Re: fs: page cache wrongly left invalidated after revalidate_disk

[MITSUNARI Shigeo]

Jeff Moyer <jmoyer@xxxxxxxxxx> writes:

> rescan_partitions (called in the bdev open path) should reset
> bd_invalidated.  I think you need to dig into why that isn't happening.

rescan_partitions() and invalidate_partitions() reset bd_invalidated
after calling check_disk_size_change(). But revalidate_disk() does not it.

So, I think bdev->bd_invalidated = 0 is necessary for revalidate_disk(),
or check_disk_size_change() should be it more simply.

Yours,
 Shigeo
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