[PATCH] add page->mapping handling interface [21/35] changes in JBD

From: KAMEZAWA Hiroyuki
Date: Mon Sep 10 2007 - 06:13:36 EST



Changes page->mapping handling in JBD

Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>

---
fs/jbd/journal.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

Index: test-2.6.23-rc4-mm1/fs/jbd/journal.c
===================================================================
--- test-2.6.23-rc4-mm1.orig/fs/jbd/journal.c
+++ test-2.6.23-rc4-mm1/fs/jbd/journal.c
@@ -1822,7 +1822,7 @@ repeat:
jh = bh2jh(bh);
} else {
if (!(atomic_read(&bh->b_count) > 0 ||
- (bh->b_page && bh->b_page->mapping))) {
+ (bh->b_page && page_mapping_cache(bh->b_page)))) {
printk(KERN_EMERG "%s: bh->b_count=%d\n",
__FUNCTION__, atomic_read(&bh->b_count));
printk(KERN_EMERG "%s: bh->b_page=%p\n",
@@ -1830,7 +1830,7 @@ repeat:
if (bh->b_page)
printk(KERN_EMERG "%s: "
"bh->b_page->mapping=%p\n",
- __FUNCTION__, bh->b_page->mapping);
+ __FUNCTION__, page_mapping_cache(bh->b_page));
}

if (!new_jh) {

-
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