x86/setup: Cleanup crashkernel reservation functions
x86/setup: Cleanup crashkernel reservation functions

* Shorten variable names
* Realign code, space out for better readability

No code changed:

  # arch/x86/kernel/setup.o:

   text    data     bss     dec     hex filename
   4543    3096   69904   77543   12ee7 setup.o.before
   4543    3096   69904   77543   12ee7 setup.o.after

md5:
   8a1b7c6738a553ca207b56bd84a8f359  setup.o.before.asm
   8a1b7c6738a553ca207b56bd84a8f359  setup.o.after.asm

Signed-off-by: Borislav Petkov <0691a664b24b6f15b20cd5aee64b72271db08be1@suse.de>
Reviewed-by: Dave Young <5716cc40769303914dac486db0fc6ac4cba9419e@redhat.com>
Reviewed-by: Joerg Roedel <61aff96566804ea1da8a65de5bcc892ce07caceb@suse.de>
Cc: Andrew Morton <5c1e68b099950c134891f0b6e179498a8ebe9cf9@linux-foundation.org>
Cc: Andy Lutomirski <2cc0d0d76de2e6f37b92deeb83c85cb306fc5dc1@amacapital.net>
Cc: H. Peter Anvin <8a453bad9912ffe59bc0f0b8abe03df9be19379e@zytor.com>
Cc: Jiri Kosina <ed58f755cc8caaf10c3e8c731a8b86fb8f13d6cb@suse.cz>
Cc: Juergen Gross <29bbaec13092d36559e3abc6f27f7d09c395819f@suse.com>
Cc: Linus Torvalds <69652caca27c8b940640ad396ab71f93cacec34f@linux-foundation.org>
Cc: Mark Salter <3186038803479a476d7152f26680d7b1b21c12c4@redhat.com>
Cc: Peter Zijlstra <3fddac958924aef220f202ca567388ddab3f14a8@infradead.org>
Cc: Thomas Gleixner <00e4cf8f46a57000a44449bf9dd8cbbcc209fd2a@linutronix.de>
Cc: WANG Chao <c2aee7029fe382c8d64e1072d797631ac5391d91@redhat.com>
Cc: 30ac6023d09ec909e66e30f98e7a06d045840c75@hp.com
Link: faae0361bbbef222937a1affb02da547db370dc1@alien8.de
Signed-off-by: Ingo Molnar <9dbbbf0688fedc85ad4da37637f1a64b8c718ee2@kernel.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs