mirror of
https://github.com/sheumann/hush.git
synced 2024-08-20 19:29:02 +00:00
Revert taskset for 1.2.0. It emits a warning, breaks building under RH9,
and nobody seemed interested in fixing it despite repeated complaints. I'll worry about it in the 1.3 timeframe...
This commit is contained in:
parent
5df6d9f777
commit
12d9419273
@ -262,7 +262,6 @@ USE_BB_SYSCTL(APPLET(sysctl, _BB_DIR_SBIN, _BB_SUID_NEVER))
|
||||
USE_SYSLOGD(APPLET(syslogd, _BB_DIR_SBIN, _BB_SUID_NEVER))
|
||||
USE_TAIL(APPLET(tail, _BB_DIR_USR_BIN, _BB_SUID_NEVER))
|
||||
USE_TAR(APPLET(tar, _BB_DIR_BIN, _BB_SUID_NEVER))
|
||||
USE_TASKSET(APPLET(taskset, _BB_DIR_USR_BIN, _BB_SUID_NEVER))
|
||||
USE_TEE(APPLET(tee, _BB_DIR_USR_BIN, _BB_SUID_NEVER))
|
||||
USE_TELNET(APPLET(telnet, _BB_DIR_USR_BIN, _BB_SUID_NEVER))
|
||||
USE_TELNETD(APPLET(telnetd, _BB_DIR_USR_SBIN, _BB_SUID_NEVER))
|
||||
|
@ -2967,23 +2967,6 @@ USE_FEATURE_START_STOP_DAEMON_FANCY( \
|
||||
"$ zcat /tmp/tarball.tar.gz | tar -xf -\n" \
|
||||
"$ tar -cf /tmp/tarball.tar /usr/local\n"
|
||||
|
||||
#define taskset_trivial_usage \
|
||||
"[OPTIONS] [mask] [pid | command [arg]...]"
|
||||
#define taskset_full_usage \
|
||||
"Set or get CPU affinity.\n\n" \
|
||||
"Options:\n" \
|
||||
"\t-p\toperate on an existing PID"
|
||||
#define taskset_example_usage \
|
||||
"$ taskset 0x7 ./dgemm_test&\n" \
|
||||
"$ taskset -p 0x1 $!\n" \
|
||||
"pid 4790's current affinity mask: 7\n" \
|
||||
"pid 4790's new affinity mask: 1\n" \
|
||||
"$ taskset 0x7 /bin/sh -c './taskset -p 0x1 $$'\n" \
|
||||
"pid 6671's current affinity mask: 1\n" \
|
||||
"pid 6671's new affinity mask: 1\n" \
|
||||
"$ taskset -p 1\n"
|
||||
"pid 1's current affinity mask: 3\n"
|
||||
|
||||
#define tee_trivial_usage \
|
||||
"[OPTION]... [FILE]..."
|
||||
#define tee_full_usage \
|
||||
|
@ -311,6 +311,12 @@ config CONFIG_TASKSET
|
||||
help
|
||||
Retrieve or set a processes's CPU affinity
|
||||
|
||||
config CONFIG_TASKSET
|
||||
bool "taskset"
|
||||
default n
|
||||
help
|
||||
Retrieve or set a processes's CPU affinity (on linux)
|
||||
|
||||
config CONFIG_TIME
|
||||
bool "time"
|
||||
default n
|
||||
|
@ -28,7 +28,6 @@ MISCUTILS-$(CONFIG_RUNLEVEL) += runlevel.o
|
||||
MISCUTILS-$(CONFIG_RX) += rx.o
|
||||
MISCUTILS-$(CONFIG_SETSID) += setsid.o
|
||||
MISCUTILS-$(CONFIG_STRINGS) += strings.o
|
||||
MISCUTILS-$(CONFIG_TASKSET) += taskset.o
|
||||
MISCUTILS-$(CONFIG_TIME) += time.o
|
||||
MISCUTILS-$(CONFIG_WATCHDOG) += watchdog.o
|
||||
|
||||
|
@ -1,67 +0,0 @@
|
||||
/* vi: set sw=4 ts=4: */
|
||||
/*
|
||||
* taskset - retrieve or set a processes's CPU affinity
|
||||
* Copyright (c) 2006 Bernhard Fischer
|
