Re: live mods to kernel with gdb

Alan Cox (alan@lxorguk.ukuu.org.uk)
Mon, 24 Aug 1998 14:32:42 +0100 (BST)

> Just wondering why doing 'gdb vmlinux /proc/kcore' is read-only ?
>
> (actually it seems to work pretty weirdly even in read mode on my
> machine but that's another story, maybe gdb is cacheing stuff?).

There are patches available for running remote gdb on x86 kernels (and
standard hooks on most non x86 kernel trees). Its been extremely useful
on the odd occasions I've had to resort to it

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