ashmem_mutex may create a chain of dependencies like:
CPU0CPU1
mmap syscall ioctl syscall
-> mmap_sem (acquired) -> ashmem_ioctl
-> ashmem_mmap-> ashmem_mutex (acquired)
-> ashmem_mutex
On Mon, Mar 19, 2018 at 03:16:51PM -0700, Joel Fernandes (Google) wrote:
> On Tue, Feb 27, 2018 at 10:59 PM, Yisheng Xie wrote:
> > ashmem_mutex may create a chain of dependencies like:
> >
> > CPU0CPU1
> > mmap syscall ioctl syscall
>
On Tue, Feb 27, 2018 at 10:59 PM, Yisheng Xie wrote:
> ashmem_mutex may create a chain of dependencies like:
>
> CPU0CPU1
> mmap syscall ioctl syscall
> -> mmap_sem (acquired) -> ashmem_ioctl
> -> ashmem_mmap
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