+static int vm_munmap_zap_rlock(unsigned long start, size_t len)
+{
+ int ret;
+ struct mm_struct *mm = current->mm;
+ LIST_HEAD(uf);
+
+ ret = do_munmap_zap_rlock(mm, start, len, &uf);
+ userfaultfd_unmap_complete(mm, &uf);
+ return ret;
+}
+
int vm_munmap(unsigned long st
On 24/07/2018 19:26, Yang Shi wrote:
>
>
> On 7/24/18 10:18 AM, Laurent Dufour wrote:
>> On 19/07/2018 01:21, Yang Shi wrote:
>>> When running some mmap/munmap scalability tests with large memory (i.e.
300GB), the below hung task issue may happen occasionally.
>>> INFO: task ps:14018 bloc
On 7/24/18 10:18 AM, Laurent Dufour wrote:
On 19/07/2018 01:21, Yang Shi wrote:
When running some mmap/munmap scalability tests with large memory (i.e.
300GB), the below hung task issue may happen occasionally.
INFO: task ps:14018 blocked for more than 120 seconds.
Tainted: G
On 19/07/2018 01:21, Yang Shi wrote:
> When running some mmap/munmap scalability tests with large memory (i.e.
>> 300GB), the below hung task issue may happen occasionally.
>
> INFO: task ps:14018 blocked for more than 120 seconds.
>Tainted: GE 4.9.79-009.ali3000.alios7.x86_64
On 7/24/18 2:26 AM, Kirill A. Shutemov wrote:
On Thu, Jul 19, 2018 at 07:21:41AM +0800, Yang Shi wrote:
When running some mmap/munmap scalability tests with large memory (i.e.
300GB), the below hung task issue may happen occasionally.
INFO: task ps:14018 blocked for more than 120 seconds.
On Thu, Jul 19, 2018 at 07:21:41AM +0800, Yang Shi wrote:
> When running some mmap/munmap scalability tests with large memory (i.e.
> > 300GB), the below hung task issue may happen occasionally.
>
> INFO: task ps:14018 blocked for more than 120 seconds.
>Tainted: GE 4.9.79-009.
When running some mmap/munmap scalability tests with large memory (i.e.
> 300GB), the below hung task issue may happen occasionally.
INFO: task ps:14018 blocked for more than 120 seconds.
Tainted: GE 4.9.79-009.ali3000.alios7.x86_64 #1
"echo 0 > /proc/sys/kernel/hung_task_timeo
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