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      1 AUTHOR = "Autotest Team <autotest (a] test.kernel.org>"
      2 TIME = "SHORT"
      3 NAME = "Sample - Parallel dd with kernel build - patch verification"
      4 TEST_TYPE = "client"
      5 TEST_CLASS = "Kernel"
      6 TEST_CATEGORY = "Functional"
      7 
      8 DOC = """
      9 Parallel dd test with kernel build with the objective of seeing (or not)
     10 differences after a patch is applied to the mainline kernel.
     11 """
     12 
     13 def tests(tag):
     14     partition = job.partition('/tmp/looped', 1024, job.tmpdir)
     15     # You can use also 'real' partitions, just comment the above and uncomment
     16     # the below
     17     #partition = job.partition('/dev/sdb1', job.tmpdir)
     18 
     19     job.run_test('parallel_dd', fs=partition, fs_type='ext4', iterations=1,
     20                  megabytes=1000, streams=2, tag=tag)
     21 
     22 
     23 def step_init():
     24     testkernel = job.kernel('/usr/src/linux-2.6.36.tar.bz2')
     25     testkernel.config('/usr/src/config')
     26     testkernel.build()
     27     job.next_step([step_one])
     28     testkernel.boot()
     29 
     30 
     31 def step_one():
     32     tests('mainline')
     33     testkernel = job.kernel('/usr/src/linux-2.6.36.tar.bz2')
     34     testkernel.patch('/usr/src/ext4_patch')
     35     testkernel.config('/usr/src/config')
     36     testkernel.build()
     37     job.next_step([step_two])
     38     testkernel.boot()
     39 
     40 
     41 def step_two():
     42     tests('post_patch')
     43