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Re: File monitor rewrite: Solaris (and other) help wanted




That does leave tracker-like software in a bad position.

Although I guess one could lobby the kernel people for an inotify
event when a file is mapped and use it as a kind of a hint that the
file should be revisited at some later point.

Morten





On Thu, Jan 15, 2015 at 10:51 AM, Ryan Lortie <desrt@xxxxxxxx> wrote:
> hi,
>
> On Thu, Jan 15, 2015, at 10:49, Morten Welinder wrote:
>> Great plan, but you cannot get that in a meaningful way.  Think
>>
>>     creat
>>     write
>>     mmap
>>     close
>>     # Further writes by way of the mapped region
>>
>> I don't think you can detect the end of that write.
>
>
> Quoting inotify(7):
>
>        The inotify API does not report file accesses and modifications
>        that may
>        occur because of  mmap(2),  msync(2), and munmap(2).
>
> so this is a completely lost cause anyway.
>
> Cheers
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