Re: [PATCH] writeback: Don't wait for completion inwriteback_inodes_sb_nr

From: Christoph Hellwig
Date: Fri Jul 22 2011 - 11:16:14 EST


On Thu, Jul 21, 2011 at 08:35:23PM +0200, Jan Kara wrote:
> > You're also skipping the ->sync_fs and quotasync calls the first round.
> Well, kind of. Since writeback is running asynchronously, we have no way
> to call ->sync_fs(sb, 0) just after async inode writeback is done (and it
> doesn't really make sense to call it before that moment). So we call
> synchronous inode writeback first and only then ->sync_fs().

I don't nessecarily say it's a bad thing, but when you do subtile
behaviour changes like this it at least needs to be clearly documented
in the changelog, or even better split into a patch on it's own.

> Where would you like to document the change?

commit log.

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