parisc: Drop loops_per_jiffy from per_cpu struct

stable inclusion
from stable-v5.10.195
commit d653c35de087f829f8d778486f465347ff6e1776
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I95JOC

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=d653c35de087f829f8d778486f465347ff6e1776



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commit 93346da8 upstream.

There is no need to keep a loops_per_jiffy value per cpu. Drop it.

Signed-off-by: Helge Deller <deller@gmx.de>
Cc: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: sanglipeng <sanglipeng1@jd.com>