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authorJohn Garry <john.g.garry@oracle.com>2024-11-27 10:23:18 +0100
committerJens Axboe <axboe@kernel.dk>2024-11-27 23:04:57 +0100
commit2cbd51f1f8739fd2fdf4bae1386bcf75ce0176ba (patch)
tree42fd03ab77cd6c41742fe14a6f083d432c2ca3c8 /lib
parentmq-deadline: don't call req_get_ioprio from the I/O completion handler (diff)
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block: Don't allow an atomic write be truncated in blkdev_write_iter()
A write which goes past the end of the bdev in blkdev_write_iter() will be truncated. Truncating cannot tolerated for an atomic write, so error that condition. Fixes: caf336f81b3a ("block: Add fops atomic write support") Signed-off-by: John Garry <john.g.garry@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Link: https://lore.kernel.org/r/20241127092318.632790-1-john.g.garry@oracle.com Signed-off-by: Jens Axboe <axboe@kernel.dk>
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