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authorAlex Bennée <alex.bennee@linaro.org>2016-11-14 14:17:28 +0000
committerAlex Bennée <alex.bennee@linaro.org>2017-01-13 14:24:37 +0000
commitd10eb08f5d8389c814b554d01aa2882ac58221bf (patch)
treee9b70aa2f4a03e951e2d0d847eacc8adff5de17b /include
parentba7d3d1858c257e39b47f7f12fa2016ffd960b11 (diff)
cputlb: drop flush_global flag from tlb_flush
We have never has the concept of global TLB entries which would avoid the flush so we never actually use this flag. Drop it and make clear that tlb_flush is the sledge-hammer it has always been. Signed-off-by: Alex Bennée <alex.bennee@linaro.org> Reviewed-by: Richard Henderson <rth@twiddle.net> [DG: ppc portions] Acked-by: David Gibson <david@gibson.dropbear.id.au>
Diffstat (limited to 'include')
-rw-r--r--include/exec/exec-all.h14
1 files changed, 6 insertions, 8 deletions
diff --git a/include/exec/exec-all.h b/include/exec/exec-all.h
index a8c13cee66..bbc9478a50 100644
--- a/include/exec/exec-all.h
+++ b/include/exec/exec-all.h
@@ -95,15 +95,13 @@ void tlb_flush_page(CPUState *cpu, target_ulong addr);
/**
* tlb_flush:
* @cpu: CPU whose TLB should be flushed
- * @flush_global: ignored
*
- * Flush the entire TLB for the specified CPU.
- * The flush_global flag is in theory an indicator of whether the whole
- * TLB should be flushed, or only those entries not marked global.
- * In practice QEMU does not implement any global/not global flag for
- * TLB entries, and the argument is ignored.
+ * Flush the entire TLB for the specified CPU. Most CPU architectures
+ * allow the implementation to drop entries from the TLB at any time
+ * so this is generally safe. If more selective flushing is required
+ * use one of the other functions for efficiency.
*/
-void tlb_flush(CPUState *cpu, int flush_global);
+void tlb_flush(CPUState *cpu);
/**
* tlb_flush_page_by_mmuidx:
* @cpu: CPU whose TLB should be flushed
@@ -165,7 +163,7 @@ static inline void tlb_flush_page(CPUState *cpu, target_ulong addr)
{
}
-static inline void tlb_flush(CPUState *cpu, int flush_global)
+static inline void tlb_flush(CPUState *cpu)
{
}