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sysfs: use rb-tree for inode number lookup
authorMikulas Patocka <mpatocka@redhat.com>
Mon, 25 Jul 2011 21:57:03 +0000 (17:57 -0400)
committerGreg Kroah-Hartman <gregkh@suse.de>
Tue, 23 Aug 2011 00:43:53 +0000 (17:43 -0700)
sysfs: use rb-tree for inode number lookup

This patch makes sysfs use red-black tree for inode number lookup.
Together with a previous patch to use red-black tree for name lookup,
this patch makes all sysfs lookups to have O(log n) complexity.

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

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