diff options
| author | Hugh Dickins <hugh@veritas.com> | 2005-11-07 14:12:08 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2005-11-07 14:12:08 -0800 |
| commit | 59871bcd1197014aacdf8e398c407cab70ab74e7 (patch) | |
| tree | 60786608e4c09dfa5b0d10952f1ab45564f927f5 | |
| parent | 261b033afc2db37ad371263db2e1316f37c8ed51 (diff) | |
| download | op-kernel-dev-59871bcd1197014aacdf8e398c407cab70ab74e7.zip op-kernel-dev-59871bcd1197014aacdf8e398c407cab70ab74e7.tar.gz | |
[SPARC64] mm: simpler tlb_flush_mmu
Minor simplification to the sparc64 tlb_flush_mmu: tlb_remove_page
set need_flush only after handling the tlb_fast_mode case, then
tlb_flush_mmu need not consider whether it's tlb_fast_mode.
Signed-off-by: Hugh Dickins <hugh@veritas.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | include/asm-sparc64/tlb.h | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/include/asm-sparc64/tlb.h b/include/asm-sparc64/tlb.h index 1eda179..61c0188 100644 --- a/include/asm-sparc64/tlb.h +++ b/include/asm-sparc64/tlb.h @@ -58,11 +58,9 @@ static inline struct mmu_gather *tlb_gather_mmu(struct mm_struct *mm, unsigned i static inline void tlb_flush_mmu(struct mmu_gather *mp) { if (mp->need_flush) { + free_pages_and_swap_cache(mp->pages, mp->pages_nr); + mp->pages_nr = 0; mp->need_flush = 0; - if (!tlb_fast_mode(mp)) { - free_pages_and_swap_cache(mp->pages, mp->pages_nr); - mp->pages_nr = 0; - } } } @@ -91,11 +89,11 @@ static inline void tlb_finish_mmu(struct mmu_gather *mp, unsigned long start, un static inline void tlb_remove_page(struct mmu_gather *mp, struct page *page) { - mp->need_flush = 1; if (tlb_fast_mode(mp)) { free_page_and_swap_cache(page); return; } + mp->need_flush = 1; mp->pages[mp->pages_nr++] = page; if (mp->pages_nr >= FREE_PTE_NR) tlb_flush_mmu(mp); |
