CONFIG_MACH_U300_2MB_ALIGNMENT_FIX is not available for thedefaultarchitecture x86.
Result is shown for architecture arm
default or selected kernelversion does not have config value CONFIG_MACH_U300_2MB_ALIGNMENT_FIX.
Result is shown for kernelversion 6.2.5

2MiB alignment fix

configname: CONFIG_MACH_U300_2MB_ALIGNMENT_FIX

Linux Kernel Configuration
└─>ST-Ericsson AB U300/U330/U335/U365 Platform
└─>2MiB alignment fix
In linux kernel since version 2.6.31 (release Date: 2009-09-09)  
If yes and the Access side CPU has allocated an odd size in
MiB, this fix gives you one MiB extra that would otherwise be
lost due to Linux 2 MiB alignment policy.