On Sun, 2014-11-23 at 07:21 -0500, Pranith Kumar wrote:
> I am not sure we should be taking rcu_read_lock() there as I am not
> sure how long that critical section might last. Can someone who is
> more familiar with the code take a look?
>
> I will try to look for a solution too in the mean
On Fri, Nov 21, 2014 at 9:58 AM, Kirill A. Shutemov
wrote:
> On Fri, Nov 21, 2014 at 09:30:36AM -0500, Pranith Kumar wrote:
>> On 11/21/2014 08:31 AM, Kirill A. Shutemov wrote:
>> > On Tue, Oct 28, 2014 at 03:09:56PM -0700, Paul E. McKenney wrote:
>> >> From: Pranith Kumar
>> >>
>> >> Got Paul's
On Fri, Nov 21, 2014 at 9:58 AM, Kirill A. Shutemov
kir...@shutemov.name wrote:
On Fri, Nov 21, 2014 at 09:30:36AM -0500, Pranith Kumar wrote:
On 11/21/2014 08:31 AM, Kirill A. Shutemov wrote:
On Tue, Oct 28, 2014 at 03:09:56PM -0700, Paul E. McKenney wrote:
From: Pranith Kumar
On Sun, 2014-11-23 at 07:21 -0500, Pranith Kumar wrote:
I am not sure we should be taking rcu_read_lock() there as I am not
sure how long that critical section might last. Can someone who is
more familiar with the code take a look?
I will try to look for a solution too in the mean time.
I
On Fri, Nov 21, 2014 at 09:30:36AM -0500, Pranith Kumar wrote:
> On 11/21/2014 08:31 AM, Kirill A. Shutemov wrote:
> > On Tue, Oct 28, 2014 at 03:09:56PM -0700, Paul E. McKenney wrote:
> >> From: Pranith Kumar
> >>
> >> Got Paul's email wrong the first time.
> >>
> >> The map field in 'struct
On 11/21/2014 08:31 AM, Kirill A. Shutemov wrote:
> On Tue, Oct 28, 2014 at 03:09:56PM -0700, Paul E. McKenney wrote:
>> From: Pranith Kumar
>>
>> Got Paul's email wrong the first time.
>>
>> The map field in 'struct mapped_device' is an rcu pointer. Use
>> rcu_dereference()
>> while accessing
On Tue, Oct 28, 2014 at 03:09:56PM -0700, Paul E. McKenney wrote:
> From: Pranith Kumar
>
> Got Paul's email wrong the first time.
>
> The map field in 'struct mapped_device' is an rcu pointer. Use
> rcu_dereference()
> while accessing it.
>
> Signed-off-by: Pranith Kumar
> Signed-off-by:
On Tue, Oct 28, 2014 at 03:09:56PM -0700, Paul E. McKenney wrote:
From: Pranith Kumar bobby.pr...@gmail.com
Got Paul's email wrong the first time.
The map field in 'struct mapped_device' is an rcu pointer. Use
rcu_dereference()
while accessing it.
Signed-off-by: Pranith Kumar
On 11/21/2014 08:31 AM, Kirill A. Shutemov wrote:
On Tue, Oct 28, 2014 at 03:09:56PM -0700, Paul E. McKenney wrote:
From: Pranith Kumar bobby.pr...@gmail.com
Got Paul's email wrong the first time.
The map field in 'struct mapped_device' is an rcu pointer. Use
rcu_dereference()
while
On Fri, Nov 21, 2014 at 09:30:36AM -0500, Pranith Kumar wrote:
On 11/21/2014 08:31 AM, Kirill A. Shutemov wrote:
On Tue, Oct 28, 2014 at 03:09:56PM -0700, Paul E. McKenney wrote:
From: Pranith Kumar bobby.pr...@gmail.com
Got Paul's email wrong the first time.
The map field in 'struct
From: Pranith Kumar
Got Paul's email wrong the first time.
The map field in 'struct mapped_device' is an rcu pointer. Use rcu_dereference()
while accessing it.
Signed-off-by: Pranith Kumar
Signed-off-by: Paul E. McKenney
---
drivers/md/dm.c | 8
1 file changed, 4 insertions(+), 4
From: Pranith Kumar bobby.pr...@gmail.com
Got Paul's email wrong the first time.
The map field in 'struct mapped_device' is an rcu pointer. Use rcu_dereference()
while accessing it.
Signed-off-by: Pranith Kumar bobby.pr...@gmail.com
Signed-off-by: Paul E. McKenney paul...@linux.vnet.ibm.com
---
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