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| author |   Martin Schwidefsky <schwidefsky@de.ibm.com> | 2013-08-16 13:31:40 +0200 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2013-08-22 12:20:09 +0200 |
| commit | 5c474a1e2265c5156e6c63f87a7e99053039b8b9 (patch) | |
| tree | a50c365553dbaf2c3d97c8a0dbca8c94cec34e9f /arch/s390/mm/pgtable.c | |
| parent | s390/time: clock comparator revalidation (diff) | |
| download | linux-dev-5c474a1e2265c5156e6c63f87a7e99053039b8b9.tar.xz linux-dev-5c474a1e2265c5156e6c63f87a7e99053039b8b9.zip | |
s390/mm: introduce ptep_flush_lazy helper
Isolate the logic of IDTE vs. IPTE flushing of ptes in two functions,
ptep_flush_lazy and __tlb_flush_mm_lazy.
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to '')
| -rw-r--r-- | arch/s390/mm/pgtable.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/s390/mm/pgtable.c b/arch/s390/mm/pgtable.c index b9d35d63934e..befaea7003f7 100644 --- a/arch/s390/mm/pgtable.c +++ b/arch/s390/mm/pgtable.c @@ -1008,7 +1008,6 @@ void tlb_table_flush(struct mmu_gather *tlb) struct mmu_table_batch **batch = &tlb->batch; if (*batch) { - __tlb_flush_mm(tlb->mm); call_rcu_sched(&(*batch)->rcu, tlb_remove_table_rcu); *batch = NULL; } @@ -1018,11 +1017,12 @@ void tlb_remove_table(struct mmu_gather *tlb, void *table) { struct mmu_table_batch **batch = &tlb->batch; + tlb->mm->context.flush_mm = 1; if (*batch == NULL) { *batch = (struct mmu_table_batch *) __get_free_page(GFP_NOWAIT | __GFP_NOWARN); if (*batch == NULL) { - __tlb_flush_mm(tlb->mm); + __tlb_flush_mm_lazy(tlb->mm); tlb_remove_table_one(table); return; } @@ -1030,7 +1030,7 @@ void tlb_remove_table(struct mmu_gather *tlb, void *table) } (*batch)->tables[(*batch)->nr++] = table; if ((*batch)->nr == MAX_TABLE_BATCH) - tlb_table_flush(tlb); + tlb_flush_mmu(tlb); } #ifdef CONFIG_TRANSPARENT_HUGEPAGE |