linux-stable/kernel
Pavel Emelyanov d7321cd624 sysctl: add the ->permissions callback on the ctl_table_root
When reading from/writing to some table, a root, which this table came from,
may affect this table's permissions, depending on who is working with the
table.

The core hunk is at the bottom of this patch.  All the rest is just pushing
the ctl_table_root argument up to the sysctl_perm() function.

This will be mostly (only?) used in the net sysctls.

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Acked-by: David S. Miller <davem@davemloft.net>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: Alexey Dobriyan <adobriyan@sw.ru>
Cc: Denis V. Lunev <den@openvz.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2008-04-29 08:06:23 -07:00
..
irq kernel: explicitly include required header files under kernel/ 2008-04-29 08:06:04 -07:00
power PM/gxfb: add hook to PM console layer that allows disabling of suspend VT switch 2008-04-28 08:58:36 -07:00
time kernel: use non-racy method for proc entries creation 2008-04-29 08:06:22 -07:00
.gitignore Update kernel/.gitignore with new auto-generated files 2008-02-09 23:27:01 -08:00
Kconfig.hz sched: high-res preemption tick 2008-01-25 21:08:29 +01:00
Kconfig.preempt rcu: move PREEMPT_RCU config option back under PREEMPT 2008-03-10 18:01:20 -07:00
Makefile sysctl: allow embedded targets to disable sysctl_check.c 2008-04-29 08:06:22 -07:00
acct.c bsd_acct: using task_struct->tgid is not right in pid-namespaces 2008-03-24 19:22:20 -07:00
audit.c Audit: internally use the new LSM audit hooks 2008-04-19 09:52:37 +10:00
audit.h SELinux: use new audit hooks, remove redundant exports 2008-04-19 09:53:46 +10:00
audit_tree.c Introduce path_put() 2008-02-14 21:13:33 -08:00
auditfilter.c Audit: Final renamings and cleanup 2008-04-19 09:59:43 +10:00
auditsc.c Audit: Final renamings and cleanup 2008-04-19 09:59:43 +10:00
backtracetest.c x86: add a simple backtrace test module 2008-01-30 13:33:08 +01:00
bounds.c mm: Get rid of __ZONE_COUNT 2008-04-28 08:58:22 -07:00
capability.c Add 64-bit capability support to the kernel 2008-02-05 09:44:20 -08:00
cgroup.c cgroups: add an owner to the mm_struct 2008-04-29 08:06:10 -07:00
cgroup_debug.c CGroup API files: move "releasable" to cgroup_debug subsystem 2008-04-29 08:06:09 -07:00
compat.c generic: reduce stack pressure in sched_affinity 2008-04-19 19:44:59 +02:00
configs.c kernel: use non-racy method for proc entries creation 2008-04-29 08:06:22 -07:00
cpu.c simplify cpu_hotplug_begin()/put_online_cpus() 2008-04-29 08:06:11 -07:00
cpuset.c Cpuset hardwall flag: add a mem_hardwall flag to cpusets 2008-04-29 08:06:11 -07:00
delayacct.c Add scaled time to taskstats based process accounting 2007-10-18 14:37:28 -07:00
dma.c kernel: use non-racy method for proc entries creation 2008-04-29 08:06:22 -07:00
exec_domain.c whitespace fixes: execution domains 2007-10-18 14:37:26 -07:00
exit.c cgroups: add an owner to the mm_struct 2008-04-29 08:06:10 -07:00
extable.c module: Don't report discarded init pages as kernel text. 2008-01-29 17:13:18 +11:00
fork.c procfs task exe symlink 2008-04-29 08:06:17 -07:00
futex.c NULL noise: fs/*, mm/*, kernel/* 2008-03-30 14:18:41 -07:00
futex_compat.c futex_compat __user annotation 2008-03-30 14:18:41 -07:00
