Re: [Bug] 12.864681 BUG: lock held when returning to user space!

2013-10-16 Thread James Bottomley
On Tue, 2013-10-08 at 09:45 -0400, Douglas Gilbert wrote: On 13-10-08 02:44 AM, vaughan wrote: Hi Madper, CC to Douglas to get comments. I use the rw_semaphore o_sem to protect excl open, introduced in commit 15b06f9a02406e5460001db6d5af5c738cd3d4e7 since v3.12-rc1. Is it forbidden to

Re: [Bug] 12.864681 BUG: lock held when returning to user space!

2013-10-16 Thread Douglas Gilbert
On 13-10-16 09:24 AM, James Bottomley wrote: On Tue, 2013-10-08 at 09:45 -0400, Douglas Gilbert wrote: On 13-10-08 02:44 AM, vaughan wrote: Hi Madper, CC to Douglas to get comments. I use the rw_semaphore o_sem to protect excl open, introduced in commit

Re: [Bug] 12.864681 BUG: lock held when returning to user space!

2013-10-08 Thread Douglas Gilbert
] [ 12.864681] [ BUG: lock held when returning to user space! ] [ 12.864682] 3.12.0-rc2 #1 Not tainted [ 12.864683] [ 12.864684] iprinit/719 is leaving the kernel with locks still held