Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:lib\test_stackinit.c Create Date:2022-07-28 06:36:56
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:No initialization without compiler instrumentation.

Proto:static __attribute__((__noinline__)) __attribute__((__section__(".init.text"))) __attribute__((__cold__)) int test_u32_none(void)

Type:int

Parameter:Nothing

274  sum = 0
274  Do
274  When 0 cycle
274  __builtin_memset( & zero, 0x00, size of zero )
274  __builtin_memset(check_buf, 0x00, size of check_buf )
274  ignored = No initialization without compiler instrumentation.
274  When i < target_size cycle sum += check_buf[i] != 0xFF
274  If sum Then
274  printk("\0013"KBUILD_MODNAME": u32_none: leaf fill was not 0xFF!?\n", )
274  Return 1
274  __builtin_memset(check_buf, 0x00, size of check_buf )
274  ignored = No initialization without compiler instrumentation.
274  If Not range_contains(Location and size tracking to validate fill and test are colocated. , fill_size, Location and size tracking to validate fill and test are colocated. , target_size) Then
274  printk("\0013"KBUILD_MODNAME": u32_none: stack fill missed target!?\n", )
274  printk("\0013"KBUILD_MODNAME": u32_none: fill %zu wide\n", fill_size)
274  printk("\0013"KBUILD_MODNAME": u32_none: target offset by %d\n", (int)((ssize_t)(uintptr_t)Location and size tracking to validate fill and test are colocated. - (ssize_t)(uintptr_t)Location and size tracking to validate fill and test are colocated. ))
274  Return 1
274  When i < target_size cycle sum += check_buf[i] == 0xFF
274  If sum == 0 Then printk("\0016"KBUILD_MODNAME": u32_none ok\n", )
274  Else printk("\0014"KBUILD_MODNAME": u32_none FAIL (uninit bytes: %d)\n", sum)
274  Return sum != 0