From: Dave Chinner
[ Upstream commit 4721a6010990971440b4ffefbdf014976b8eda2f ]
When doing direct IO to a pipe for do_splice_direct(), then pipe is
trivial to fill up and overflow as it can only hold 16 pages. At
this point bio_iov_iter_get_pages() then returns -EFAULT, and we
abort the IO
From: Dave Chinner
[ Upstream commit 4721a6010990971440b4ffefbdf014976b8eda2f ]
When doing direct IO to a pipe for do_splice_direct(), then pipe is
trivial to fill up and overflow as it can only hold 16 pages. At
this point bio_iov_iter_get_pages() then returns -EFAULT, and we
abort the IO
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