Al Viro 933a3752ba fuse: fix the ->direct_IO() treatment of iov_iter ...

the callers rely upon having any iov_iter_truncate() done inside
->direct_IO() countered by iov_iter_reexpand().

Reported-by: Qian Cai <cai@redhat.com>
Tested-by: Qian Cai <cai@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

2020-09-17 17:26:56 -04:00

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