On Wed, 2007-06-20 at 18:05 +0100, Alan Cox wrote: > > 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.
Found the problem in my code. A buggy program, buggy test program and a buggy brain while debugging doesn't seem to give the best results. :) > It will occur if you are reading as someone else changes the file size. > Use file locking, it exists for a reason ;) Annoying extra overhead. Especially with NFS, when nowadays you can't even use flock() to create local locks..
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