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Subject[PATCH] ide-disk: set non-rotational queue flag for SSD and CF devices
Date
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
---
drivers/ide/ide-disk.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)

Index: b/drivers/ide/ide-disk.c
===================================================================
--- a/drivers/ide/ide-disk.c
+++ b/drivers/ide/ide-disk.c
@@ -600,6 +600,7 @@ static int ide_disk_check(ide_drive_t *d
static void ide_disk_setup(ide_drive_t *drive)
{
struct ide_disk_obj *idkp = drive->driver_data;
+ struct request_queue *q = drive->queue;
ide_hwif_t *hwif = drive->hwif;
u16 *id = drive->id;
char *m = (char *)&id[ATA_ID_PROD];
@@ -626,11 +627,14 @@ static void ide_disk_setup(ide_drive_t *
if (max_s > hwif->rqsize)
max_s = hwif->rqsize;

- blk_queue_max_sectors(drive->queue, max_s);
+ blk_queue_max_sectors(q, max_s);
}

printk(KERN_INFO "%s: max request size: %dKiB\n", drive->name,
- drive->queue->max_sectors / 2);
+ q->max_sectors / 2);
+
+ if (ata_id_is_ssd(id) || ata_id_is_cfa(id))
+ queue_flag_set_unlocked(QUEUE_FLAG_NONROT, q);

/* calculate drive capacity, and select LBA if possible */
ide_disk_get_capacity(drive);

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