| sched_4bsd.c (145109) | sched_4bsd.c (145256) |
|---|---|
| 1/*- 2 * Copyright (c) 1982, 1986, 1990, 1991, 1993 3 * The Regents of the University of California. All rights reserved. 4 * (c) UNIX System Laboratories, Inc. 5 * All or some portions of this file are derived from material licensed 6 * to the University of California by American Telephone and Telegraph 7 * Co. or Unix System Laboratories, Inc. and are reproduced herein with 8 * the permission of UNIX System Laboratories, Inc. --- 19 unchanged lines hidden (view full) --- 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 */ 34 35#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 1982, 1986, 1990, 1991, 1993 3 * The Regents of the University of California. All rights reserved. 4 * (c) UNIX System Laboratories, Inc. 5 * All or some portions of this file are derived from material licensed 6 * to the University of California by American Telephone and Telegraph 7 * Co. or Unix System Laboratories, Inc. and are reproduced herein with 8 * the permission of UNIX System Laboratories, Inc. --- 19 unchanged lines hidden (view full) --- 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 */ 34 35#include <sys/cdefs.h> |
| 36__FBSDID("$FreeBSD: head/sys/kern/sched_4bsd.c 145109 2005-04-15 14:01:43Z maxim $"); | 36__FBSDID("$FreeBSD: head/sys/kern/sched_4bsd.c 145256 2005-04-19 04:01:25Z jkoshy $"); |
| 37 38#define kse td_sched 39 40#include <sys/param.h> 41#include <sys/systm.h> 42#include <sys/kernel.h> 43#include <sys/ktr.h> 44#include <sys/lock.h> 45#include <sys/kthread.h> 46#include <sys/mutex.h> 47#include <sys/proc.h> 48#include <sys/resourcevar.h> 49#include <sys/sched.h> 50#include <sys/smp.h> 51#include <sys/sysctl.h> 52#include <sys/sx.h> 53#include <sys/turnstile.h> 54#include <machine/smp.h> 55 | 37 38#define kse td_sched 39 40#include <sys/param.h> 41#include <sys/systm.h> 42#include <sys/kernel.h> 43#include <sys/ktr.h> 44#include <sys/lock.h> 45#include <sys/kthread.h> 46#include <sys/mutex.h> 47#include <sys/proc.h> 48#include <sys/resourcevar.h> 49#include <sys/sched.h> 50#include <sys/smp.h> 51#include <sys/sysctl.h> 52#include <sys/sx.h> 53#include <sys/turnstile.h> 54#include <machine/smp.h> 55 |
| 56#ifdef HWPMC_HOOKS 57#include <sys/pmckern.h> 58#endif 59 |
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| 56/* 57 * INVERSE_ESTCPU_WEIGHT is only suitable for statclock() frequencies in 58 * the range 100-256 Hz (approximately). 59 */ 60#define ESTCPULIM(e) \ 61 min((e), INVERSE_ESTCPU_WEIGHT * (NICE_WEIGHT * (PRIO_MAX - PRIO_MIN) - \ 62 RQ_PPQ) + INVERSE_ESTCPU_WEIGHT - 1) 63#ifdef SMP --- 890 unchanged lines hidden (view full) --- 954 newtd->td_kse->ke_flags |= KEF_DIDRUN; 955 TD_SET_RUNNING(newtd); 956 if ((newtd->td_proc->p_flag & P_NOLOAD) == 0) 957 sched_load_add(); 958 } else { 959 newtd = choosethread(); 960 } 961 | 60/* 61 * INVERSE_ESTCPU_WEIGHT is only suitable for statclock() frequencies in 62 * the range 100-256 Hz (approximately). 63 */ 64#define ESTCPULIM(e) \ 65 min((e), INVERSE_ESTCPU_WEIGHT * (NICE_WEIGHT * (PRIO_MAX - PRIO_MIN) - \ 66 RQ_PPQ) + INVERSE_ESTCPU_WEIGHT - 1) 67#ifdef SMP --- 890 unchanged lines hidden (view full) --- 958 newtd->td_kse->ke_flags |= KEF_DIDRUN; 959 TD_SET_RUNNING(newtd); 960 if ((newtd->td_proc->p_flag & P_NOLOAD) == 0) 961 sched_load_add(); 962 } else { 963 newtd = choosethread(); 964 } 965 |
| 962 if (td != newtd) | 966 if (td != newtd) { 967#ifdef HWPMC_HOOKS 968 if (PMC_PROC_IS_USING_PMCS(td->td_proc)) 969 PMC_SWITCH_CONTEXT(td, PMC_FN_CSW_OUT); 970#endif |
| 963 cpu_switch(td, newtd); | 971 cpu_switch(td, newtd); |
| 972#ifdef HWPMC_HOOKS 973 if (PMC_PROC_IS_USING_PMCS(td->td_proc)) 974 PMC_SWITCH_CONTEXT(td, PMC_FN_CSW_IN); 975#endif 976 } 977 |
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| 964 sched_lock.mtx_lock = (uintptr_t)td; 965 td->td_oncpu = PCPU_GET(cpuid); 966} 967 968void 969sched_wakeup(struct thread *td) 970{ 971 struct ksegrp *kg; --- 307 unchanged lines hidden (view full) --- 1279void 1280sched_unbind(struct thread* td) 1281{ 1282 mtx_assert(&sched_lock, MA_OWNED); 1283 td->td_kse->ke_flags &= ~KEF_BOUND; 1284} 1285 1286int | 978 sched_lock.mtx_lock = (uintptr_t)td; 979 td->td_oncpu = PCPU_GET(cpuid); 980} 981 982void 983sched_wakeup(struct thread *td) 984{ 985 struct ksegrp *kg; --- 307 unchanged lines hidden (view full) --- 1293void 1294sched_unbind(struct thread* td) 1295{ 1296 mtx_assert(&sched_lock, MA_OWNED); 1297 td->td_kse->ke_flags &= ~KEF_BOUND; 1298} 1299 1300int |
| 1301sched_is_bound(struct thread *td) 1302{ 1303 mtx_assert(&sched_lock, MA_OWNED); 1304 return (td->td_kse->ke_flags & KEF_BOUND); 1305} 1306 1307int |
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| 1287sched_load(void) 1288{ 1289 return (sched_tdcnt); 1290} 1291 1292int 1293sched_sizeof_ksegrp(void) 1294{ --- 25 unchanged lines hidden --- | 1308sched_load(void) 1309{ 1310 return (sched_tdcnt); 1311} 1312 1313int 1314sched_sizeof_ksegrp(void) 1315{ --- 25 unchanged lines hidden --- |