Doc fix: ext2 can only have 32,000 subdirs, not 32,768

ext2.txt says that dirs can have 32,768 subdirs, but the actual value of
EXT2_LINK_MAX is 32000.

ext3 is the same, but the doc does not mention it.  One of ext4's features
is to "fix 32000 subdirectory limit".

Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Michael Shields 2009-06-17 16:26:22 -07:00 committed by Linus Torvalds
parent 39fe7557b4
commit ce05b2a9db

View file

@ -322,7 +322,7 @@ an upper limit on the block size imposed by the page size of the kernel,
so 8kB blocks are only allowed on Alpha systems (and other architectures
which support larger pages).
There is an upper limit of 32768 subdirectories in a single directory.
There is an upper limit of 32000 subdirectories in a single directory.
There is a "soft" upper limit of about 10-15k files in a single directory
with the current linear linked-list directory implementation. This limit