From: Denys Vlasenko <vda.linux@googlemail.com>
To: Oleg Nesterov <oleg@redhat.com>
Cc: Denys Vlasenko <dvlasenk@redhat.com>, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] epoll_[p]wait: fix spurious -EINTR on ptrace attach
Date: Wed, 26 Jun 2013 09:43:16 +0200 [thread overview]
Message-ID: <201306260943.16210.vda.linux@googlemail.com> (raw)
In-Reply-To: <20130625200623.GA15267@redhat.com>
On Tuesday 25 June 2013 22:06, Oleg Nesterov wrote:
> > > In order to define a "sigset_t ksigmask" member,
> >
> > You do not need it. But the reason is not clear until the cleanup.
>
> I take this back, this is not as simple as I thought... and perhaps even
> not right.
>
> However. Probably you can replace has_ksigmask + ksigmask by
> "sigset_t __user *sigmask" pointer?
This is going to be a PITA because we also need to support
the compat syscall, which uses compat_sigset_t*, not sigset_t*
:(
prev parent reply other threads:[~2013-06-26 7:43 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-06-25 15:05 [PATCH] epoll_[p]wait: fix spurious -EINTR on ptrace attach Denys Vlasenko
2013-06-25 18:46 ` Oleg Nesterov
2013-06-25 20:06 ` Oleg Nesterov
2013-06-26 7:43 ` Denys Vlasenko [this message]
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