Extra memory for IMA measurements added during kexec soft reboot

configname: CONFIG_IMA_KEXEC_EXTRA_MEMORY_KB

Linux Kernel Configuration
└─>Security options
└─>Extra memory for IMA measurements added during kexec soft reboot
In linux kernel since version 6.1.145 (release Date: 2025-07-14)  
IMA_KEXEC_EXTRA_MEMORY_KB determines the extra memory to be
allocated (in kb) for IMA measurements added during kexec soft reboot.
If set to the default value of 0, an extra half page of memory for those
additional measurements will be allocated.