Messages in this thread | | | Date | Thu, 2 Apr 2009 19:48:44 +0100 | From | Al Viro <> | Subject | Re: [patch 1/2] fs: mnt_want_write speedup |
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On Thu, Apr 02, 2009 at 07:43:05PM +0100, Al Viro wrote:
> FWIW, I'm not sure that this optimization is valid. We might eventually > want to go for "don't allow any new writers, remount r/o when existing > ones expire" functionality, so nested mnt_want_write() might eventually > be allowed to fail.
BTW, I think that 1/2 as of Mar 10 is worth merging. There's an interesting question, though - do we want mnt_writers int or long? On 64bit boxen it can get serious...
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