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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2017-05-02 09:48:26 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2017-05-02 09:48:26 -0700 |
| commit | 0337966d121ebebf73a1c346123e8112796e684e (patch) | |
| tree | c0d4388591e72dc5a26ee976a9cbca70f6bafbbd /arch/arc/mm/cache.c | |
| parent | 7c5bb4ac2b76d2a09256aec8a7d584bf3e2b0466 (diff) | |
| parent | 8a038b83e012097a7ac6cfb9f6c5fac1da8fad6e (diff) | |
| download | linux-0337966d121ebebf73a1c346123e8112796e684e.tar.bz2 | |
Merge branch 'next' into for-linus
Prepare input updates for 4.12 merge window.
Diffstat (limited to 'arch/arc/mm/cache.c')
| -rw-r--r-- | arch/arc/mm/cache.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arc/mm/cache.c b/arch/arc/mm/cache.c index d408fa21a07c..928562967f3c 100644 --- a/arch/arc/mm/cache.c +++ b/arch/arc/mm/cache.c @@ -633,6 +633,9 @@ noinline static void slc_entire_op(const int op) write_aux_reg(ARC_REG_SLC_INVALIDATE, 1); + /* Make sure "busy" bit reports correct stataus, see STAR 9001165532 */ + read_aux_reg(r); + /* Important to wait for flush to complete */ while (read_aux_reg(r) & SLC_CTRL_BUSY); } |