copy_page_to_iter(): don't split high-order page in case of ITER_PIPE
authorAl Viro <viro@zeniv.linux.org.uk>
Thu, 23 Jun 2022 21:21:37 +0000 (17:21 -0400)
committerAl Viro <viro@zeniv.linux.org.uk>
Tue, 9 Aug 2022 02:37:25 +0000 (22:37 -0400)
commitf0f6b614f83dbae99d283b7b12ab5dd2e04df979
tree996dc4db881e3d29bbc0e7d0fbdc4eb090b37712
parent310d9d5a5009a93377200b98daa2d84aa2bd8160
copy_page_to_iter(): don't split high-order page in case of ITER_PIPE

... just shove it into one pipe_buffer.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
lib/iov_iter.c