Revert "s390/cpum_cf: Add kernel message exaplanations"

This reverts commit fb3a0b61.
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

Documentation/kmsg/s390/cpum_cf_common

-/*?
- * Text: "CPU[%i] Counter data was lost\n"
- * Severity: Error
- * Parameter:
- *   @1: CPU identifier
- * Description:
- * The kernel could not extract data provided by the Performance Measurement Unit
- * (PMU) fast enough, some data is overwritten.
- * User action:
- * None
- */
-
-/*?
- * Text: "CPU[%i] MT counter data was lost\n"
- * Severity: Warning
- * Parameter:
- *   @1: CPU identifier
- * Description:
- * The kernel could not extract data provided by the Performance Measurement Unit
- * (PMU) fast enough, some data is overwritten.
- * User action:
- * None
- */
-
-/*?
- * Text: "Registering for CPU-measurement alerts failed with rc=%i\n"
- * Severity: Error
- * Parameter:
- *   @1: Return code of failed interrupt handler registration
- * Description:
- * Please insert description here
- * User action:
- * Reboot. If the problem persists, gather Linux debug data and report
- * the problem to your support organization.
- */
-/*? Text: "%s: %d output lines suppressed due to ratelimiting\n" */

Documentation/kmsg/s390/cpum_cf_diag

-/*? Text: "%s: %d output lines suppressed due to ratelimiting\n" */
-/*? Text: "cpum_cf_diag counter set compare error in set %i\n" */
-/*? Text: "Registration of s390dbf(cpum_cf_diag) failed\n" */
-/*? Text: "Registration of PMU(cpum_cf_diag) failed with rc=%i\n" */
-
-/*?
- * Text: "Enabling the performance measuring unit failed with rc=%x\n"
- * Severity: Error
- * Parameter:
- *   @1: Error code returned by PMU enable function
- * Description:
- * The CPU Measurement Facilitiy for counters needs to be enabled to extract
- * counter data.
- * User action:
- * To use the CPU-measurement counter facility, authorize the LPAR for each
- * counter set you want to use. Customize the LPAR activation profile and modify
- * the Counter Facility Security Options. Then reboot.
- * If the problem persists, gather Linux debug data and report the
- * problem to your support organization.
- */
-
-/*?
- * Text: "Disabling the performance measuring unit failed with rc=%x\n"
- * Severity: Error
- * Parameter:
- *   @1: Error code returned by PMU disable function
- * Description:
- * The CPU Measurement Facilitiy for counters is disabled to stop extraction
- * of counter data.
- * User action:
- * Reboot. If the problem persists, gather Linux debug data and report the
- * problem to your support organization.
- */
-
-/*?
- * Text: "Insufficient memory for PMU(cpum_cf_diag) need=%zu\n"
- * Severity: Error
- * Parameter:
- *   @1: Required amount of bytes needed to store the counter sets.
- * Description:
- * The preallocted memory to store counter sets is too small.
- * User action:
- * If the problem persists, gather Linux debug data and report the
- * problem to your support organization.
- */