| Date | Tue, 20 Mar 2012 23:03:53 +0000 | From | Alan Cox <> | Subject | Re: [PATCH 06/20] Input: atmel_mxt_ts - allow writing to object sysfs entry |
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On Tue, 13 Mar 2012 20:04:09 +0800 Daniel Kurtz <djkurtz@chromium.org> wrote:
> Userspace can write a 24-bit value (encoded as a 6 character hex string) > to the 'object' sysfs entry to modify a single byte of the object table. > The hex string encodes a 3 bytes, in the following format:
How is this locked against other users and updates of these table data ?
I don't see how all the objects and their pointers and size are guaranteedto always be valid in all the users you have ?
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