Re: [PATCH] MIPS: Fix HIGHMEM crash in __update_cache().

[Ralf Baechle]

On Fri, Apr 10, 2015 at 03:21:24PM +0200, Lars Persson wrote:

> Commit 8b5fe5e54b47 ("MIPS: Fix race condition in lazy cache flushing.")
> triggered NULL pointer dereferences on systems with HIGHMEM.
> 
> The problem was caused by not clearing the PG_dcache_dirty flag in
> flush_icache_page() and thus we enter __update_cache() that lacks
> support for HIGHMEM.

Thanks, I've folded this patch into the original 8b5fe5e54b47 commit.

  Ralf
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