Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\sysctl-test.c Create Date:2022-07-28 13:51:05
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:Test that we can read a two digit number in a sufficiently size buffer.* Nothing fancy.

Proto:static void sysctl_test_dointvec_read_happy_single_positive(struct kunit *test)

Type:void

Parameter:

TypeParameterName
struct kunit *test
186  data = 0
188  struct ctl_table table = { Text ID for /proc/sys, or zero = "foo", data = & data, maxlen = sizeof(int), mode = 0644, Callback for text formatting = read a vector of integers, extra1 = & i_zero, extra2 = & i_one_hundred, }
197  len = 4
198  pos = 0
199  buffer = kunit_kzalloc() - Just like kunit_kmalloc(), but zeroes the allocation.*@test: The test context object.*@size: The size in bytes of the desired memory.*@gfp: flags passed to underlying kmalloc().* See kzalloc() and kunit_kmalloc() for more information.
200  __user * user_buffer = buffer
202  *data = 13
204  KUNIT_EXPECT_EQ() - Sets an expectation that @left and @right are equal(test, 0, read a vector of integers)
206  KUNIT_ASSERT_EQ() - Sets an assertion that @left and @right are equal(test, (size_t)3, len)
207  buffer[len] = '\0'
209  KUNIT_EXPECT_STREQ() - Expects that strings @left and @right are equal(test, "13\n", buffer)