epoll: switch epitem->pwqlist to single-linked list

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We only traverse it once to destroy all associated eppoll_entry at
epitem destruction time.  The order of traversal is irrelevant there.

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

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Al Viro 2020-09-02 11:45:57 -04:00

parent 3650b228f8

commit 80285b75c6

1 changed files with 25 additions and 26 deletions

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51

fs/eventpoll.c

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