On 2012/7/4 15:32, Joel Becker wrote:
> On Mon, Jan 30, 2012 at 09:51:22PM -0800, Srinivas Eeda wrote:
>> When ocfs2dc thread holds dc_task_lock spinlock and receives soft IRQ it
>> deadlock itself trying to get same spinlock in ocfs2_wake_downconvert_thread.
>> Below is the stack snippet.
>>
>> T
On Mon, Jan 30, 2012 at 09:51:22PM -0800, Srinivas Eeda wrote:
> When ocfs2dc thread holds dc_task_lock spinlock and receives soft IRQ it
> deadlock itself trying to get same spinlock in ocfs2_wake_downconvert_thread.
> Below is the stack snippet.
>
> The patch disables interrupts when acquiring d
sob
On 01/30/2012 09:51 PM, Srinivas Eeda wrote:
> When ocfs2dc thread holds dc_task_lock spinlock and receives soft IRQ it
> deadlock itself trying to get same spinlock in ocfs2_wake_downconvert_thread.
> Below is the stack snippet.
>
> The patch disables interrupts when acquiring dc_task_lock sp
sorry ignore this patch, resent another one after adding the new line.
On 1/30/2012 9:47 PM, Srinivas Eeda wrote:
> When ocfs2dc thread holds dc_task_lock spinlock and receives soft IRQ it
> deadlock itself trying to get same spinlock in ocfs2_wake_downconvert_thread.
> Below is the stack snippet.
When ocfs2dc thread holds dc_task_lock spinlock and receives soft IRQ it
deadlock itself trying to get same spinlock in ocfs2_wake_downconvert_thread.
Below is the stack snippet.
The patch disables interrupts when acquiring dc_task_lock spinlock.
ocfs2_wake_downconvert_thread
ocfs
When ocfs2dc thread holds dc_task_lock spinlock and receives soft IRQ it
deadlock itself trying to get same spinlock in ocfs2_wake_downconvert_thread.
Below is the stack snippet.
The patch disables interrupts when acquiring dc_task_lock spinlock.
ocfs2_wake_downconvert_thread
ocfs
Comments inlined.
On 01/28/2012 06:13 PM, Srinivas Eeda wrote:
> When ocfs2dc thread holds dc_task_lock spinlock and receives soft IRQ for
> I/O completion it deadlock itself trying to get same spinlock in
> ocfs2_wake_downconvert_thread
>
> The patch disables interrupts when acquiring dc_task_loc
On 01/30/2012 07:44 AM, srinivas eeda wrote:
> Hi Tao,
> thanks for reviewing.
>
>>> When ocfs2dc thread holds dc_task_lock spinlock and receives soft IRQ
>>> for
>>> I/O completion it deadlock itself trying to get same spinlock in
>>> ocfs2_wake_downconvert_thread
>> could you please describe it
Hi Tao,
thanks for reviewing.
>> When ocfs2dc thread holds dc_task_lock spinlock and receives soft IRQ for
>> I/O completion it deadlock itself trying to get same spinlock in
>> ocfs2_wake_downconvert_thread
> could you please describe it in more detail?
When ocfs2dc thread is running on a cpu and
Hi Srini,
On 01/29/2012 10:13 AM, Srinivas Eeda wrote:
> When ocfs2dc thread holds dc_task_lock spinlock and receives soft IRQ for
> I/O completion it deadlock itself trying to get same spinlock in
> ocfs2_wake_downconvert_thread
could you please describe it in more detail?
btw, if you are afraid
When ocfs2dc thread holds dc_task_lock spinlock and receives soft IRQ for
I/O completion it deadlock itself trying to get same spinlock in
ocfs2_wake_downconvert_thread
The patch disables interrupts when acquiring dc_task_lock spinlock
Signed-off-by: Srinivas Eeda
---
fs/ocfs2/dlmglue.c | 30
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