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author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-03-08 13:03:10 -0800 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-03-08 13:03:10 -0800 |
commit | 54d20f006ceff1f2f1e69d0e54049b6c0765c039 (patch) | |
tree | e2418ba2f9ee4830d4fc3e16599189b8e1256899 /fs/sysfs/dir.c | |
parent | 7b60a18da393ed70db043a777fd9e6d5363077c4 (diff) | |
download | op-kernel-dev-54d20f006ceff1f2f1e69d0e54049b6c0765c039.zip op-kernel-dev-54d20f006ceff1f2f1e69d0e54049b6c0765c039.tar.gz |
Revert "sysfs: Kill nlink counting."
This reverts commit 524b6c5b39b931311dfe5a2f5abae2f5c9731676.
It has shown to break userspace tools, which is not acceptable.
Reported-by: Jiri Slaby <jslaby@suse.cz>
Cc: Eric W. Biederman <ebiederm@xmission.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/sysfs/dir.c')
-rw-r--r-- | fs/sysfs/dir.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/sysfs/dir.c b/fs/sysfs/dir.c index dd3779c..2a7a3f5 100644 --- a/fs/sysfs/dir.c +++ b/fs/sysfs/dir.c @@ -91,6 +91,9 @@ static int sysfs_link_sibling(struct sysfs_dirent *sd) struct rb_node **node = &sd->s_parent->s_dir.children.rb_node; struct rb_node *parent = NULL; + if (sysfs_type(sd) == SYSFS_DIR) + sd->s_parent->s_dir.subdirs++; + while (*node) { struct sysfs_dirent *pos; int result; @@ -123,6 +126,9 @@ static int sysfs_link_sibling(struct sysfs_dirent *sd) */ static void sysfs_unlink_sibling(struct sysfs_dirent *sd) { + if (sysfs_type(sd) == SYSFS_DIR) + sd->s_parent->s_dir.subdirs--; + rb_erase(&sd->s_rb, &sd->s_parent->s_dir.children); } |