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[PATCH] libata: EH / pio tasks synchronization

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This patch makes sure that pio tasks are flushed before proceeding
with EH.

Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
This commit is contained in:
Tejun Heo
2006-02-02 00:56:10 +09:00
committed by Jeff Garzik
parent dde44589bf
commit c18d06f89f
2 changed files with 55 additions and 4 deletions
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3
include/linux/libata.h
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@ -162,7 +162,8 @@ enum {
ATA_FLAG_PIO_LBA48 = (1 << 13), /* Host DMA engine is LBA28 only */
ATA_FLAG_IRQ_MASK = (1 << 14), /* Mask IRQ in PIO xfers */
ATA_FLAG_IN_EH = (1 << 15), /* EH in progress */
ATA_FLAG_FLUSH_PIO_TASK = (1 << 15), /* Flush PIO task */
ATA_FLAG_IN_EH = (1 << 16), /* EH in progress */
ATA_QCFLAG_ACTIVE = (1 << 1), /* cmd not yet ack'd to scsi lyer */
ATA_QCFLAG_SG = (1 << 3), /* have s/g table? */