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Open Source and information security mailing list archives
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Date: Sat, 11 Feb 2012 08:18:44 -0800 From: Andi Kleen <andi@...stfloor.org> To: Al Viro <viro@...IV.linux.org.uk> Cc: Linus Torvalds <torvalds@...ux-foundation.org>, Andreas Dilger <adilger@...ger.ca>, Anton Altaparmakov <anton@...era.com>, Alan Cox <alan@...rguk.ukuu.org.uk>, Andrew Morton <akpm@...ux-foundation.org>, Christoph Hellwig <hch@...radead.org>, Szabolcs Szakacsits <szaka@...era.com>, Janne Kalliom?ki <janne@...era.com>, LKML <linux-kernel@...r.kernel.org>, linux-fsdevel <linux-fsdevel@...r.kernel.org> Subject: Re: Direct i/o changes break all non-GPL file systems Al Viro <viro@...IV.linux.org.uk> writes: > and should not be used by any modules; don't export it at all > 3) it's a layering violation that unfortunately still is needed for > an in-tree module. The *only* case where I'd consider EXPORT_SYMBOL_GPL > borderline useful, as a bad proxy for EXPORT_SYMBOL_DONT_USE_OUT_OF_TREE. I had the namespace patches to make this explicit some time ago http://lwn.net/Articles/259839/ This allows to export specific symbols only for special other modules, in case it's only a single module that needs a "backdoor" I can look at resubmitting the patchkit. -Andi -- ak@...ux.intel.com -- Speaking for myself only -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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