From: keios <keios.cn@gmail.com>
Date: Tue, 3 Oct 2006 08:13:49 +0000 (-0700)
Subject: [PATCH] low performance of lib/sort.c
X-Git-Tag: v2.6.19-rc1~361
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d3717bdf8f08a0e1039158c8bab2c24d20f492b6;p=pandora-kernel.git

[PATCH] low performance of lib/sort.c

It is a non-standard heap-sort algorithm implementation because the index
of child node is wrong .  The sort function still outputs right result, but
the performance is O( n * ( log(n) + 1 ) ) , about 10% ~ 20% worse than
standard algorithm.

Signed-off-by: keios <keios.cn@gmail.com>
Acked-by: Matt Mackall <mpm@selenic.com>
Acked-by: Zou Nan hai <nanhai.zou@intel.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

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