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authorPeter Zijlstra <peterz@infradead.org>2020-11-26 13:16:55 +0100
committerPeter Zijlstra <peterz@infradead.org>2020-11-26 13:16:55 +0100
commit20c7775aecea04d8ca322039969d49dcf568e0e9 (patch)
tree138c057839197c9021043353e994815c0250e669 /arch/powerpc/include/asm/exception-64s.h
parent306e3e91edf1c6739a55312edd110d298ff498dd (diff)
parentfa02fcd94b0c8dff6cc65714510cf25ad194b90d (diff)
downloadlinux-20c7775aecea04d8ca322039969d49dcf568e0e9.tar.bz2
Merge remote-tracking branch 'origin/master' into perf/core
Further perf/core patches will depend on: d3f7b1bb2040 ("mm/gup: fix gup_fast with dynamic page table folding") which is already in Linus' tree.
Diffstat (limited to 'arch/powerpc/include/asm/exception-64s.h')
-rw-r--r--arch/powerpc/include/asm/exception-64s.h12
1 files changed, 11 insertions, 1 deletions
diff --git a/arch/powerpc/include/asm/exception-64s.h b/arch/powerpc/include/asm/exception-64s.h
index ebe95aa04d53..1d32b174ab6a 100644
--- a/arch/powerpc/include/asm/exception-64s.h
+++ b/arch/powerpc/include/asm/exception-64s.h
@@ -57,11 +57,18 @@
nop; \
nop
+#define ENTRY_FLUSH_SLOT \
+ ENTRY_FLUSH_FIXUP_SECTION; \
+ nop; \
+ nop; \
+ nop;
+
/*
* r10 must be free to use, r13 must be paca
*/
#define INTERRUPT_TO_KERNEL \
- STF_ENTRY_BARRIER_SLOT
+ STF_ENTRY_BARRIER_SLOT; \
+ ENTRY_FLUSH_SLOT
/*
* Macros for annotating the expected destination of (h)rfid
@@ -137,6 +144,9 @@
RFSCV; \
b rfscv_flush_fallback
+#else /* __ASSEMBLY__ */
+/* Prototype for function defined in exceptions-64s.S */
+void do_uaccess_flush(void);
#endif /* __ASSEMBLY__ */
#endif /* _ASM_POWERPC_EXCEPTION_H */