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| author | Anton Blanchard <anton@samba.org> | 2016-05-29 22:03:51 +1000 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2016-06-14 13:58:25 +1000 |
| commit | d96f234f47aff593538f9e3d674967078f56bc28 (patch) | |
| tree | 9b76934c91abcf4b3bc883e17ce698049575781d /arch/arm64 | |
| parent | 8eb9803723a14fd12675641b953e4ccbd86187a8 (diff) | |
| download | op-kernel-dev-d96f234f47aff593538f9e3d674967078f56bc28.zip op-kernel-dev-d96f234f47aff593538f9e3d674967078f56bc28.tar.gz | |
powerpc: Avoid load hit store in setup_sigcontext()
In setup_sigcontext(), we set current->thread.vrsave then use it
straight after. Since current is hidden from the compiler via inline
assembly, it cannot optimise this and we end up with a load hit store.
Fix this by using a temporary.
Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/arm64')
0 files changed, 0 insertions, 0 deletions