||||
*
|
||||
* Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
|
||||
*/
|
||||
|
||||
#include "busybox.h"
|
||||
#include <sched.h>
|
||||
#include <unistd.h>
|
||||
#include <getopt.h> /* optind */
|
||||
|
||||
int taskset_main(int argc, char** argv)
|
||||
{
|
||||
cpu_set_t mask, new_mask;
|
||||
pid_t pid = 0;
|
||||
unsigned long ul;
|
||||
const char *state = "current\0new";
|
||||
char *p_opt = NULL, *aff = NULL;
|
||||
|
||||
ul = bb_getopt_ulflags(argc, argv, "+p:", &p_opt);
|
||||
#define TASKSET_OPT_p (1)
|
||||
|
||||
if (ul & TASKSET_OPT_p) {
|
||||
if (argc == optind+1) { /* -p <aff> <pid> */
|
||||
aff = p_opt;
|
||||
p_opt = argv[optind];
|
||||
}
|
||||
argv += optind; /* me -p <arg> */
|
||||
pid = bb_xgetularg10_bnd(p_opt, 1, ULONG_MAX); /* -p <pid> */
|
||||
} else
|
||||
aff = *++argv; /* <aff> <cmd...> */
|
||||
if (aff) {
|
||||
/* to_cpuset(bb_xgetularg_bnd(aff, 16, 1, ULONG_MAX), &new_mask); */
|
||||
unsigned i = 0;
|
||||
unsigned long l = bb_xgetularg_bnd(aff, 16, 1, ULONG_MAX);
|
||||
|
||||
CPU_ZERO(&new_mask);
|
||||
while (i < CPU_SETSIZE && l >= (1<<i)) {
|
||||
if ((1<<i) & l)
|
||||
CPU_SET(i, &new_mask);
|
||||
++i;
|
||||
}
|
||||
}
|
||||
|
||||
if (ul & TASKSET_OPT_p) {
|
||||
print_aff:
|
||||
if (sched_getaffinity(pid, sizeof (mask), &mask) < 0)
|
||||
bb_perror_msg_and_die("Failed to %cet pid %d's affinity", 'g', pid);
|
||||
bb_printf("pid %d's %s affinity mask: %x\n", /* %x .. perhaps _FANCY */
|
||||
pid, state, mask);
|
||||
if (!*argv) /* no new affinity given or we did print already, done. */
|
||||
return EXIT_SUCCESS;
|
||||
}
|
||||
|
||||
if (sched_setaffinity(pid, sizeof (new_mask), &new_mask))
|
||||
bb_perror_msg_and_die("Failed to %cet pid %d's affinity", 's', pid);
|
||||
if (ul & TASKSET_OPT_p) {
|
||||
state += 8;
|
||||
++argv;
|
||||
goto print_aff;
|
||||
}
|
||||
++argv;
|
||||
execvp(*argv, argv);
|
||||
bb_perror_msg_and_die("%s", *argv);
|
||||
}
|
@ -1,17 +0,0 @@
|
||||
#!/bin/sh
|
||||
|
||||
# Copyright 2006 Bernhard Fischer
|
||||
# Licensed under GPL v2 or later, see file LICENSE for details.
|
||||
|
||||
. testing.sh
|
||||
a="taskset"
|
||||
|
||||
# testing "test name" "opts" "expected result" "file inp" "stdin"
|
||||
testing "taskset (get from pid 1)" "$a -p1 >/dev/null;echo \$?" "0\n" "" ""
|
||||
testing "taskset (invalid pid)" "$a -p0 >/dev/null 2>&1;echo \$?" "1\n" "" ""
|
||||
testing "taskset (set_aff, needs CAP_SYS_NICE)" \
|
||||
"$a 0x1 $SHELL -c $a\ -p\ \$$\|grep\ \"current\ affinity\ mask:\ 1\" >/dev/null;echo \$?" \
|
||||
"0\n" "" ""
|
||||
|
||||
unset a
|
||||
exit $FAILCOUNT
|
Loading…
Reference in New Issue
Block a user