dm: delay target

[linux-2.6-omap-h63xx.git] / Documentation / filesystems / proc.txt

diff --git a/Documentation/filesystems/proc.txt b/Documentation/filesystems/proc.txt
index 7aaf09b86a552210584f6e346ad903b10a9cb0b6..4f3e84c520a5cd844f602ad4e2b8c18c02c48aec 100644 (file)
--- a/Documentation/filesystems/proc.txt
+++ b/Documentation/filesystems/proc.txt
@@ -122,21 +122,22 @@ subdirectory has the entries listed in Table 1-1.
 
 Table 1-1: Process specific entries in /proc 
 ..............................................................................
- File    Content                                        
- cmdline Command line arguments                         
- cpu    Current and last cpu in which it was executed          (2.4)(smp)
- cwd    Link to the current working directory
- environ Values of environment variables      
- exe    Link to the executable of this process
- fd      Directory, which contains all file descriptors 
- maps   Memory maps to executables and library files           (2.4)
- mem     Memory held by this process                    
- root   Link to the root directory of this process
- stat    Process status                                 
- statm   Process memory status information              
- status  Process status in human readable form          
- wchan   If CONFIG_KALLSYMS is set, a pre-decoded wchan
- smaps  Extension based on maps, presenting the rss size for each mapped file
+ File          Content
+ clear_refs    Clears page referenced bits shown in smaps output
+ cmdline       Command line arguments
+ cpu           Current and last cpu in which it was executed   (2.4)(smp)
+ cwd           Link to the current working directory
+ environ       Values of environment variables
+ exe           Link to the executable of this process
+ fd            Directory, which contains all file descriptors
+ maps          Memory maps to executables and library files    (2.4)
+ mem           Memory held by this process
+ root          Link to the root directory of this process
+ stat          Process status
+ statm         Process memory status information
+ status                Process status in human readable form
+ wchan         If CONFIG_KALLSYMS is set, a pre-decoded wchan
+ smaps         Extension based on maps, the rss size for each mapped file
 ..............................................................................
 
 For example, to get the status information of a process, all you have to do is
@@ -1137,6 +1138,13 @@ determine whether or not they are still functioning properly.
 Because the NMI watchdog shares registers with oprofile, by disabling the NMI
 watchdog, oprofile may have more registers to utilize.
 
+maps_protect
+------------
+
+Enables/Disables the protection of the per-process proc entries "maps" and
+"smaps".  When enabled, the contents of these files are visible only to
+readers that are allowed to ptrace() the given process.
+
 
 2.4 /proc/sys/vm - The virtual memory subsystem
 -----------------------------------------------