函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:mm\nommu.c Create Date:2022-07-27 16:02:34
Last Modify:2020-03-17 21:26:27 Copyright©Brick
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函数名称:__vmalloc_user_flags

函数原型:static void *__vmalloc_user_flags(unsigned long size, gfp_t flags)

返回类型:void

参数:

类型参数名称
unsigned longsize
gfp_tflags
162  ret等于__vmalloc(size, flags, PAGE_KERNEL)
163  如果ret
166  lock for writing
167  vma等于Look up the first VMA which satisfies addr < vm_end, NULL if none.
168  如果vmaFlags, see mm.h. 或等于suitable for remap_vmalloc_range
170  lease a write lock
173  返回:ret
调用者
名称描述
vmalloc_user
vmalloc_user_node_flags