On Thu 21-01-16 10:46:01, Ross Zwisler wrote:
> Previously in dax_writeback_one() we cleared the PAGECACHE_TAG_TOWRITE flag
> before we had actually flushed the tagged radix tree entry to media. This
> is incorrect because of the following race:
>
> Thread 1 Thread 2
On Thu 21-01-16 10:46:01, Ross Zwisler wrote:
> Previously in dax_writeback_one() we cleared the PAGECACHE_TAG_TOWRITE flag
> before we had actually flushed the tagged radix tree entry to media. This
> is incorrect because of the following race:
>
> Thread 1 Thread 2
Previously in dax_writeback_one() we cleared the PAGECACHE_TAG_TOWRITE flag
before we had actually flushed the tagged radix tree entry to media. This
is incorrect because of the following race:
Thread 1Thread 2
Previously in dax_writeback_one() we cleared the PAGECACHE_TAG_TOWRITE flag
before we had actually flushed the tagged radix tree entry to media. This
is incorrect because of the following race:
Thread 1Thread 2
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