Re: [PATCHv2 00/16] [FS, MM, block, MMC]: eMMC High Priority Interrupt Feature

2012-05-14 Thread Minchan Kim
On 05/14/2012 04:43 PM, mani wrote: Dear Kim, I have a query here .. My point is that it would be better for read to not preempt write-for-page_reclaim. And we can identify it by PG_reclaim. You can get the idea. I think If there is no page available then no read will

Re: [PATCHv2 00/16] [FS, MM, block, MMC]: eMMC High Priority Interrupt Feature

2012-05-11 Thread S, Venkatraman
On Wed, May 9, 2012 at 6:15 AM, Minchan Kim minc...@kernel.org wrote: On 05/09/2012 01:31 AM, S, Venkatraman wrote: On Tue, May 8, 2012 at 1:16 PM, Minchan Kim minc...@kernel.org wrote: On 05/03/2012 11:22 PM, Venkatraman S wrote: Standard eMMC (Embedded MultiMedia Card) specification

Re: [PATCHv2 00/16] [FS, MM, block, MMC]: eMMC High Priority Interrupt Feature

2012-05-08 Thread Minchan Kim
On 05/03/2012 11:22 PM, Venkatraman S wrote: Standard eMMC (Embedded MultiMedia Card) specification expects to execute one request at a time. If some requests are more important than others, they can't be aborted while the flash procedure is in progress. New versions of the eMMC standard

Re: [PATCHv2 00/16] [FS, MM, block, MMC]: eMMC High Priority Interrupt Feature

2012-05-08 Thread S, Venkatraman
On Tue, May 8, 2012 at 1:16 PM, Minchan Kim minc...@kernel.org wrote: On 05/03/2012 11:22 PM, Venkatraman S wrote: Standard eMMC (Embedded MultiMedia Card) specification expects to execute one request at a time. If some requests are more important than others, they can't be aborted while the

Re: [PATCHv2 00/16] [FS, MM, block, MMC]: eMMC High Priority Interrupt Feature

2012-05-08 Thread Minchan Kim
On 05/09/2012 01:31 AM, S, Venkatraman wrote: On Tue, May 8, 2012 at 1:16 PM, Minchan Kim minc...@kernel.org wrote: On 05/03/2012 11:22 PM, Venkatraman S wrote: Standard eMMC (Embedded MultiMedia Card) specification expects to execute one request at a time. If some requests are more

[PATCHv2 00/16] [FS, MM, block, MMC]: eMMC High Priority Interrupt Feature

2012-05-03 Thread Venkatraman S
Standard eMMC (Embedded MultiMedia Card) specification expects to execute one request at a time. If some requests are more important than others, they can't be aborted while the flash procedure is in progress. New versions of the eMMC standard (4.41 and above) specfies a feature called High