s390/nmi: fix terminology

According to the architecture registers are validated and not
revalidated. So change comments and functions names to match.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

diff --git a/arch/s390/kernel/nmi.c b/arch/s390/kernel/nmi.c
index 3c69483faa103759c0d7b79295ae60d2104b2785..b3004f4ac493370138ba681693c6217a8d757b46 100644 (file)
--- a/arch/s390/kernel/nmi.c
+++ b/arch/s390/kernel/nmi.c
@@ -101,7 +101,7 @@ EXPORT_SYMBOL_GPL(s390_handle_mcck);
  * returns 0 if all registers could be validated
  * returns 1 otherwise
  */
-static int notrace s390_revalidate_registers(union mci mci)
+static int notrace s390_validate_registers(union mci mci)
 {
        int kill_task;
        u64 zero;
@@ -137,7 +137,7 @@ static int notrace s390_revalidate_registers(union mci mci)
                asm volatile("lfpc 0(%0)" : : "a" (fpt_creg_save_area));
 
        if (!MACHINE_HAS_VX) {
-               /* Revalidate floating point registers */
+               /* Validate floating point registers */
                asm volatile(
                        "       ld      0,0(%0)\n"
                        "       ld      1,8(%0)\n"
@@ -157,7 +157,7 @@ static int notrace s390_revalidate_registers(union mci mci)
                        "       ld      15,120(%0)\n"
                        : : "a" (fpt_save_area));
        } else {
-               /* Revalidate vector registers */
+               /* Validate vector registers */
                union ctlreg0 cr0;
 
                if (!mci.vr) {
@@ -178,7 +178,7 @@ static int notrace s390_revalidate_registers(union mci mci)
                                 &S390_lowcore.vector_save_area) : "1");
                __ctl_load(S390_lowcore.cregs_save_area[0], 0, 0);
        }
-       /* Revalidate access registers */
+       /* Validate access registers */
        asm volatile(
                "       lam     0,15,0(%0)"
                : : "a" (&S390_lowcore.access_regs_save_area));
@@ -189,7 +189,7 @@ static int notrace s390_revalidate_registers(union mci mci)
                 */
                kill_task = 1;
        }
-       /* Revalidate control registers */
+       /* Validate control registers */
        if (!mci.cr) {
                /*
                 * Control registers have unknown contents.
@@ -202,11 +202,11 @@ static int notrace s390_revalidate_registers(union mci mci)
                        : : "a" (&S390_lowcore.cregs_save_area));
        }
        /*
-        * We don't even try to revalidate the TOD register, since we simply
+        * We don't even try to validate the TOD register, since we simply
         * can't write something sensible into that register.
         */
        /*
-        * See if we can revalidate the TOD programmable register with its
+        * See if we can validate the TOD programmable register with its
         * old contents (should be zero) otherwise set it to zero.
         */
        if (!mci.pr)
@@ -220,7 +220,7 @@ static int notrace s390_revalidate_registers(union mci mci)
                        "       sckpf"
                        : : "a" (&S390_lowcore.tod_progreg_save_area)
                        : "0", "cc");
-       /* Revalidate clock comparator register */
+       /* Validate clock comparator register */
        set_clock_comparator(S390_lowcore.clock_comparator);
        /* Check if old PSW is valid */
        if (!mci.wp)
@@ -302,7 +302,7 @@ void notrace s390_do_machine_check(struct pt_regs *regs)
                        s390_handle_damage();
                }
        }
-       if (s390_revalidate_registers(mci)) {
+       if (s390_validate_registers(mci)) {
                if (umode) {
                        /*
                         * Couldn't restore all register contents while in