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| author | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2018-08-06 13:49:47 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-09-15 09:40:42 +0200 |
| commit | 280880cebc339fea7e92fcb7c16914c593d176c9 (patch) | |
| tree | 68982e420e0c3d6c1b917fa2843357f8e44a319b /fs/btrfs/disk-io.c | |
| parent | 5597719733b819bea7cc919188c39726382b1e05 (diff) | |
s390/lib: use expoline for all bcr instructions
commit 5eda25b10297684c1f46a14199ec00210f3c346e upstream.
The memove, memset, memcpy, __memset16, __memset32 and __memset64
function have an additional indirect return branch in form of a
"bzr" instruction. These need to use expolines as well.
Cc: <stable@vger.kernel.org> # v4.17+
Fixes: 97489e0663 ("s390/lib: use expoline for indirect branches")
Reviewed-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/btrfs/disk-io.c')
0 files changed, 0 insertions, 0 deletions