Messages in this thread | | | From | Pintu Kumar <> | Date | Wed, 27 Sep 2017 19:54:40 +0530 | Subject | Re: [PATCH 1/1] [tools]: android/ion: userspace test utility for ion buffer sharing |
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On Wed, Sep 27, 2017 at 12:52 AM, Laura Abbott <labbott@redhat.com> wrote: > On 09/26/2017 11:08 AM, Pintu Agarwal wrote: >> >> This is a test utility to verify ION buffer sharing in user space >> between 2 independent processes. >> It uses unix domain socket as IPC to transfer an FD to another process >> and install it. >> >> This utility demonstrates how ION buffer sharing can be implemented >> between >> two user space processes, using various heap ids. >> >> This utility is verified on Ubuntu 32-bit machine using 2 independent >> process such as: ionapp_export (server) and ionapp_import (client). >> First the server needs to be run to export FD to the client. >> This utility works only if /dev/ion interface is present. >> >> Here is a sample demo example: >> >> linux-stable/tools/android/ion$ sudo ./ionapp_export.out -i 1 -s 10 >> heap_type: 2, heap_size: 10 >> Fill buffer content: >> 0xfd 0xfd 0xfd 0xfd 0xfd 0xfd 0xfd 0xfd 0xfd 0xfd >> Sharing fd: 6, Client fd: 5 >> <ion_close_buffer_fd>: buffer release successfully.... >> >> linux-stable/tools/android/ion$ sudo ./ionapp_import.out >> Received buffer fd: 4 >> Read buffer content: >> 0xfd 0xfd 0xfd 0xfd 0xfd 0xfd 0xfd 0xfd 0xfd 0xfd >> Fill buffer content: >> 0xfd 0xfd 0xfd 0xfd 0xfd 0xfd 0xfd 0xfd 0xfd 0xfd 0xfd 0xfd 0xfd 0xfd >> 0xfd 0xfd 0xfd 0xfd 0xfd 0xfd 0xfd 0xfd 0xfd 0xfd 0xfd 0xfd 0xfd 0xfd >> 0xfd 0xfd 0xfd 0xfd >> <ion_close_buffer_fd>: buffer release successfully.... >> >> Signed-off-by: Pintu Agarwal<pintu.ping@gmail.com> > > > This is a good start on a test app for Ion but it needs to be > updated to use the new ABI.
Thanks Laura for your feedback. Can you point out what changes are required?
> > Thanks, > Laura
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