copy_page_to_iter(): don't bother with kmap_atomic() for bvec/kvec cases

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kmap_local_page() is enough there.  Moreover, we can use _copy_to_iter()
for actual copying in those cases - no useful extra checks on the
address we are copying from in that call.

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

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Al Viro 2021-04-27 12:29:53 -04:00

parent 4b179e9a9c

commit c1d4d6a9ae

1 changed files with 3 additions and 3 deletions

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lib/iov_iter.c

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