1LOCK_SOCK_FAST(9)              Linux Networking              LOCK_SOCK_FAST(9)
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NAME

6       lock_sock_fast - fast version of lock_sock
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SYNOPSIS

9       bool lock_sock_fast(struct sock * sk);
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ARGUMENTS

12       sk
13           socket
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DESCRIPTION

16       This version should be used for very small section, where process wont
17       block return false if fast path is taken sk_lock.slock locked, owned =
18       0, BH disabled return true if slow path is taken sk_lock.slock
19       unlocked, owned = 1, BH enabled
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22Kernel Hackers Manual 3.10         June 2019                 LOCK_SOCK_FAST(9)
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