Re: [PATCH v2 1/4] mm: Introduce and use mapping_empty

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On Mon, Oct 26, 2020 at 03:18:46PM +0000, Matthew Wilcox (Oracle) wrote:
> Instead of checking the two counters (nrpages and nrexceptional), we
> can just check whether i_pages is empty.
> 
> Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
> Tested-by: Vishal Verma <vishal.l.verma@xxxxxxxxx>

Acked-by: Johannes Weiner <hannes@xxxxxxxxxxx>

Heh, I was looking for the fs/inode.c hunk here, because I remember
those BUG_ONs in the inode free path. Found it in the last patch - I
guess they escaped grep but the compiler let you know? :-)




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