFC PATCH v8 0/5] IPC: checkpoint/restore in userspace enhancements
Date: Wed, 24 Oct 2012 14:42:30 -0700 [thread overview]
Message-ID: <20121024144230.a932f2e9.akpm@linux-foundation.org> (raw)
In-Reply-To: <20121024151555.5642.79086.stgit@localhost.localdomain>
On Wed, 24 Oct 2012 19:34:51 +0400
Stanislav Kinsbursky <skinsbursky@parallels.com> wrote:
> This respin of the patch set was significantly reworked. Most part of new API
> was replaced by sysctls (by one per messages, semaphores and shared memory),
> allowing to preset desired id for next new IPC object.
>
> This patch set is aimed to provide additional functionality for all IPC
> objects, which is required for migration of these objects by user-space
> checkpoint/restore utils (CRIU).
>
> The main problem here was impossibility to set up object id. This patch set
> solves the problem by adding new sysctls for preset of desired id for new IPC
> object.
>
> Another problem was to peek messages from queues without deleting them.
> This was achived by introducing of new MSG_COPY flag for sys_msgrcv(). If
> MSG_COPY flag is set, then msgtyp is interpreted as message number.
OK, thanks, I grabbed these. They're not the worst c/r patches I've
ever seen ;)
I'm not seeing any evidence that anyone else has reviewed or tested
these?
next prev parent reply other threads:[~2012-10-24 21:42 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-24 15:34 [RFC PATCH v8 0/5] IPC: checkpoint/restore in userspace enhancements Stanislav Kinsbursky
2012-10-24 15:35 ` [PATCH v8 1/5] ipc: remove forced assignment of selected message Stanislav Kinsbursky
2012-10-24 15:35 ` [PATCH v8 2/5] ipc: add sysctl to specify desired next object id Stanislav Kinsbursky
2012-10-24 21:41 ` Andrew Morton
2012-10-25 7:53 ` Stanislav Kinsbursky
2012-10-24 15:35 ` [PATCH v8 3/5] ipc: message queue receive cleanup Stanislav Kinsbursky
2012-10-24 15:35 ` [PATCH v8 4/5] ipc: message queue copy feature introduced Stanislav Kinsbursky
2012-10-24 21:41 ` Andrew Morton
2012-10-24 15:35 ` [PATCH v8 5/5] test: IPC message queue copy feture test Stanislav Kinsbursky
2012-10-24 21:42 ` Andrew Morton [this message]
2012-12-18 20:36 ` [RFC PATCH v8 0/5] IPC: checkpoint/restore in userspace enhancements Andrew Morton
2012-12-20 4:06 ` Stanislav Kinsbursky
2012-12-20 20:47 ` Andrew Morton
2012-12-21 20:46 ` Stanislav Kinsbursky
2012-12-21 21:57 ` Sasha Levin
2012-12-22 15:43 ` Sasha Levin
2013-01-09 8:24 ` Stanislav Kinsbursky
2013-01-14 6:31 ` Sasha Levin
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