ide: remove stale comments from drive_is_ready()

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
diff --git a/drivers/ide/ide-iops.c b/drivers/ide/ide-iops.c
index 02fed32..cd1f2e4 100644
--- a/drivers/ide/ide-iops.c
+++ b/drivers/ide/ide-iops.c
@@ -438,9 +438,6 @@
 
 EXPORT_SYMBOL(ide_fixstring);
 
-/*
- * Needed for PCI irq sharing
- */
 int drive_is_ready (ide_drive_t *drive)
 {
 	ide_hwif_t *hwif	= drive->hwif;
@@ -449,12 +446,6 @@
 	if (drive->waiting_for_dma)
 		return hwif->dma_ops->dma_test_irq(drive);
 
-	/*
-	 * We do a passive status test under shared PCI interrupts on
-	 * cards that truly share the ATA side interrupt, but may also share
-	 * an interrupt with another pci card/device.  We make no assumptions
-	 * about possible isa-pnp and pci-pnp issues yet.
-	 */
 	if (hwif->io_ports.ctl_addr &&
 	    (hwif->host_flags & IDE_HFLAG_BROKEN_ALTSTATUS) == 0)
 		stat = hwif->tp_ops->read_altstatus(hwif);