Re: [PATCH v10 1/4] ipc: Allow boot time extension of IPCMNI from 32k to 8M

2018-11-08 Thread Waiman Long
On 11/06/2018 08:20 AM, Matthew Wilcox wrote: > On Mon, Nov 05, 2018 at 10:43:43AM -0500, Waiman Long wrote: >> The maximum number of unique System V IPC identifiers was limited to >> 32k. That limit should be big enough for most use cases. >> >> However, there are some users out there requesting

Re: [PATCH v10 1/4] ipc: Allow boot time extension of IPCMNI from 32k to 8M

2018-11-06 Thread Matthew Wilcox
On Mon, Nov 05, 2018 at 10:43:43AM -0500, Waiman Long wrote: > The maximum number of unique System V IPC identifiers was limited to > 32k. That limit should be big enough for most use cases. > > However, there are some users out there requesting for more, especially > those that are migrating fro

[PATCH v10 1/4] ipc: Allow boot time extension of IPCMNI from 32k to 8M

2018-11-05 Thread Waiman Long
The maximum number of unique System V IPC identifiers was limited to 32k. That limit should be big enough for most use cases. However, there are some users out there requesting for more, especially those that are migrating from Solaris which uses 24 bits for unique identifiers. To satisfy the nee