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SubjectRe: [patch 1/2] fs: mnt_want_write speedup
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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