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SubjectRe: [PATCH] CPU hot swap for 2.4.3 + s390 support
On Sat, May 05, 2001 at 11:34:16AM -0500, Mitch Adair wrote:

Wouldn't that be lot of the same issues as a "swapoff" with some
portion of that in use? (except for the kernel data case of

No. Swapoff makes pages allocated to userland applications in swap
move back into main memory -- this is much easier because:

- the pages are on disk, we _know_ the aren't locked my mlock or
pinned for IO (kiobufs, whatever)

- there are no kernel pages/buffers in this area, even harder than
the above to deal with


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