* [PATCH] Call flush_icache_range for handle_tlb[lsm]
@ 2005-10-21 8:12 Atsushi Nemoto
2005-10-21 11:38 ` Ralf Baechle
0 siblings, 1 reply; 2+ messages in thread
From: Atsushi Nemoto @ 2005-10-21 8:12 UTC (permalink / raw)
To: linux-mips; +Cc: ralf
Call flush_icache_range for handle_tlb[lsm]. These flushing were
removed by 452cafe60d0605e9af0c33bbef4f9443776461ea. This patch add
them again in safe place.
Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -1149,6 +1149,7 @@ static inline void signal32_init(void)
extern void cpu_cache_init(void);
extern void tlb_init(void);
+extern void flush_tlb_handlers(void);
void __init per_cpu_trap_init(void)
{
@@ -1356,4 +1357,5 @@ void __init trap_init(void)
#endif
flush_icache_range(ebase, ebase + 0x400);
+ flush_tlb_handlers();
}
diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c
--- a/arch/mips/mm/tlbex.c
+++ b/arch/mips/mm/tlbex.c
@@ -1804,3 +1804,13 @@ void __init build_tlb_refill_handler(voi
}
}
}
+
+void __init flush_tlb_handlers(void)
+{
+ flush_icache_range((unsigned long)handle_tlbl,
+ (unsigned long)handle_tlbl + sizeof(handle_tlbl));
+ flush_icache_range((unsigned long)handle_tlbs,
+ (unsigned long)handle_tlbs + sizeof(handle_tlbs));
+ flush_icache_range((unsigned long)handle_tlbm,
+ (unsigned long)handle_tlbm + sizeof(handle_tlbm));
+}
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH] Call flush_icache_range for handle_tlb[lsm]
2005-10-21 8:12 [PATCH] Call flush_icache_range for handle_tlb[lsm] Atsushi Nemoto
@ 2005-10-21 11:38 ` Ralf Baechle
0 siblings, 0 replies; 2+ messages in thread
From: Ralf Baechle @ 2005-10-21 11:38 UTC (permalink / raw)
To: Atsushi Nemoto; +Cc: linux-mips
On Fri, Oct 21, 2005 at 05:12:08PM +0900, Atsushi Nemoto wrote:
> Call flush_icache_range for handle_tlb[lsm]. These flushing were
> removed by 452cafe60d0605e9af0c33bbef4f9443776461ea. This patch add
> them again in safe place.
Applied,
Ralf
^ permalink raw reply [flat|nested] 2+ messages in thread
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