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> Btw, this is also something where we should just disallow certain > system > calls from being done through the asynchronous method. Yeah. Maybe just a bitmap built from __NR_ constants? I don't know if we can do it in a way that doesn't require arch maintainer's attention. It seems like it would be nice to avoid putting a test in the handlers themselves, and leave it up to the aio syscall submission processing. > More interesting is the question about "close()", though. Currently we > have an optimization (fget/fput_light) that basically boils down to > "we > know we are the only owners". That optimization becomes more > "interesting" > with AIO - we need to disable it when fibrils are active (because > other > fibrils or the main thread can do it), but we can still keep it for > the > non-fibril case. I'll take a look, thanks for pointing it out. - z - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
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