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authorMartin Schwidefsky <schwidefsky@de.ibm.com>2015-09-18 16:41:36 +0200
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2015-09-30 16:22:38 +0200
commit72d38b19781de457def0a62dfaa50134fc6e15f0 (patch)
tree142bbab792f048ffbad3980f11150a19f47c4604 /arch/s390/kernel/asm-offsets.c
parentadc0b7fbf6fe9967505c0254d9535ec7288186ae (diff)
s390/vtime: correct scaled cputime of partially idle CPUs
The calculation for the SMT scaling factor for a hardware thread which has been partially idle needs to disregard the cycles spent by the other threads of the core while the thread is idle. Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/kernel/asm-offsets.c')
-rw-r--r--arch/s390/kernel/asm-offsets.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/s390/kernel/asm-offsets.c b/arch/s390/kernel/asm-offsets.c
index 48c9af7a7683..3aeeb1b562c0 100644
--- a/arch/s390/kernel/asm-offsets.c
+++ b/arch/s390/kernel/asm-offsets.c
@@ -176,6 +176,7 @@ int main(void)
DEFINE(__LC_PASTE, offsetof(struct _lowcore, paste));
DEFINE(__LC_FP_CREG_SAVE_AREA, offsetof(struct _lowcore, fpt_creg_save_area));
DEFINE(__LC_LAST_BREAK, offsetof(struct _lowcore, breaking_event_addr));
+ DEFINE(__LC_PERCPU_OFFSET, offsetof(struct _lowcore, percpu_offset));
DEFINE(__LC_VDSO_PER_CPU, offsetof(struct _lowcore, vdso_per_cpu_data));
DEFINE(__LC_GMAP, offsetof(struct _lowcore, gmap));
DEFINE(__LC_PGM_TDB, offsetof(struct _lowcore, pgm_tdb));