From: Jamie Lokier <jamie@shareable.org>
To: Shaya Potter <spotter@cs.columbia.edu>
Cc: linux-fsdevel@vger.kernel.org
Subject: Re: sys_poll/do_poll/f_op->poll
Date: Thu, 2 Mar 2006 08:09:30 +0000 [thread overview]
Message-ID: <20060302080930.GA20193@mail.shareable.org> (raw)
In-Reply-To: <1141283803.17264.32.camel@localhost.localdomain>
Shaya Potter wrote:
> am I missing something or do none of the in kernel file system use this
> code (and would therefore sys_poll() not work on them?)
sys_poll() is _required_ by tradition and standards
to return (at least) POLLIN | POLLOUT | POLLRDNORM | POLLWRNORM
for regular files.
That's why there are no poll operations for files in any filesystem.
-- Jamie
next prev parent reply other threads:[~2006-03-02 8:11 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-03-02 7:16 sys_poll/do_poll/f_op->poll Shaya Potter
2006-03-02 8:09 ` Jamie Lokier [this message]
2006-03-02 8:47 ` sys_poll/do_poll/f_op->poll Shaya Potter
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