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| author | Randy Dunlap <randy.dunlap@oracle.com> | 2009-01-13 13:53:48 +0300 |
|---|---|---|
| committer | Alexey Dobriyan <adobriyan@gmail.com> | 2009-03-31 01:13:12 +0400 |
| commit | 1681bc30f272dd2fe347b90468791b05c7044f03 (patch) | |
| tree | 72a37dcde9c2536594d3eab4deca8997d34d39d5 /fs/proc/generic.c | |
| parent | e1c502482853f84606928f5a2f2eb6da1993cda1 (diff) | |
| download | linux-1681bc30f272dd2fe347b90468791b05c7044f03.tar.bz2 | |
proc: move fs/proc/inode-alloc.txt comment into a source file
so that people will realize that it exists and can update it as needed.
Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Diffstat (limited to 'fs/proc/generic.c')
| -rw-r--r-- | fs/proc/generic.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/fs/proc/generic.c b/fs/proc/generic.c index 5d2989e9dcc1..8c68bbe2b61e 100644 --- a/fs/proc/generic.c +++ b/fs/proc/generic.c @@ -307,6 +307,21 @@ static DEFINE_SPINLOCK(proc_inum_lock); /* protects the above */ /* * Return an inode number between PROC_DYNAMIC_FIRST and * 0xffffffff, or zero on failure. + * + * Current inode allocations in the proc-fs (hex-numbers): + * + * 00000000 reserved + * 00000001-00000fff static entries (goners) + * 001 root-ino + * + * 00001000-00001fff unused + * 0001xxxx-7fffxxxx pid-dir entries for pid 1-7fff + * 80000000-efffffff unused + * f0000000-ffffffff dynamic entries + * + * Goal: + * Once we split the thing into several virtual filesystems, + * we will get rid of magical ranges (and this comment, BTW). */ static unsigned int get_inode_number(void) { |