linux-kernel - [LKP] [xen] 054954eb051f: -49.7% kernel-size.bss

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Date:	Thu, 08 Jan 2015 10:58:43 +0800
From:	Huang Ying <ying.huang@...ux.intel.com>
To:	Juergen Gross <jgross@...e.com>
Cc:	David Vrabel <david.vrabel@...rix.com>,
	LKML <linux-kernel@...r.kernel.org>, LKP ML <lkp@...org>
Subject: [LKP] [xen] 054954eb051f: -49.7% kernel-size.bss

FYI, we noticed the below changes on

commit 054954eb051f35e74b75a566a96fe756015352c8 ("xen: switch to linear virtual mapped sparse p2m list")

testbox/testcase/testparams: vm-kbuild-yocto-ia32/boot/1

0aad5689837c882d  054954eb051f35e74b75a566a9  
----------------  --------------------------  
         %stddev     %change         %stddev
             \          |                \  
   4161536 ±  0%     -49.7%    2093056 ±  0%  kernel-size.bss


                                    kernel-size.bss

  4.5e+06 *+-*--*--*-*--*--*--*--*--*--*--*-*--*--*--*----------------------+
          |                                             *..*..              |
          |                                                   *..*.*..*..*..*
    4e+06 ++                                                                |
          |                                                                 |
          |                                                                 |
  3.5e+06 ++                                                                |
          |                                                                 |
    3e+06 ++                                                                |
          |                                                                 |
          |                                                                 |
  2.5e+06 ++                                                                |
          |                                                                 |
          O  O  O  O O  O  O  O  O  O  O  O O  O  O  O  O  O  O  O O        |
    2e+06 ++----------------------------------------------------------------+


Thanks,
Huang, Ying


View attachment "config-3.18.0-rc7-00034-g054954e" of type "text/plain" (126510 bytes)

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