Re: [U-Boot] [PATCH] arm: cache: always flush cache line size for page table

2016-08-03 Thread Stefan Agner
On 2016-08-03 18:22, Simon Glass wrote: > Hi, > > On 3 August 2016 at 10:32, Fabio Estevam wrote: >> On Tue, Aug 2, 2016 at 4:07 AM, Stefan Agner wrote: >>> From: Stefan Agner >>> >>> The page table is maintained by the CPU, hence

Re: [U-Boot] [PATCH] arm: cache: always flush cache line size for page table

2016-08-03 Thread Simon Glass
Hi, On 3 August 2016 at 10:32, Fabio Estevam wrote: > On Tue, Aug 2, 2016 at 4:07 AM, Stefan Agner wrote: >> From: Stefan Agner >> >> The page table is maintained by the CPU, hence it is safe to always >> align cache flush to a

Re: [U-Boot] [PATCH] arm: cache: always flush cache line size for page table

2016-08-03 Thread Fabio Estevam
On Tue, Aug 2, 2016 at 4:07 AM, Stefan Agner wrote: > From: Stefan Agner > > The page table is maintained by the CPU, hence it is safe to always > align cache flush to a whole cache line size. This allows to use > mmu_page_table_flush for a single page

Re: [U-Boot] [PATCH] arm: cache: always flush cache line size for page table

2016-08-03 Thread Fabio Estevam
Hi Stefan, On Tue, Aug 2, 2016 at 4:07 AM, Stefan Agner wrote: > From: Stefan Agner > > The page table is maintained by the CPU, hence it is safe to always > align cache flush to a whole cache line size. This allows to use > mmu_page_table_flush for a

Re: [U-Boot] [PATCH] arm: cache: always flush cache line size for page table

2016-08-02 Thread Stefan Agner
On 2016-08-02 10:55, Marek Vasut wrote: > On 08/02/2016 07:01 PM, Stefan Agner wrote: >> On 2016-08-02 08:56, Marek Vasut wrote: >>> On 08/02/2016 05:47 PM, Stefan Agner wrote: On 2016-08-02 02:38, Marek Vasut wrote: > On 08/02/2016 09:07 AM, Stefan Agner wrote: >> From: Stefan Agner

Re: [U-Boot] [PATCH] arm: cache: always flush cache line size for page table

2016-08-02 Thread Marek Vasut
On 08/02/2016 07:01 PM, Stefan Agner wrote: > On 2016-08-02 08:56, Marek Vasut wrote: >> On 08/02/2016 05:47 PM, Stefan Agner wrote: >>> On 2016-08-02 02:38, Marek Vasut wrote: On 08/02/2016 09:07 AM, Stefan Agner wrote: > From: Stefan Agner > > The page

Re: [U-Boot] [PATCH] arm: cache: always flush cache line size for page table

2016-08-02 Thread Stefan Agner
On 2016-08-02 08:56, Marek Vasut wrote: > On 08/02/2016 05:47 PM, Stefan Agner wrote: >> On 2016-08-02 02:38, Marek Vasut wrote: >>> On 08/02/2016 09:07 AM, Stefan Agner wrote: From: Stefan Agner The page table is maintained by the CPU, hence it is safe to

Re: [U-Boot] [PATCH] arm: cache: always flush cache line size for page table

2016-08-02 Thread Marek Vasut
On 08/02/2016 05:47 PM, Stefan Agner wrote: > On 2016-08-02 02:38, Marek Vasut wrote: >> On 08/02/2016 09:07 AM, Stefan Agner wrote: >>> From: Stefan Agner >>> >>> The page table is maintained by the CPU, hence it is safe to always >>> align cache flush to a whole cache

Re: [U-Boot] [PATCH] arm: cache: always flush cache line size for page table

2016-08-02 Thread Stefan Agner
On 2016-08-02 02:38, Marek Vasut wrote: > On 08/02/2016 09:07 AM, Stefan Agner wrote: >> From: Stefan Agner >> >> The page table is maintained by the CPU, hence it is safe to always >> align cache flush to a whole cache line size. This allows to use >>

Re: [U-Boot] [PATCH] arm: cache: always flush cache line size for page table

2016-08-02 Thread Marek Vasut
On 08/02/2016 09:07 AM, Stefan Agner wrote: > From: Stefan Agner > > The page table is maintained by the CPU, hence it is safe to always > align cache flush to a whole cache line size. This allows to use > mmu_page_table_flush for a single page table, e.g. when