Messages in this thread | | | Date | 10 Mar 1998 15:13:28 -0000 | From | Wolfram Gloger <> | Subject | Re: [uPATCH] sched.c change; snappy_response++ |
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> - --- linux/kernel/sched.c.orig Mon Mar 9 20:58:54 1998 > +++ linux/kernel/sched.c Mon Mar 9 20:59:22 1998 > @@ -231,6 +231,7 @@ > /* .. and a slight advantage to the current process */ > if (p == prev) > weight += 1; > + weight += p->priority; > } > > return weight;
When considering such a change, please also consider this one (for exploiting the fast thread context switch somewhat better):
@@ -277,8 +277,8 @@ weight += PROC_CHANGE_PENALTY; #endif
- /* .. and a slight advantage to the current process */ - if (p == prev) + /* .. and a slight advantage to the current thread */ + if (p->mm == prev->mm) weight += 1; } It was originally proposed by Linus and Stephen Tweedie almost two years (!) ago. (I can dig out the reference if wanted.)
Regards, Wolfram.
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