Messages in this thread Patch in this message | | | Date | Mon, 13 Dec 2010 14:43:05 +0800 | From | Wu Fengguang <> | Subject | [PATCH 16/47] writeback: make-nr_to_write-a-per-file-limit fix |
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From: Andrew Morton <akpm@linux-foundation.org>
older gcc's are dumb:
fs/fs-writeback.c: In function 'writeback_single_inode': fs/fs-writeback.c:334: warning: 'nr_to_write' may be used uninitialized in this function
Cc: Chris Mason <chris.mason@oracle.com> Cc: Christoph Hellwig <hch@lst.de> Cc: Dave Chinner <david@fromorbit.com> Cc: Jan Kara <jack@suse.cz> Cc: Jens Axboe <axboe@kernel.dk> Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> Cc: Li Shaohua <shaohua.li@intel.com> Cc: Mel Gorman <mel@csn.ul.ie> Cc: Michael Rubin <mrubin@google.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Richard Kennedy <richard@rsk.demon.co.uk> Cc: Rik van Riel <riel@redhat.com> Cc: Theodore Ts'o <tytso@mit.edu> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Wu Fengguang <fengguang.wu@intel.com> LKML-Reference: <201011180023.oAI0NXFl014362@imap1.linux-foundation.org> --- fs/fs-writeback.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- linux-next.orig/fs/fs-writeback.c 2010-12-08 22:44:26.000000000 +0800 +++ linux-next/fs/fs-writeback.c 2010-12-08 22:44:27.000000000 +0800 @@ -331,7 +331,7 @@ writeback_single_inode(struct inode *ino { struct address_space *mapping = inode->i_mapping; long per_file_limit = wbc->per_file_limit; - long nr_to_write; + long uninitialized_var(nr_to_write); unsigned dirty; int ret;
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