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Date: Fri, 24 Oct 2014 03:20:55 +0100 From: Al Viro <viro@...IV.linux.org.uk> To: Miklos Szeredi <miklos@...redi.hu> Cc: Linus Torvalds <torvalds@...ux-foundation.org>, linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org, linux-unionfs@...r.kernel.org Subject: Re: [GIT PULL] overlay filesystem v25 On Fri, Oct 24, 2014 at 01:25:39AM +0200, Miklos Szeredi wrote: > Linus, > > Please pull > > git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/vfs.git overlayfs.v25 > > Plenty of bugs fixed relative to the previous version, thanks to Al Viro's > review and is now officially be BugFree(TM). Also passes the > unionmount-testsuite by David Howells. *blink* Why the hell do you hold ->i_mutex across the entire opening of underlying directory? All you need is to serialize one assignment; the side that loses the race will simply fput() what it opened... Oh, well - that goes under "weird pessimisations, easy to fix in followups"... -- 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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