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authorIngo Molnar <mingo@elte.hu>2008-11-18 15:37:07 -0500
committerIngo Molnar <mingo@elte.hu>2008-11-18 15:37:07 -0500
commit5177dc3f2b3220b2dcfcf35eb9e6ec53ee818231 (patch)
tree29dd80a7b33426d0890aa07b5864224557c62af7 /drivers/ata/libata-sff.c
parent0bb943c7a2136716757a263f604d26309fd98042 (diff)
parent7f0f598a0069d1ab072375965a4b69137233169c (diff)
Merge branch 'linus' into tracing/urgent
Diffstat (limited to 'drivers/ata/libata-sff.c')
-rw-r--r--drivers/ata/libata-sff.c13
1 files changed, 11 insertions, 2 deletions
diff --git a/drivers/ata/libata-sff.c b/drivers/ata/libata-sff.c
index 4b4739486327..9033d164c4ec 100644
--- a/drivers/ata/libata-sff.c
+++ b/drivers/ata/libata-sff.c
@@ -1227,10 +1227,19 @@ fsm_start:
1227 /* ATA PIO protocol */ 1227 /* ATA PIO protocol */
1228 if (unlikely((status & ATA_DRQ) == 0)) { 1228 if (unlikely((status & ATA_DRQ) == 0)) {
1229 /* handle BSY=0, DRQ=0 as error */ 1229 /* handle BSY=0, DRQ=0 as error */
1230 if (likely(status & (ATA_ERR | ATA_DF))) 1230 if (likely(status & (ATA_ERR | ATA_DF))) {
1231 /* device stops HSM for abort/error */ 1231 /* device stops HSM for abort/error */
1232 qc->err_mask |= AC_ERR_DEV; 1232 qc->err_mask |= AC_ERR_DEV;
1233 else { 1233
1234 /* If diagnostic failed and this is
1235 * IDENTIFY, it's likely a phantom
1236 * device. Mark hint.
1237 */
1238 if (qc->dev->horkage &
1239 ATA_HORKAGE_DIAGNOSTIC)
1240 qc->err_mask |=
1241 AC_ERR_NODEV_HINT;
1242 } else {
1234 /* HSM violation. Let EH handle this. 1243 /* HSM violation. Let EH handle this.
1235 * Phantom devices also trigger this 1244 * Phantom devices also trigger this
1236 * condition. Mark hint. 1245 * condition. Mark hint.