summaryrefslogtreecommitdiffstats
path: root/Documentation/sysctl
diff options
context:
space:
mode:
authorAlexey Dobriyan <adobriyan@gmail.com>2006-08-27 01:23:28 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-08-27 11:01:28 -0700
commita2e0b56316fa90e137802fdad6a7c6a9b85c86c3 (patch)
treeb9ea6534c1e1e1dd6a0e24bdadebc9e4be147590 /Documentation/sysctl
parentcc36e7f124da139a819ad316c39d9dbcb5ba1897 (diff)
downloadop-kernel-dev-a2e0b56316fa90e137802fdad6a7c6a9b85c86c3.zip
op-kernel-dev-a2e0b56316fa90e137802fdad6a7c6a9b85c86c3.tar.gz
[PATCH] Fix docs for fs.suid_dumpable
Sergey Vlasov noticed that there is not kernel.suid_dumpable, but fs.suid_dumpable. How KERN_SETUID_DUMPABLE ended up in fs_table[]? Hell knows... Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'Documentation/sysctl')
-rw-r--r--Documentation/sysctl/fs.txt20
-rw-r--r--Documentation/sysctl/kernel.txt20
2 files changed, 20 insertions, 20 deletions
diff --git a/Documentation/sysctl/fs.txt b/Documentation/sysctl/fs.txt
index 0b62c62..5c3a519 100644
--- a/Documentation/sysctl/fs.txt
+++ b/Documentation/sysctl/fs.txt
@@ -25,6 +25,7 @@ Currently, these files are in /proc/sys/fs:
- inode-state
- overflowuid
- overflowgid
+- suid_dumpable
- super-max
- super-nr
@@ -131,6 +132,25 @@ The default is 65534.
==============================================================
+suid_dumpable:
+
+This value can be used to query and set the core dump mode for setuid
+or otherwise protected/tainted binaries. The modes are
+
+0 - (default) - traditional behaviour. Any process which has changed
+ privilege levels or is execute only will not be dumped
+1 - (debug) - all processes dump core when possible. The core dump is
+ owned by the current user and no security is applied. This is
+ intended for system debugging situations only. Ptrace is unchecked.
+2 - (suidsafe) - any binary which normally would not be dumped is dumped
+ readable by root only. This allows the end user to remove
+ such a dump but not access it directly. For security reasons
+ core dumps in this mode will not overwrite one another or
+ other files. This mode is appropriate when adminstrators are
+ attempting to debug problems in a normal environment.
+
+==============================================================
+
super-max & super-nr:
These numbers control the maximum number of superblocks, and
diff --git a/Documentation/sysctl/kernel.txt b/Documentation/sysctl/kernel.txt
index 7345c33..89bf8c2 100644
--- a/Documentation/sysctl/kernel.txt
+++ b/Documentation/sysctl/kernel.txt
@@ -50,7 +50,6 @@ show up in /proc/sys/kernel:
- shmmax [ sysv ipc ]
- shmmni
- stop-a [ SPARC only ]
-- suid_dumpable
- sysrq ==> Documentation/sysrq.txt
- tainted
- threads-max
@@ -310,25 +309,6 @@ kernel. This value defaults to SHMMAX.
==============================================================
-suid_dumpable:
-
-This value can be used to query and set the core dump mode for setuid
-or otherwise protected/tainted binaries. The modes are
-
-0 - (default) - traditional behaviour. Any process which has changed
- privilege levels or is execute only will not be dumped
-1 - (debug) - all processes dump core when possible. The core dump is
- owned by the current user and no security is applied. This is
- intended for system debugging situations only. Ptrace is unchecked.
-2 - (suidsafe) - any binary which normally would not be dumped is dumped
- readable by root only. This allows the end user to remove
- such a dump but not access it directly. For security reasons
- core dumps in this mode will not overwrite one another or
- other files. This mode is appropriate when adminstrators are
- attempting to debug problems in a normal environment.
-
-==============================================================
-
tainted:
Non-zero if the kernel has been tainted. Numeric values, which
OpenPOWER on IntegriCloud