well in what way do the kernel mechanisms allow the processes to see each other files(when the ids are the same),through shared memory,sockets?is a process with the same id with another one,allowed to write its address space?
On 24 Νοέ, 05:10, Dianne Hackborn <[email protected]> wrote: > They are allowed to do IPC between each other if the the things that check > uids allow it. Your question is a little too general to answer more > specifically than that. > > On Mon, Nov 23, 2009 at 12:51 PM, dane131 <[email protected]> wrote: > > well,i am quite confused with the user ids stuff and what they mean in > > the process level.In Linux,every process uses its own virtual address > > space and no process can write to the address space of another > > process.So the communication between two processes is conducted via > > IPC mechanims which are part of the Linux kernel.Are two processes > > with different user ids allowed to ipc? > > > -- > > You received this message because you are subscribed to the Google > > Groups "Android Developers" group. > > To post to this group, send email to [email protected] > > To unsubscribe from this group, send email to > > [email protected]<android-developers%2Bunsubs > > [email protected]> > > For more options, visit this group at > >http://groups.google.com/group/android-developers?hl=en > > -- > Dianne Hackborn > Android framework engineer > [email protected] > > Note: please don't send private questions to me, as I don't have time to > provide private support, and so won't reply to such e-mails. All such > questions should be posted on public forums, where I and others can see and > answer them. -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/android-developers?hl=en
