函数逻辑报告

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Brick Technologies Co., Ltd

Source Code:mm\kasan\common.c Create Date:2022-07-27 17:24:41
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:Clear all poison for the region between the current SP and a provided* watermark value, as is sometimes required prior to hand-crafted asm function* returns in the middle of functions.

函数原型:void kasan_unpoison_stack_above_sp_to(const void *watermark)

返回类型:void

参数:

类型参数名称
const void *watermark
209  sp等于__builtin_frame_address(0)
210  size等于watermarksp
212  如果WARN_ON(sp > watermark)则返回
214  kasan_unpoison_shadow(sp, size)