From: Baruch Siach <baruch@tkos.co.il>
To: Theodore Ts'o <tytso@mit.edu>
Cc: linux-ext4@vger.kernel.org
Subject: Re: [PATCH] e4defrag: fix build when posix_fadvise is missing
Date: Wed, 1 Jan 2014 19:31:46 +0200 [thread overview]
Message-ID: <20140101173146.GM4470@tarshish> (raw)
In-Reply-To: <20140101172205.GC17519@thunk.org>
Hi Ted,
On Wed, Jan 01, 2014 at 12:22:05PM -0500, Theodore Ts'o wrote:
> On Wed, Jan 01, 2014 at 12:28:23PM +0200, Baruch Siach wrote:
> > uClibc declares posix_fadvise() even when the architecture does not provide
> > one. The static posix_fadvise() signature is not compatible with POSIX. Rename
> > the internal implementation to fix this.
>
> If the architecture doesn't provide posix_fadvise(), does that imply
> that __NR_fadvise64_64 also doesn't exist?
>
> Or do you mean that for some reason, uClibc is not providing
> posix_fadvise on all architectures, even though the kernel supports it?
>
> That seems wierd.
The xtensa architecture has __NR_fadvise64_64 but not __NR_fadvise64. Should I
clarify this in the commit log?
baruch
--
http://baruch.siach.name/blog/ ~. .~ Tk Open Systems
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next prev parent reply other threads:[~2014-01-01 17:31 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-01 10:28 [PATCH] e4defrag: fix build when posix_fadvise is missing Baruch Siach
2014-01-01 17:22 ` Theodore Ts'o
2014-01-01 17:31 ` Baruch Siach [this message]
2014-01-01 17:37 ` Theodore Ts'o
2014-01-01 19:08 ` Baruch Siach
2014-01-01 20:46 ` Theodore Ts'o
2014-01-02 6:49 ` Baruch Siach
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