On Tue, Mar 16 2021, Fox Chen wrote: > Add macro name MAXSYMLINKS to the symlink limit description, so > that it is consistent with path name length description above. > > Signed-off-by: Fox Chen Reviewed-by: NeilBrown Thanks, NeilBrown > --- > Documentation/filesystems/path-lookup.rst | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/Documentation/filesystems/path-lookup.rst b/Documentation/filesystems/path-lookup.rst > index 66697db74955..af5c20fecfef 100644 > --- a/Documentation/filesystems/path-lookup.rst > +++ b/Documentation/filesystems/path-lookup.rst > @@ -992,8 +992,8 @@ is 4096. There are a number of reasons for this limit; not letting the > kernel spend too much time on just one path is one of them. With > symbolic links you can effectively generate much longer paths so some > sort of limit is needed for the same reason. Linux imposes a limit of > -at most 40 symlinks in any one path lookup. It previously imposed a > -further limit of eight on the maximum depth of recursion, but that was > +at most 40 (MAXSYMLINKS) symlinks in any one path lookup. It previously imposed > +a further limit of eight on the maximum depth of recursion, but that was > raised to 40 when a separate stack was implemented, so there is now > just the one limit. > > -- > 2.30.2