diff options
Diffstat (limited to 'usr/src/uts/common/os/clock.c')
| -rw-r--r-- | usr/src/uts/common/os/clock.c | 37 |
1 files changed, 1 insertions, 36 deletions
diff --git a/usr/src/uts/common/os/clock.c b/usr/src/uts/common/os/clock.c index 0152c2e958..a1040f1270 100644 --- a/usr/src/uts/common/os/clock.c +++ b/usr/src/uts/common/os/clock.c @@ -23,7 +23,7 @@ /* - * Copyright 2006 Sun Microsystems, Inc. All rights reserved. + * Copyright 2007 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ @@ -66,7 +66,6 @@ #include <sys/cpupart.h> #include <sys/rctl.h> #include <sys/task.h> -#include <sys/chip.h> #include <sys/sdt.h> #ifdef __sparc @@ -260,13 +259,6 @@ cyclic_id_t deadman_cyclic; /* deadman()'s cyclic_id */ static int lgrp_ticks; /* counter to schedule lgrp load calcs */ /* - * rechoose_interval_history is used to detect when rechoose_interval's - * value has changed (via hotpatching for example), so that the - * cached values in the cpu structures may be updated. - */ -static int rechoose_interval_history = RECHOOSE_INTERVAL; - -/* * for tod fault detection */ #define TOD_REF_FREQ ((longlong_t)(NANOSEC)) @@ -345,8 +337,6 @@ clock(void) int64_t lltemp; int s; int do_lgrp_load; - int rechoose_update = 0; - int rechoose; int i; if (panicstr) @@ -430,21 +420,9 @@ clock(void) do_lgrp_load = 1; } - /* - * The dispatcher tunable rechoose_interval may be hot-patched. - * Note if it has a new value. If so, the effective rechoose_interval - * cached in the cpu structures needs to be updated. - * If needed we'll do this during the walk of the cpu_list below. - */ - if (rechoose_interval != rechoose_interval_history) { - rechoose_interval_history = rechoose_interval; - rechoose_update = 1; - } - if (one_sec) loadavg_update(); - /* * First count the threads waiting on kpreempt queues in each * CPU partition. @@ -522,19 +500,6 @@ clock(void) lgrp_loadavg(cp->cpu_lpl, cpu_nrunnable * LGRP_LOADAVG_IN_THREAD_MAX, 1); } - /* - * The platform may define a per physical processor - * adjustment of rechoose_interval. The effective - * (base + adjustment) rechoose_interval is cached - * in the cpu structures for efficiency. Above we detect - * if the cached values need updating, and here is where - * the update happens. - */ - if (rechoose_update) { - rechoose = rechoose_interval + - cp->cpu_chip->chip_rechoose_adj; - cp->cpu_rechoose = (rechoose < 0) ? 0 : rechoose; - } } while ((cp = cp->cpu_next) != cpu_list); /* |