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authorAlex Shi <alex.shi@linaro.org>2018-03-20 02:25:07 +0000
committerAlex Shi <alex.shi@linaro.org>2018-03-20 02:25:07 +0000
commit031f431679b03ba7e791dd051fc13f51f806fcd7 (patch)
tree9018f8a4a6c04feaf0180cae915dfe804913ce34 /arch/powerpc/include/asm/paca.h
parentf7901365aa48b20b25f8402e0fd1eea4ac6c55e7 (diff)
parent91db57e54eb9be1560454d6a370d67847b05735f (diff)
Merge remote-tracking branch 'rt-stable/v4.4-rt' into linux-linaro-lsk-v4.4-rtlsk-v4.4-18.03-rt
Diffstat (limited to 'arch/powerpc/include/asm/paca.h')
-rw-r--r--arch/powerpc/include/asm/paca.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/paca.h b/arch/powerpc/include/asm/paca.h
index 70bd4381f8e6..45e2aefece16 100644
--- a/arch/powerpc/include/asm/paca.h
+++ b/arch/powerpc/include/asm/paca.h
@@ -192,6 +192,16 @@ struct paca_struct {
#endif
struct kvmppc_host_state kvm_hstate;
#endif
+#ifdef CONFIG_PPC_BOOK3S_64
+ /*
+ * rfi fallback flush must be in its own cacheline to prevent
+ * other paca data leaking into the L1d
+ */
+ u64 exrfi[13] __aligned(0x80);
+ void *rfi_flush_fallback_area;
+ u64 l1d_flush_congruence;
+ u64 l1d_flush_sets;
+#endif
};
extern struct paca_struct *paca;