Commit f893afbe authored by Anton Altaparmakov's avatar Anton Altaparmakov Committed by Linus Torvalds
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[PATCH] NTFS: Critical bug fix (affects MIPS and possibly others)



Many thanks to Pauline Ng for the detailed bug report and analysis!
Signed-off-by: default avatarAnton Altaparmakov <aia21@cantab.net>
Cc: <stable@kernel.org>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 5d2170ad
......@@ -1484,14 +1484,15 @@ static inline void ntfs_flush_dcache_pages(struct page **pages,
unsigned nr_pages)
{
BUG_ON(!nr_pages);
/*
* Warning: Do not do the decrement at the same time as the call to
* flush_dcache_page() because it is a NULL macro on i386 and hence the
* decrement never happens so the loop never terminates.
*/
do {
/*
* Warning: Do not do the decrement at the same time as the
* call because flush_dcache_page() is a NULL macro on i386
* and hence the decrement never happens.
*/
--nr_pages;
flush_dcache_page(pages[nr_pages]);
} while (--nr_pages > 0);
} while (nr_pages > 0);
}
/**
......
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