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894b42f |
--- util-linux-2.13-pre6/schedutils/chrt.1.batch 2006-11-10 13:23:37.000000000 -0500
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+++ util-linux-2.13-pre6/schedutils/chrt.1 2006-11-10 13:27:23.000000000 -0500
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@@ -36,10 +36,11 @@
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.BR chrt (1)
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sets or retrieves the real-time scheduling attributes of an existing PID or
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runs COMMAND with the given attributes. Both policy (one of
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+.BR SCHED_OTHER ,
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.BR SCHED_FIFO ,
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.BR SCHED_RR ,
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or
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-.BR SCHED_OTHER )
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+.BR SCHED_BATCH )
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and priority can be set and retrieved.
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.SH OPTIONS
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.TP
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@@ -48,6 +49,10 @@
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.TP
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.TP
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+.B -b, --batch
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+set scheduling policy to
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+.BR SCHED_BATCH
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+.TP
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.B -f, --fifo
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set scheduling policy to
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.BR SCHED_FIFO
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894b42f |
--- util-linux-2.13-pre6/schedutils/chrt.c.batch 2005-08-14 11:18:54.000000000 -0400
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+++ util-linux-2.13-pre6/schedutils/chrt.c 2006-11-10 13:27:52.000000000 -0500
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@@ -36,6 +36,8 @@
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fprintf(stderr, "usage: %s [options] [prio] [pid | cmd [args...]]\n",
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cmd);
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fprintf(stderr, "manipulate real-time attributes of a process\n");
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+ fprintf(stderr, " -b, --batch "
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+ "set policy to SCHED_BATCH\n");
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fprintf(stderr, " -f, --fifo "
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"set policy to SCHED_FF\n");
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fprintf(stderr, " -p, --pid "
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@@ -83,6 +85,9 @@
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case SCHED_RR:
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printf("SCHED_RR\n");
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break;
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+ case SCHED_BATCH:
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+ printf("SCHED_BATCH\n");
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+ break;
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default:
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printf("unknown\n");
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}
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@@ -101,6 +106,13 @@
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{
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int max, min;
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+ max = sched_get_priority_max(SCHED_OTHER);
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+ min = sched_get_priority_min(SCHED_OTHER);
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+ if (max >= 0 && min >= 0)
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+ printf("SCHED_OTHER min/max priority\t: %d/%d\n", min, max);
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+ else
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+ printf("SCHED_OTHER not supported?\n");
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+
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max = sched_get_priority_max(SCHED_FIFO);
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min = sched_get_priority_min(SCHED_FIFO);
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if (max >= 0 && min >= 0)
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@@ -115,12 +127,12 @@
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else
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printf("SCHED_RR not supported?\n");
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894b42f |
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- max = sched_get_priority_max(SCHED_OTHER);
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- min = sched_get_priority_min(SCHED_OTHER);
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+ max = sched_get_priority_max(SCHED_BATCH);
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+ min = sched_get_priority_min(SCHED_BATCH);
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if (max >= 0 && min >= 0)
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- printf("SCHED_OTHER min/max priority\t: %d/%d\n", min, max);
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+ printf("SCHED_BATCH min/max priority\t: %d/%d\n", min, max);
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else
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- printf("SCHED_OTHER not supported?\n");
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+ printf("SCHED_BATCH not supported?\n");
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}
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int main(int argc, char *argv[])
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@@ -130,6 +142,7 @@
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pid_t pid = 0;
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struct option longopts[] = {
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+ { "batch", 0, NULL, 'b' },
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{ "fifo", 0, NULL, 'f' },
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{ "pid", 0, NULL, 'p' },
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{ "help", 0, NULL, 'h' },
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@@ -141,11 +154,14 @@
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{ NULL, 0, NULL, 0 }
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};
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894b42f |
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- while((i = getopt_long(argc, argv, "+fphmorvV", longopts, NULL)) != -1)
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+ while((i = getopt_long(argc, argv, "+bfphmorvV", longopts, NULL)) != -1)
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{
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int ret = 1;
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894b42f |
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894b42f |
switch (i) {
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+ case 'b':
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+ policy = SCHED_BATCH;
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+ break;
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case 'f':
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policy = SCHED_FIFO;
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break;
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