untangling ep_call_nested(): it's all serialized on epmutex.

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IOW,
	* no locking is needed to protect the list
	* the list is actually a stack
	* no need to check ->ctx
	* it can bloody well be a static 5-element array - nobody is
going to be accessing it in parallel.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

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Al Viro 2020-08-22 22:19:12 -04:00

parent 8677600d79

commit d01f0594d7

1 changed files with 11 additions and 69 deletions

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80

fs/eventpoll.c

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