hrtimer.c hrtimer: raise softirq unlocked to avoid circular lock dependency 2008-04-28 22:22:21 +02:00
itimer.c ITIMER_REAL: convert to use struct pid 2008-02-08 09:22:29 -08:00
kallsyms.c kernel: use non-racy method for proc entries creation 2008-04-29 08:06:22 -07:00
kexec.c vmcoreinfo: add page flags values 2008-04-28 08:58:23 -07:00
kfifo.c is_power_of_2: kernel/kfifo.c 2007-07-16 09:05:50 -07:00
kgdb.c kgdb: always use icache flush for sw breakpoints 2008-04-17 20:05:43 +02:00
kmod.c generic: use new set_cpus_allowed_ptr function 2008-04-19 19:44:58 +02:00
kprobes.c kprobes: add (un)register_jprobes for batch registration 2008-04-28 08:58:32 -07:00
ksysfs.c Kobject: convert remaining kobject_unregister() to kobject_put() 2008-01-24 20:40:40 -08:00
kthread.c kthread: call wake_up_process() without the lock being held 2008-04-29 08:06:04 -07:00
latencytop.c kernel: use non-racy method for proc entries creation 2008-04-29 08:06:22 -07:00
lockdep.c Subject: lockdep: include all lock classes in all_lock_classes 2008-02-25 23:03:02 +01:00
lockdep_internals.h
lockdep_proc.c kernel: use non-racy method for proc entries creation 2008-04-29 08:06:22 -07:00
marker.c kernel: explicitly include required header files under kernel/ 2008-04-29 08:06:04 -07:00
module.c kernel: Remove unnecessary inclusions of asm/semaphore.h 2008-04-18 22:17:04 -04:00
mutex-debug.c kernel: remove fastcall in kernel/* 2008-02-08 09:22:31 -08:00
mutex-debug.h
mutex.c kernel: remove fastcall in kernel/* 2008-02-08 09:22:31 -08:00
mutex.h
notifier.c ipc: re-enable msgmni automatic recomputing msgmni if set to negative 2008-04-29 08:06:13 -07:00
ns_cgroup.c cgroups: kernel/ns_cgroup.c should #include <linux/nsproxy.h> 2008-04-29 08:06:07 -07:00
nsproxy.c ipc: sysvsem: refuse clone(CLONE_SYSVSEM|CLONE_NEWIPC) 2008-04-29 08:06:14 -07:00
panic.c Taint kernel after WARN_ON(condition) 2008-04-29 08:05:59 -07:00
params.c Add new string functions strict_strto* and convert kernel params to use them 2008-02-08 09:22:41 -08:00
pid.c kernel: remove fastcall in kernel/* 2008-02-08 09:22:31 -08:00
pid_namespace.c kernel: fix integer as NULL pointer warnings 2008-04-28 17:29:18 -07:00
pm_qos_params.c pm qos infrastructure and interface 2008-02-05 09:44:22 -08:00
posix-cpu-timers.c posix-timers: fix shadowed variables 2008-04-17 12:22:30 +02:00
posix-timers.c kernel: Remove unnecessary inclusions of asm/semaphore.h 2008-04-18 22:17:04 -04:00
printk.c isolate ratelimit from printk.c for other use 2008-04-29 08:06:06 -07:00
profile.c kernel: use non-racy method for proc entries creation 2008-04-29 08:06:22 -07:00
ptrace.c ptrace: conditionalize compat_ptrace_request 2008-04-28 14:14:36 -07:00
rcuclassic.c Preempt-RCU: implementation 2008-01-25 21:08:24 +01:00
rcupdate.c rcupdate: fix comment 2008-02-13 16:21:18 -08:00
rcupreempt.c generic: reduce stack pressure in sched_affinity 2008-04-19 19:44:59 +02:00
rcupreempt_trace.c Preempt-RCU: implementation 2008-01-25 21:08:24 +01:00
rcutorture.c kernel: explicitly include required header files under kernel/ 2008-04-29 08:06:04 -07:00
relay.c relay: set an spd_release() hook for splice 2008-03-26 12:04:09 +01:00
res_counter.c memcgroup: add the max_usage member on the res_counter 2008-04-29 08:06:10 -07:00
