diff options
author | Ingo Molnar <mingo@elte.hu> | 2010-04-08 09:06:12 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2010-04-08 10:18:47 +0200 |
commit | c1ab9cab75098924fa8226a8a371de66977439df (patch) | |
tree | 767e77302ca8f2eb781c60624bc8518cd50ba6eb /arch/sh/mm/tlb-pteaex.c | |
parent | ff0ff84a0767df48d728c36510365344a7e7d582 (diff) | |
parent | f5284e7635787224dda1a2bf82a4c56b1c75671f (diff) |
Merge branch 'linus' into tracing/core
Conflicts:
include/linux/module.h
kernel/module.c
Semantic conflict:
include/trace/events/module.h
Merge reason: Resolve the conflict with upstream commit 5fbfb18 ("Fix up
possibly racy module refcounting")
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/sh/mm/tlb-pteaex.c')
-rw-r--r-- | arch/sh/mm/tlb-pteaex.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/arch/sh/mm/tlb-pteaex.c b/arch/sh/mm/tlb-pteaex.c index bdd0982b56e..b71db6af806 100644 --- a/arch/sh/mm/tlb-pteaex.c +++ b/arch/sh/mm/tlb-pteaex.c @@ -77,3 +77,31 @@ void local_flush_tlb_one(unsigned long asid, unsigned long page) __raw_writel(asid, MMU_ITLB_ADDRESS_ARRAY2 | MMU_PAGE_ASSOC_BIT); back_to_cached(); } + +void local_flush_tlb_all(void) +{ + unsigned long flags, status; + int i; + + /* + * Flush all the TLB. + */ + local_irq_save(flags); + jump_to_uncached(); + + status = __raw_readl(MMUCR); + status = ((status & MMUCR_URB) >> MMUCR_URB_SHIFT); + + if (status == 0) + status = MMUCR_URB_NENTRIES; + + for (i = 0; i < status; i++) + __raw_writel(0x0, MMU_UTLB_ADDRESS_ARRAY | (i << 8)); + + for (i = 0; i < 4; i++) + __raw_writel(0x0, MMU_ITLB_ADDRESS_ARRAY | (i << 8)); + + back_to_cached(); + ctrl_barrier(); + local_irq_restore(flags); +} |