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From: Paolo Bonzini <pbonzini@redhat.com>
To: Andy Lutomirski <luto@amacapital.net>
Cc: Fam Zheng <famz@redhat.com>,
	"Michael Kerrisk (man-pages)" <mtk.manpages@gmail.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
	X86 ML <x86@kernel.org>, Alexander Viro <viro@zeniv.linux.org.uk>,
	Andrew Morton <akpm@linux-foundation.org>,
	Kees Cook <keescook@chromium.org>,
	David Herrmann <dh.herrmann@gmail.com>,
	Alexei Starovoitov <ast@plumgrid.com>,
	Miklos Szeredi <mszeredi@suse.cz>,
	David Drysdale <drysdale@google.com>,
	Oleg Nesterov <oleg@redhat.com>,
	"David S. Miller" <davem@davemloft.net>,
	Vivek Goyal <vgoyal@redhat.com>,
	Mike Frysinger <vapier@gentoo.org>,
	"Theodore Ts'o" <tytso@mit.edu>,
	Heiko Carstens <heiko.carstens@de.ibm.com>,
	Rasmus Villemoes <linux@rasmusvillemoes.dk>,
	Rashika Kheria <rashika.kheria@gmail.com>,
	Hugh Dickins <hughd@google.com>,
	Mathieu Desnoyers <mathieu.desnoyers@efficios.com>,
	Peter Zijlstra <peterz@infradead.org>,
	Linux FS Devel <linux-fsdevel@vger.kernel.org>,
	Linux API <linux-api@vger.kernel.org>,
	Josh Triplett <josh@joshtriplett.org>
Subject: Re: [PATCH RFC 5/6] epoll: Add implementation for epoll_mod_wait
Date: Fri, 23 Jan 2015 10:56:46 +0100	[thread overview]
Message-ID: <54C21ADE.1040605@redhat.com> (raw)
In-Reply-To: <CALCETrWwuJpFK+38mBxxTQCu7Oig22Nr+mAuO++Y+0CdAhfzkw@mail.gmail.com>



On 22/01/2015 22:12, Andy Lutomirski wrote:
> In my application, the set of fds almost never changes, but the set of
> events I want changes all the time.  The main thing that changes is
> whether I care about EPOLLOUT.  If I'm ready to send something, then I
> want EPOLLOUT.  If I'm not ready, then I don't want EPOLLOUT.

Yes, this is almost always the case unless you use EPOLLET.

Paolo

  parent reply	other threads:[~2015-01-23  9:58 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-01-20  9:57 [PATCH RFC 0/6] epoll: Introduce new syscall "epoll_mod_wait" Fam Zheng
2015-01-20  9:57 ` [PATCH RFC 1/6] epoll: Extract epoll_wait_do and epoll_pwait_do Fam Zheng
2015-01-20  9:57 ` [PATCH RFC 2/6] epoll: Specify clockid explicitly Fam Zheng
2015-01-20  9:57 ` [PATCH RFC 3/6] epoll: Add definition for epoll_mod_wait structures Fam Zheng
2015-01-20  9:57 ` [PATCH RFC 4/6] epoll: Extract ep_ctl_do Fam Zheng
2015-01-20  9:57 ` [PATCH RFC 5/6] epoll: Add implementation for epoll_mod_wait Fam Zheng
2015-01-20 12:50   ` Michael Kerrisk (man-pages)
2015-01-21  4:59     ` Fam Zheng
2015-01-21  7:52       ` Michael Kerrisk (man-pages)
2015-01-21  8:58         ` Fam Zheng
2015-01-21 10:37           ` Paolo Bonzini
2015-01-21 11:14             ` Fam Zheng
2015-01-21 11:50               ` Paolo Bonzini
2015-01-22 21:12                 ` Andy Lutomirski
2015-01-23  6:20                   ` Fam Zheng
2015-01-23  9:56                   ` Paolo Bonzini [this message]
2015-01-21 10:34         ` Paolo Bonzini
2015-01-21  7:56   ` Omar Sandoval
2015-01-21  8:59     ` Fam Zheng
2015-01-20  9:57 ` [PATCH RFC 6/6] x86: Hook up epoll_mod_wait syscall Fam Zheng
2015-01-20 10:37 ` [PATCH RFC 0/6] epoll: Introduce new syscall "epoll_mod_wait" Rasmus Villemoes
2015-01-20 10:53   ` Fam Zheng
2015-01-20 12:48 ` Michael Kerrisk (man-pages)
2015-01-21  9:05   ` Fam Zheng
2015-01-20 22:40 ` Andy Lutomirski
2015-01-20 23:03   ` josh
2015-01-21  5:55   ` Michael Kerrisk (man-pages)
2015-01-21  9:07   ` Fam Zheng

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