Messages in this thread | | | Date | Wed, 20 Jun 2007 18:05:00 +0100 | From | Alan Cox <> | Subject | Re: SMP read() stopping at memory page boundaries |
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> I thought this wouldn't happen when reading from local filesystems. > Anyway, my real program was doing that, and it was still seeing partial > data. But looks like I can't reproduce it in my test program with two > pread()s, so I'll have to do some more debugging.
It will occur if you are reading as someone else changes the file size. Use file locking, it exists for a reason ;)
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