linux-kernel - Re: [PATCH] mtip32xx: Add SRSI support

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Date:	Tue, 03 Sep 2013 13:38:07 -0500
From:	David Milburn <dmilburn@...hat.com>
To:	Jens Axboe <axboe@...nel.dk>
CC:	Asai Thambi S P <asamymuthupa@...ron.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Sam Bradshaw <sbradshaw@...ron.com>
Subject: Re: [PATCH] mtip32xx: Add SRSI support

Asai Thambi S P wrote:
> This patch add support for SRSI(Surprise Removal Surprise Insertion).
> 
> Approach:
> ---------
> Surprise Removal:
> -----------------
> On surprise removal of the device, gendisk, request queue, device index, sysfs
> entries, etc are retained as long as device is in use - mounted filesystem,
> device opened by an application, etc. The service thread breaks out of the main
> while loop, waits for pci remove to exit, and then waits for device to become
> free. When there no holders of the device, service thread cleans up the block
> and device related stuff and returns.
> 
> Surprise Insertion:
> -------------------
> No change, this scenario follows the normal pci probe() function flow.
> 
> Signed-off-by: Asai Thambi S P <asamymuthupa@...ron.com>
> ---
>  drivers/block/mtip32xx/mtip32xx.c |  453 ++++++++++++++++++++++---------------
>  drivers/block/mtip32xx/mtip32xx.h |   18 +-
>  2 files changed, 289 insertions(+), 182 deletions(-)
> 

Hi Jens,

Will you be considering this patch for 3.12?

Thanks,
David
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