Re: Max number of symlinks

[<igor@lid9c1.engr.ccny.cuny.edu>]

Ogromnoye spasibo.
Posle Vashey podskazki ya nashel analogichniy kusok v 2.2.17:
fs/namei.c:
  if (current->link_count < 5)

Vy navernoye ssylalis` na kernel 2.4.x?
Vidimo, tam narodu dali symlink'ov pobolshe.
Nu i otlichno.

Igor.


On Thu, 19 Jul 2001, Vlad Harchev wrote:

> On Wed, 18 Jul 2001 igor@lid9c1.engr.ccny.cuny.edu wrote:
>  Hi,
> 
>  It's hardcoded in the kernel here:
> 
> static inline int do_follow_link(struct dentry *dentry, struct nameidata *nd)
> {
>         int err;
>         if (current->link_count >= 8)
>                 goto loop;
>         current->link_count++;
>         UPDATE_ATIME(dentry->d_inode);
>         err = dentry->d_inode->i_op->follow_link(dentry, nd);
>         current->link_count--;
>         return err;
> loop:
>         path_release(nd);
>         return -ELOOP;
> }
> 
>  Dunno why that particular limit was chosen..
> 
>  Best regards,
>   -Vlad
>  
> > Dobrogo ...
> > Obnaruzhil, chto u menya v potato
> > (kernel 2.2.17 ili 2.2.15) glubina
> > vlozhennosti symlink'ov =7.
> > To est:
> > org <-1 <-2 <-3 <-4 <-5 <-6
> > i nomer 6 uzhe ne otkryt`: Oshibka:
> >   Too many levels of symbolic links
> > 
> > Pokopalsya v ishodnikah kernela - nashel tolko
> > pro zhestkiye link'i.
> > Mozhet i ne kernel eto delaet, a libc?
> > 
> > Kak by uvelichit` glubinu vlozhennosti?
> > Ili est` kakaya-to vselenskya mudrost`
> > za vyborom chisla 7?
> > 
> > Spasibo.
> > Igor.
> 
>