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implement thread_get_nice & thread_get_recent_cpu

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Gleb Koval
2024-10-15 19:56:46 +01:00
parent 82cc108c38
commit 630fbaa3ab
2 changed files with 4 additions and 3 deletions
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4
src/threads/thread.c
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@@ -4,6 +4,7 @@
#include <random.h> #include <random.h>
#include <stdio.h> #include <stdio.h>
#include <string.h> #include <string.h>
#include "threads/fixed-point.h"
#include "threads/flags.h" #include "threads/flags.h"
#include "threads/interrupt.h" #include "threads/interrupt.h"
#include "threads/intr-stubs.h" #include "threads/intr-stubs.h"
@@ -399,8 +400,7 @@ thread_get_load_avg (void)
int int
thread_get_recent_cpu (void) thread_get_recent_cpu (void)
{ {
/* Not yet implemented. */ return fp_round (fp_mul_int (thread_current ()->recent_cpu, 100));
return 0;
} }
/* Idle thread. Executes when no other thread is ready to run. /* Idle thread. Executes when no other thread is ready to run.

3
src/threads/thread.h
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@@ -4,6 +4,7 @@
#include <debug.h> #include <debug.h>
#include <list.h> #include <list.h>
#include <stdint.h> #include <stdint.h>
#include "threads/fixed-point.h"
/* States in a thread's life cycle. */ /* States in a thread's life cycle. */
enum thread_status enum thread_status
@@ -95,7 +96,7 @@ struct thread
/* MLFQS items */ /* MLFQS items */
int nice; /* Nice value for this thread */ int nice; /* Nice value for this thread */
int32_t recent_cpu; /* Amount of time this process received */ fp32_t recent_cpu; /* Amount of time this process received */
#ifdef USERPROG #ifdef USERPROG
/* Owned by userprog/process.c. */ /* Owned by userprog/process.c. */