The patch titled
fs: nobh_truncate_page() fix
has been removed from the -mm tree. Its filename was
fs-nobh_truncate_page-fix.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
Subject: fs: nobh_truncate_page() fix
From: Dave Kleikamp <shaggy@xxxxxxxxxxxxxxxxxx>
This fixes a regression caused by 22c8ca78f20724676b6006232bf06cc3e9299539.
nobh_prepare_write() no longer marks the page uptodate, so
nobh_truncate_page() needs to do it.
Signed-off-by: Dave Kleikamp <shaggy@xxxxxxxxxxxxxxxxxx>
Cc: Nick Piggin <nickpiggin@xxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/buffer.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff -puN fs/buffer.c~fs-nobh_truncate_page-fix fs/buffer.c
--- a/fs/buffer.c~fs-nobh_truncate_page-fix
+++ a/fs/buffer.c
@@ -2365,6 +2365,10 @@ failed:
}
EXPORT_SYMBOL(nobh_prepare_write);
+/*
+ * Make sure any changes to nobh_commit_write() are reflected in
+ * nobh_truncate_page(), since it doesn't call commit_write().
+ */
int nobh_commit_write(struct file *file, struct page *page,
unsigned from, unsigned to)
{
@@ -2466,6 +2470,11 @@ int nobh_truncate_page(struct address_sp
memset(kaddr + offset, 0, PAGE_CACHE_SIZE - offset);
flush_dcache_page(page);
kunmap_atomic(kaddr, KM_USER0);
+ /*
+ * It would be more correct to call aops->commit_write()
+ * here, but this is more efficient.
+ */
+ SetPageUptodate(page);
set_page_dirty(page);
}
unlock_page(page);
_
Patches currently in -mm which might be from shaggy@xxxxxxxxxxxxxxxxxx are
origin.patch
-
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