luck/tmp_suning_uos_patched
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libceph: Remove spurious kunmap() of the zero page

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ceph_tcp_sendpage already does the work of mapping/unmapping
the zero page if needed.

Signed-off-by: Benoît Canet <benoit.canet@nodalink.com>
Reviewed-by: Alex Elder <elder@linaro.org>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
This commit is contained in:
Benoît Canet 2015-06-24 23:18:39 +02:00 committed by Ilya Dryomov
parent b55841807f
commit 6ba8edc0bc
1 changed files with 0 additions and 1 deletions
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net/ceph/messenger.c
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@ -278,7 +278,6 @@ static void _ceph_msgr_exit(void)
ceph_msgr_slab_exit(); ceph_msgr_slab_exit();
BUG_ON(zero_page == NULL); BUG_ON(zero_page == NULL);
kunmap(zero_page);
page_cache_release(zero_page); page_cache_release(zero_page);
zero_page = NULL; zero_page = NULL;
} }