On Fri, Apr 21, 2023 at 10:40:48PM +0000, Alyssa Ross wrote: > From: Pingfan Liu <kernelfans@xxxxxxxxx> > > Purgatory.ro is a standalone binary that is not linked against the rest of > the kernel. Its image is copied into an array that is linked to the > kernel, and from there kexec relocates it wherever it desires. > > Unlike the debug info for vmlinux, which can be used for analyzing crash > such info is useless in purgatory.ro. And discarding them can save about > 200K space. > > Original: > 259080 kexec-purgatory.o > Stripped debug info: > 29152 kexec-purgatory.o > > Signed-off-by: Pingfan Liu <kernelfans@xxxxxxxxx> > Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx> > Reviewed-by: Nick Desaulniers <ndesaulniers@xxxxxxxxxx> > Reviewed-by: Steve Wahl <steve.wahl@xxxxxxx> > Acked-by: Dave Young <dyoung@xxxxxxxxxx> > Link: https://lore.kernel.org/r/1596433788-3784-1-git-send-email-kernelfans@xxxxxxxxx > (cherry picked from commit 52416ffcf823ee11aa19792715664ab94757f111) > Signed-off-by: Alyssa Ross <hi@xxxxxxxxx> > --- > arch/x86/purgatory/Makefile | 3 +++ > 1 file changed, 3 insertions(+) > All now queued up, thanks. greg k-h
