Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\pipe.c Create Date:2022-07-28 20:04:27
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Name:We use head and tail indices that aren't masked off, except at the point of* dereference, but rather they're allowed to wrap naturally. This means there* isn't a dead spot in the buffer, but the ring has to be a power of two and* <= 2^31.

Proto:static void pipe_lock_nested(struct pipe_inode_info *pipe, int subclass)

Type:void

Parameter:

TypeParameterName
struct pipe_inode_info *pipe
intsubclass
64  If files Then mutex_lock_nested( & mutex, subclass)
Caller
NameDescribe
pipe_lock
pipe_double_lock