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Commit 8d00647f authored by Linus Torvalds's avatar Linus Torvalds
Browse files
* 'for-linus' of git://git390.osdl.marist.edu/pub/scm/linux-2.6:
  [S390] cio: Fix handling of interrupt for csch().
  [S390] page_mkclean data corruption.
parents 92749821 8c3ce5be
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+8 −0
Original line number Original line Diff line number Diff line
@@ -221,6 +221,14 @@ ccw_device_accumulate_irb(struct ccw_device *cdev, struct irb *irb)


	cdev_irb = &cdev->private->irb;
	cdev_irb = &cdev->private->irb;


	/*
	 * If the clear function had been performed, all formerly pending
	 * status at the subchannel has been cleared and we must not pass
	 * intermediate accumulated status to the device driver.
	 */
	if (irb->scsw.fctl & SCSW_FCTL_CLEAR_FUNC)
		memset(&cdev->private->irb, 0, sizeof(struct irb));

	/* Copy bits which are valid only for the start function. */
	/* Copy bits which are valid only for the start function. */
	if (irb->scsw.fctl & SCSW_FCTL_START_FUNC) {
	if (irb->scsw.fctl & SCSW_FCTL_START_FUNC) {
		/* Copy key. */
		/* Copy key. */
+2 −2
Original line number Original line Diff line number Diff line
@@ -498,9 +498,9 @@ int page_mkclean(struct page *page)
		struct address_space *mapping = page_mapping(page);
		struct address_space *mapping = page_mapping(page);
		if (mapping)
		if (mapping)
			ret = page_mkclean_file(mapping, page);
			ret = page_mkclean_file(mapping, page);
	}
		if (page_test_and_clear_dirty(page))
		if (page_test_and_clear_dirty(page))
			ret = 1;
			ret = 1;
	}


	return ret;
	return ret;
}
}