Re: [linuxsh-dev] Re: [linux-sh:02749] [PATCH] Ensure flush_page_to_ram does

[Paul M. <le...@li...>]

On Tue, May 20, 2003 at 02:40:44PM +0100, Stuart Menefy wrote:
> Abe-san found a similar problem when using my TLB miss handling patches.
> When using PIO there is no cache synchronisation in the generic IDE code,
> while NFS has an explicit call to flush_dcache_page.
> 
> The solution we tried which has worked so far is based on the Sparc code,
> which redefines the IO functions to include a cache synchronisation call.
> The patch is attached. 
> 
This certainly looks like a better solution, especially given that
flush_page_to_ram() is deprecated in 2.5.

Does this problem only happen when using the tlbmiss patches? Or is it
reproduceable under the current 2.4/2.5 branches?