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Date:	Wed, 05 Dec 2007 19:40:15 +0000
From:	David Howells <>
Subject: [PATCH 23/28] AFS: Add TestSetPageError() [try #2]

Add a TestSetPageError() macro to the suite of page flag manipulators.  This
can be used by AFS to prevent over-excision of rejected writes from the page

Signed-off-by: David Howells <>

 include/linux/page-flags.h |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h
index fcc9e23..0350c37 100644
--- a/include/linux/page-flags.h
+++ b/include/linux/page-flags.h
@@ -130,6 +130,7 @@
 #define PageError(page)		test_bit(PG_error, &(page)->flags)
 #define SetPageError(page)	set_bit(PG_error, &(page)->flags)
 #define ClearPageError(page)	clear_bit(PG_error, &(page)->flags)
+#define TestSetPageError(page)	test_and_set_bit(PG_error, &(page)->flags)
 #define PageReferenced(page)	test_bit(PG_referenced, &(page)->flags)
 #define SetPageReferenced(page)	set_bit(PG_referenced, &(page)->flags)

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