Messages in this thread | | | From | Stefan Rompf <> | Subject | Re: [Hdaps-devel] Re: HDAPS, Need to park the head for real | Date | Fri, 19 Aug 2005 13:36:36 +0200 |
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Dave Hansen wrote:
> In reality, that probably means a statically compiled daemon that > mlock()s itself, and any structures that it will need. It _might_ even > need to keep an open file descriptor on the "frozen" file. Because, in > theory, that file could be written out to the sysfs backing store.
with such a hassle to make the parking API available, assure that the head parking daemon is not swapped out, can access the filedescriptor, has a priority high enough to start immediatly when needed, wouldn't that qualify for running in kernel space?
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