sched/cputime, powerpc: Migrate stolen_time field to the accounting structure
authorFrederic Weisbecker <fweisbec@gmail.com>
Thu, 5 Jan 2017 17:11:46 +0000 (18:11 +0100)
committerIngo Molnar <mingo@kernel.org>
Sat, 14 Jan 2017 08:54:12 +0000 (09:54 +0100)
That in order to gather all cputime accumulation to the same place.

Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Christian Borntraeger <borntraeger@de.ibm.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Rik van Riel <riel@redhat.com>
Cc: Stanislaw Gruszka <sgruszka@redhat.com>
Cc: Tony Luck <tony.luck@intel.com>
Cc: Wanpeng Li <wanpeng.li@hotmail.com>
Link: http://lkml.kernel.org/r/1483636310-6557-7-git-send-email-fweisbec@gmail.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
arch/powerpc/include/asm/paca.h
arch/powerpc/kernel/time.c
arch/powerpc/xmon/xmon.c

index 6a6792bb39fbc8616034732322bd497ed30c5961..708c3e592eeb101ce25f8bcd12cceb95e7cf8825 100644 (file)
@@ -187,7 +187,6 @@ struct paca_struct {
 
        /* Stuff for accurate time accounting */
        struct cpu_accounting_data accounting;
-       u64 stolen_time;                /* TB ticks taken by hypervisor */
        u64 dtl_ridx;                   /* read index in dispatch log */
        struct dtl_entry *dtl_curr;     /* pointer corresponding to dtl_ridx */
 
index 17a2cd1c6a75a465dbeaeddd7516d9604b5e1c73..714313ebf030daf4771e9d378df56c609aa99939 100644 (file)
@@ -273,7 +273,7 @@ void accumulate_stolen_time(void)
        ust = scan_dispatch_log(acct->starttime);
        acct->stime -= sst;
        acct->utime -= ust;
-       local_paca->stolen_time += ust + sst;
+       acct->steal_time += ust + sst;
 
        local_paca->soft_enabled = save_soft_enabled;
 }
@@ -288,8 +288,8 @@ static inline u64 calculate_stolen_time(u64 stop_tb)
                acct->stime -= stolen;
        }
 
-       stolen += get_paca()->stolen_time;
-       get_paca()->stolen_time = 0;
+       stolen += acct->steal_time;
+       acct->steal_time = 0;
        return stolen;
 }
 
index 9f3b170d9e0bba8b039e92146991cd7235b0e841..3f864c36d8478751a96f06e0483fb5b10186e014 100644 (file)
@@ -2294,7 +2294,7 @@ static void dump_one_paca(int cpu)
        DUMP(p, accounting.starttime_user, "llx");
        DUMP(p, accounting.startspurr, "llx");
        DUMP(p, accounting.utime_sspurr, "llx");
-       DUMP(p, stolen_time, "llx");
+       DUMP(p, accounting.steal_time, "llx");
 #undef DUMP
 
        catch_memory_errors = 0;