Messages in this thread | | | Date | Mon, 19 Jun 2006 16:19:13 +0200 | From | Wojciech Moczulski <> | Subject | Re: Suspending and resuming a single task |
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Bernard Blackham napisał(a): > On Mon, 2006-06-19 at 03:06 +0200, Wojciech Moczulski wrote: > >>Matthew Garrett napisał(a): >> >>>http://cryopid.berlios.de/ ? >> >>OK, and if I want to parse the path to a file, where process state is saved, >>to the kernel and let the kernel module restart the process? Is it possible to >>do it this way (without building self-executable binary)? > > > One of the earlier incarnations of CryoPID did more or less this - it > generated an ELF file with segments as laid out in the original image, > so that the kernel ELF loaded did all the dirty work. It still required > an extra portion of code to be injected into the binary in order to > restore registers, file descriptors, etc. I recall the main reason I > switched away from it was to be able to compress the images. > > If you're going to be modifying the kernel in order to resume processes, > then implementing it as an binary format handler (fs/binfmt_*) may be > what you're looking for.
I must say I didn't thought of it in this way. First version of my concept assumned storing task state, restoring it later and get it running by creating a new process by hand and rewriting necessary data.
Well, thank anyway.
Regards, Wojciech - 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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