From: Joe Damato <jdamato@fastly.com> Date: Wed, 7 Aug 2024 10:52:31 +0000 (+0000) Subject: eventpoll: Don't re-zero eventpoll fields X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=4f98f380f4662829e394c840062ea677956b57ec;p=users%2Fdwmw2%2Flinux.git eventpoll: Don't re-zero eventpoll fields Remove redundant and unnecessary code. ep_alloc uses kzalloc to create struct eventpoll, so there is no need to set fields to defaults of 0. This was accidentally introduced in commit 85455c795c07 ("eventpoll: support busy poll per epoll instance") and expanded on in follow-up commits. Signed-off-by: Joe Damato <jdamato@fastly.com> Link: https://lore.kernel.org/r/20240807105231.179158-1-jdamato@fastly.com Reviewed-by: Martin Karsten <mkarsten@uwaterloo.ca> Reviewed-by: Jan Kara <jack@suse.cz> Signed-off-by: Christian Brauner <brauner@kernel.org> --- diff --git a/fs/eventpoll.c b/fs/eventpoll.c index f53ca4f7fcedd..6c0a1e9715ea2 100644 --- a/fs/eventpoll.c +++ b/fs/eventpoll.c @@ -2200,11 +2200,6 @@ static int do_epoll_create(int flags) error = PTR_ERR(file); goto out_free_fd; } -#ifdef CONFIG_NET_RX_BUSY_POLL - ep->busy_poll_usecs = 0; - ep->busy_poll_budget = 0; - ep->prefer_busy_poll = false; -#endif ep->file = file; fd_install(fd, file); return fd;