On Wed, Jun 05, 2013 at 12:06:06AM +0800, Jiang Liu wrote:
> Use zram->init_lock to protect access to zram->meta, otherwise it
> may cause invalid memory access if zram->meta has been freed by
> zram_reset_device().
>
> This issue may be triggered by:
> Thread 1:
> while true; do cat mem_used_tota
Use zram->init_lock to protect access to zram->meta, otherwise it
may cause invalid memory access if zram->meta has been freed by
zram_reset_device().
This issue may be triggered by:
Thread 1:
while true; do cat mem_used_total; done
Thread 2:
while true; do echo 8M > disksize; echo 1 > reset; done
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