From: Jing Xia
Writeback thread and fuse block each other.
Writeback thread waits fuse's reply with inode's I_SYNC being
held.Fuse enters the slowpath of memory allocation when handle
the request and has to wait the inode's I_SYNC is cleared.
writeback's backtrace
-
PID
Thanks.
On Thu, Feb 14, 2019 at 2:27 AM Laura Abbott wrote:
>
> On 2/11/19 11:09 PM, Jing Xia wrote:
> > gfp_flags is always set high_order_gfp_flags even if allocations of
> > order 0 are made.But for smaller allocations, the system should be able
> > to reclaim some me
gfp_flags is always set high_order_gfp_flags even if allocations of
order 0 are made.But for smaller allocations, the system should be able
to reclaim some memory.
Signed-off-by: Jing Xia
Reviewed-by: Yuming Han
Reviewed-by: Zhaoyang Huang
Reviewed-by: Orson Zhai
---
drivers/staging/android
red in iter->position, which has been freed before
and filled with POISON_FREE(0x6b).
And the root cause of the use-after-free issue is that
invalidate_reclaim_iterators() fails to reset the value of
iter->position to NULL when the css of the memcg is released in non-
hierarchical mode.
Signed-off
red in iter->position, which has been freed before
and filled with POISON_FREE(0x6b).
And the root cause of the use-after-free issue is that
invalidate_reclaim_iterators() fails to reset the value of
iter->position to NULL when the css of the memcg is released in non-
hierarchical mode.
Signed-off
Thank for your comment,I appreciate it.
On Wed, Jun 13, 2018 at 5:20 AM, Mike Snitzer wrote:
> On Tue, Jun 12 2018 at 4:03am -0400,
> Jing Xia wrote:
>
>> Performance test in android reports that the phone sometimes gets
>> hanged and shows black screen for about severa
Thank for your comment,I appreciate it.
On Wed, Jun 13, 2018 at 5:20 AM, Mike Snitzer wrote:
> On Tue, Jun 12 2018 at 4:03am -0400,
> Jing Xia wrote:
>
>> Performance test in android reports that the phone sometimes gets
>> hanged and shows black screen for about severa
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