On Tue, 2025-02-18 at 14:55 -0800, steven chen wrote: > The extra memory allocated for carrying the IMA measurement list across > kexec is hard-coded as half a PAGE. Make it configurable. > > Define a Kconfig option, IMA_KEXEC_EXTRA_MEMORY_KB, to configure the > extra memory (in kb) to be allocated for IMA measurements added during > kexec soft reboot. Ensure the default value of the option is set such > that extra half a page of memory for additional measurements is allocated > for the additional measurements. > > Update ima_add_kexec_buffer() function to allocate memory based on the > Kconfig option value, rather than the currently hard-coded one. > > Suggested-by: Stefan Berger <stefanb@xxxxxxxxxxxxx> > Signed-off-by: Tushar Sugandhi <tusharsu@xxxxxxxxxxxxxxxxxxx> > Signed-off-by: steven chen <chenste@xxxxxxxxxxxxxxxxxxx> > Reviewed-by: Stefan Berger <stefanb@xxxxxxxxxxxxx> Reviewed-by: Mimi Zohar <zohar@xxxxxxxxxxxxx>
