From: Rich Felker <dalias@libc.org>
To: musl@lists.openwall.com
Subject: Re: [PATCH v2] mips: add vdso support
Date: Tue, 26 Jan 2016 15:18:12 -0500 [thread overview]
Message-ID: <20160126201812.GH238@brightrain.aerifal.cx> (raw)
In-Reply-To: <20160126153216.GA3074@debian>
On Tue, Jan 26, 2016 at 04:32:16PM +0100, Markus Wichmann wrote:
> > i.e. reject any error but EINVAL from the vdso and try the syscall,
> > since EINVAL is the only one that should be possible.
> >
>
> clock_gettime() takes a pointer argument, so EFAULT is always possible.
EFAULT is not relevant. It can only happen when the calling program
has undefined behavior, and in fact if the vdso version got used the
program would already have crashed with SIGSEGV anyway.
Rich
prev parent reply other threads:[~2016-01-26 20:18 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-25 23:00 Hauke Mehrtens
2016-01-25 23:21 ` Rich Felker
2016-01-26 15:32 ` Markus Wichmann
2016-01-26 18:17 ` Hauke Mehrtens
2016-01-26 20:18 ` Rich Felker [this message]
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