Vivek Goyal wrote: > So what happens if somebody builds a SMP kernel and runs on a UP machine. > Later it hotplus one CPU. Then kernel will switch to SMP mode. Looking > at the code it looks like it will also try to patch init text which is > no more there and will corrupt something else?
There are range checks for both kernel (_text -> _etext) and modules (.text section). Anything outside isn't patched. cheers, Gerd -- Gerd Hoffmann <[EMAIL PROTECTED]> - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
