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| author | Dave Kleikamp <shaggy@linux.vnet.ibm.com> | 2007-03-06 10:42:12 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-03-06 18:30:25 +0100 |
| commit | 57bf63d69cb6b7064e6fec5e83da4e1918168282 (patch) | |
| tree | 506c623d4f756afb91af4ca150f6759d229d3b9f /fs | |
| parent | [PATCH] fix vsyscall settimeofday (diff) | |
| download | linux-57bf63d69cb6b7064e6fec5e83da4e1918168282.tar.xz linux-57bf63d69cb6b7064e6fec5e83da4e1918168282.zip | |
[PATCH] fs: nobh_truncate_page() fix
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@linux.vnet.ibm.com>
Cc: Nick Piggin <nickpiggin@yahoo.com.au>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/buffer.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/fs/buffer.c b/fs/buffer.c index e8504b65176c..1d0852fa728b 100644 --- a/fs/buffer.c +++ b/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_space *mapping, loff_t from) 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); |