Re: [PATCH v11 2/3] ipc: Conserve sequence numbers in ipcmni_extend mode

2019-03-10 Thread Manfred Spraul
On 2/27/19 9:30 PM, Waiman Long wrote: On 11/20/2018 02:41 PM, Manfred Spraul wrote: From 6bbade73d21884258a995698f21ad3128df8e98a Mon Sep 17 00:00:00 2001 From: Manfred Spraul Date: Sat, 29 Sep 2018 15:43:28 +0200 Subject: [PATCH 2/2] ipc/util.c: use idr_alloc_cyclic() for ipc allocations A b

[PATCH-next] ipc: Fix race condition in ipc_idr_alloc()

2019-03-10 Thread Waiman Long
In ipc_idr_alloc(), the sequence number of the kern_ipc_perm object was also set before calling idr_alloc(). That gets changed recently in order to conserve the sequence number space. That can lead to a possible race condition where another thread of the same kern_ipc_perm may have called ipc_obtai

Re: [PATCH v3 00/31] clean up and reorg Chinese kernel docs

2019-03-10 Thread Alex Shi
CC more active Chinese peoples. Hi Harry, Could you please give some comments as the patch series is updated to v3 and I can't see any problem of this series? There could do more on the processing docs translation, but as the first step, we want comments from Chinese doc maintainer. Thanks Al