Function report |
Source Code:arch\x86\include\asm\uaccess.h |
Create Date:2022-07-28 05:59:50 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
home page | Tree |
Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:Test whether a block of memory is a valid user space address.* Returns 0 if the range is valid, nonzero otherwise.
Proto:static inline bool __chk_range_not_ok(unsigned long addr, unsigned long size, unsigned long limit)
Type:bool
Parameter:
Type | Parameter | Name |
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unsigned long | addr | |
unsigned long | size | |
unsigned long | limit |
52 | If __builtin_constant_p(size) Then Return Value for the false possibility is greater at compile time(addr > limit - size) |
57 | If Value for the false possibility is greater at compile time(addr < size) Then Return true |
Name | Describe |
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show_opcodes | There are a couple of reasons for the 2/3rd prologue, courtesy of Linus:* In case where we don't have the exact kernel image (which, if we did, we can* simply disassemble and navigate to the RIP), the purpose of the bigger* prologue is to have more |
Source code conversion tool public plug-in interface | X |
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Support c/c++/esqlc/java Oracle/Informix/Mysql Plug-in can realize: logical Report Code generation and batch code conversion |