Messages in this thread | | | Date | Thu, 15 Oct 2009 11:13:45 +0200 | From | Eric Dumazet <> | Subject | Re: [patch 2/6] fs: no games with DCACHE_UNHASHED |
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Nick Piggin a écrit :
> So what if we were to do this first? Are there any other reasons I've > missed? (btw. this changes the format the link if that is a problem. > Probably if we're going to do this change, we should change things like > [timerfd] to just timerfd while we're there to improve consistency > further. > -- > Pipe and socket pseudo filesystems report their file descriptor link > paths as pipe:[ino] and socket:[ino]. anon_inodefs allows subsystems > to specify a name, but it does not report an associated inode number. > > Implement this with anon_inodefs_dname in the same way pipefs and sockfs > are. > > --- > fs/anon_inodes.c | 10 ++++++++++ > 1 file changed, 10 insertions(+) > > Index: linux-2.6/fs/anon_inodes.c > =================================================================== > --- linux-2.6.orig/fs/anon_inodes.c > +++ linux-2.6/fs/anon_inodes.c > @@ -45,6 +45,15 @@ static int anon_inodefs_delete_dentry(st > return 1; > } > > +/* > + * anon_inodefs_dname() is called from d_path(). > + */ > +static char *anon_inodefs_dname(struct dentry *dentry, char *buffer, int buflen) > +{ > + return dynamic_dname(dentry, buffer, buflen, "%s:[%lu]", > + dentry->d_name.name, dentry->d_inode->i_ino); > +} > + > static struct file_system_type anon_inode_fs_type = { > .name = "anon_inodefs", > .get_sb = anon_inodefs_get_sb, > @@ -52,6 +61,7 @@ static struct file_system_type anon_inod > }; > static const struct dentry_operations anon_inodefs_dentry_operations = { > .d_delete = anon_inodefs_delete_dentry, > + .d_dname = anon_inodefs_dname, > }; > > /*
Yes, that would be fine, thanks Nick.
Acked-by: Eric Dumazet <eric.dumazet@gmail.com>
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