switch generic_write_checks() to iocb and iter
... returning -E... upon error and amount of data left in iter after
(possible) truncation upon success. Note, that normal case gives
a non-zero (positive) return value, so any tests for != 0 _must_ be
updated.
Signed-off-by:
Al Viro <viro@zeniv.linux.org.uk>
Conflicts:
fs/ext4/file.c
parent
90320251
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