Re: [PATCH] skip increamenting nr for TASK_UNINTERRUPTIBLE

2013-12-22 Thread Oleg Nesterov
Vaibhav, again, I think that everything was explained by Linus, let me add some details. > > In coredump case, where thread_1 faults while thread_2 is in > > TASK_UNINTERRUPTIBLE state, it cannot handle the SIGKILL. > > Thus the process hangs on event. > > The coredump routine freezes until the

Re: [PATCH] skip increamenting nr for TASK_UNINTERRUPTIBLE

2013-12-22 Thread Oleg Nesterov
Vaibhav, again, I think that everything was explained by Linus, let me add some details. In coredump case, where thread_1 faults while thread_2 is in TASK_UNINTERRUPTIBLE state, it cannot handle the SIGKILL. Thus the process hangs on event. The coredump routine freezes until the thread

Re: [PATCH] skip increamenting nr for TASK_UNINTERRUPTIBLE

2013-12-21 Thread Oleg Nesterov
On 12/21, Linus Torvalds wrote: > > Again, adding Oleg to the cc. And I don't think this is correct, me too, but I can't reply right now, will do tomorrow, > > In coredump case, where thread_1 faults while thread_2 is in > > TASK_UNINTERRUPTIBLE state, it cannot handle the SIGKILL. Yes, and we

Re: [PATCH] skip increamenting nr for TASK_UNINTERRUPTIBLE

2013-12-21 Thread Linus Torvalds
21, 2013 at 4:18 AM, Vaibhav Shinde wrote: > Dear All, > > We found below issue in coredump for uninterruptible task - > > From 1c46f0327d98ad593d8913f9f1dad352f8f44304 Mon Sep 17 00:00:00 2001 > From: Ajeet Yadav > Date: Sat, 21 Dec 2013 17:06:05 +0530 > Subject: [PATC

[PATCH] skip increamenting nr for TASK_UNINTERRUPTIBLE

2013-12-21 Thread Vaibhav Shinde
Dear All, We found below issue in coredump for uninterruptible task - >From 1c46f0327d98ad593d8913f9f1dad352f8f44304 Mon Sep 17 00:00:00 2001 From: Ajeet Yadav Date: Sat, 21 Dec 2013 17:06:05 +0530 Subject: [PATCH] skip increamenting nr for TASK_UNINTERRUPTIBLE In coredump case, where threa

[PATCH] skip increamenting nr for TASK_UNINTERRUPTIBLE

2013-12-21 Thread Vaibhav Shinde
Dear All, We found below issue in coredump for uninterruptible task - From 1c46f0327d98ad593d8913f9f1dad352f8f44304 Mon Sep 17 00:00:00 2001 From: Ajeet Yadav ajeet.yadav...@gmail.com Date: Sat, 21 Dec 2013 17:06:05 +0530 Subject: [PATCH] skip increamenting nr for TASK_UNINTERRUPTIBLE

Re: [PATCH] skip increamenting nr for TASK_UNINTERRUPTIBLE

2013-12-21 Thread Linus Torvalds
Subject: [PATCH] skip increamenting nr for TASK_UNINTERRUPTIBLE In coredump case, where thread_1 faults while thread_2 is in TASK_UNINTERRUPTIBLE state, it cannot handle the SIGKILL. Thus the process hangs on event. The coredump routine freezes until the thread state is uninterruptible

Re: [PATCH] skip increamenting nr for TASK_UNINTERRUPTIBLE

2013-12-21 Thread Oleg Nesterov
On 12/21, Linus Torvalds wrote: Again, adding Oleg to the cc. And I don't think this is correct, me too, but I can't reply right now, will do tomorrow, In coredump case, where thread_1 faults while thread_2 is in TASK_UNINTERRUPTIBLE state, it cannot handle the SIGKILL. Yes, and we have