resource.c kernel: use non-racy method for proc entries creation 2008-04-29 08:06:22 -07:00
rtmutex-debug.c Don't operate with pid_t in rtmutex tester 2008-02-08 09:22:41 -08:00
rtmutex-debug.h
rtmutex-tester.c Driver core: change sysdev classes to use dynamic kobject names 2008-01-24 20:40:40 -08:00
rtmutex.c hrtimer: more hrtimer_init_sleeper() fallout. 2008-02-13 15:45:36 +01:00
rtmutex.h
rtmutex_common.h Don't operate with pid_t in rtmutex tester 2008-02-08 09:22:41 -08:00
rwsem.c sched: mark rwsem functions as __sched for wchan/profiling 2007-12-18 15:21:13 +01:00
sched.c CGroups _s64 files: use read_s64/write_s64 in CFS cgroup for rt_runtime file 2008-04-29 08:06:09 -07:00
sched_debug.c kernel: use non-racy method for proc entries creation 2008-04-29 08:06:22 -07:00
sched_fair.c sched: debug: show a weight tree 2008-04-19 19:45:00 +02:00
sched_features.h sched: /debug/sched_features 2008-04-19 19:45:00 +02:00
sched_idletask.c sched: high-res preemption tick 2008-01-25 21:08:29 +01:00
sched_rt.c sched: rt-group: optimize dequeue_rt_stack 2008-04-19 19:45:00 +02:00
sched_stats.h cpumask: use new cpus_scnprintf function 2008-04-19 19:44:59 +02:00
seccomp.c make seccomp zerocost in schedule 2007-07-16 09:05:50 -07:00
semaphore.c Improve semaphore documentation 2008-04-17 10:43:01 -04:00
signal.c trivial: small cleanups 2008-04-21 22:15:06 +00:00
softirq.c tasklets: execute tasklets in the same order they were queued 2008-04-19 19:44:58 +02:00
softlockup.c softlockup: fix task state setting 2008-02-29 18:46:53 +01:00
spinlock.c spinlock: lockbreak cleanup 2008-01-30 13:31:20 +01:00
srcu.c make srcu_readers_active() static 2008-02-06 10:41:02 -08:00
stacktrace.c
stop_machine.c Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/juhl/trivial 2008-04-21 16:36:46 -07:00
sys.c add RUSAGE_THREAD 2008-04-29 08:05:59 -07:00
sys_ni.c timerfd: new timerfd API 2008-02-05 09:44:07 -08:00
sysctl.c sysctl: add the ->permissions callback on the ctl_table_root 2008-04-29 08:06:23 -07:00
sysctl_check.c constify tables in kernel/sysctl_check.c 2008-02-08 09:22:31 -08:00
taskstats.c kernel/taskstats.c: fix bogus nlmsg_free() 2007-11-14 18:45:44 -08:00
test_kprobes.c kprobes: kretprobe user entry-handler 2008-02-06 10:41:11 -08:00
time.c kernel: explicitly include required header files under kernel/ 2008-04-29 08:06:04 -07:00
timeconst.pl timeconst.pl: correct reversal of USEC_TO_HZ and HZ_TO_USEC 2008-02-12 14:29:26 -08:00
timer.c timers: simplify lockdep handling 2008-04-17 12:22:31 +02:00
tsacct.c Add scaled time to taskstats based process accounting 2007-10-18 14:37:28 -07:00
uid16.c asmlinkage_protect replaces prevent_tail_call 2008-04-10 17:28:26 -07:00
user.c keys: don't generate user and user session keyrings unless they're accessed 2008-04-29 08:06:17 -07:00
user_namespace.c eCryptfs: make key module subsystem respect namespaces 2008-04-29 08:06:07 -07:00
utsname.c kernel: explicitly include required header files under kernel/ 2008-04-29 08:06:04 -07:00
utsname_sysctl.c Isolate the UTS namespace's domainname and hostname back 2007-11-29 09:24:53 -08:00
wait.c kernel: remove fastcall in kernel/* 2008-02-08 09:22:31 -08:00
workqueue.c cleanup_workqueue_thread: remove the unneeded "cpu" parameter 2008-04-29 08:06:11 -07:00