RE: [PATCH 2/2] cciss: correct the non-resettable board list

From: Don Brace
Date: Tue May 19 2015 - 14:55:39 EST


> -----Original Message-----
> From: Tomas Henzl [mailto:thenzl@xxxxxxxxxx]
> Sent: Tuesday, February 17, 2015 10:40 AM
> To: linux-scsi@xxxxxxxxxxxxxxx
> Cc: Don Brace; linux-kernel@xxxxxxxxxxxxxxx; axboe@xxxxxxxxx
> Subject: [PATCH 2/2] cciss: correct the non-resettable board list
>
> The hpsa driver carries a more recent version,
> copy the table from there.
>
> Signed-off-by: Tomas Henzl <thenzl@xxxxxxxxxx>
> ---
> drivers/block/cciss.c | 23 +++++++++++++++++++++--
> 1 file changed, 21 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
> index 48498220cd..0ca65b25ef 100644
> --- a/drivers/block/cciss.c
> +++ b/drivers/block/cciss.c
> @@ -582,12 +582,32 @@ static u32 unresettable_controller[] = {
> 0x3215103C, /* Smart Array E200i */
> 0x3237103C, /* Smart Array E500 */
> 0x323D103C, /* Smart Array P700m */
> + 0x40800E11, /* Smart Array 5i */
> 0x409C0E11, /* Smart Array 6400 */
> 0x409D0E11, /* Smart Array 6400 EM */
> + 0x40700E11, /* Smart Array 5300 */
> + 0x40820E11, /* Smart Array 532 */
> + 0x40830E11, /* Smart Array 5312 */
> + 0x409A0E11, /* Smart Array 641 */
> + 0x409B0E11, /* Smart Array 642 */
> + 0x40910E11, /* Smart Array 6i */
> };
>
> /* List of controllers which cannot even be soft reset */
> static u32 soft_unresettable_controller[] = {
> + 0x40800E11, /* Smart Array 5i */
> + 0x40700E11, /* Smart Array 5300 */
> + 0x40820E11, /* Smart Array 532 */
> + 0x40830E11, /* Smart Array 5312 */
> + 0x409A0E11, /* Smart Array 641 */
> + 0x409B0E11, /* Smart Array 642 */
> + 0x40910E11, /* Smart Array 6i */
> + /* Exclude 640x boards. These are two pci devices in one slot
> + * which share a battery backed cache module. One controls the
> + * cache, the other accesses the cache through the one that controls
> + * it. If we reset the one controlling the cache, the other will
> + * likely not be happy. Just forbid resetting this conjoined mess.
> + */
> 0x409C0E11, /* Smart Array 6400 */
> 0x409D0E11, /* Smart Array 6400 EM */
> };
> @@ -4663,8 +4683,7 @@ static int cciss_kdump_hard_reset_controller(struct
> pci_dev *pdev)
> */
> cciss_lookup_board_id(pdev, &board_id);
> if (!ctlr_is_resettable(board_id)) {
> - dev_warn(&pdev->dev, "Cannot reset Smart Array 640x "
> - "due to shared cache module.");
> + dev_warn(&pdev->dev, "Controller not resettable\n");
> return -ENODEV;
> }
>
> --
> 1.9.3
correct the non-resettable board list
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