diff options
| author | Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-22 10:56:57 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-22 10:56:57 -0800 |
| commit | d04ef3a795b3b7b376a02713ed5e211e9ae1f917 (patch) | |
| tree | 837da034751a2fc1be0fc5a105c218d41a498eb6 /arch/sparc64/mm/fault.c | |
| parent | 36177ba655c238e33400cc2837a28720b62784bd (diff) | |
| parent | dcc1e8dd88d4bc55e32a26dad7633d20ffe606d2 (diff) | |
Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6
* master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6:
[SPARC64]: Add a secondary TSB for hugepage mappings.
[SPARC]: Respect vm_page_prot in io_remap_page_range().
Diffstat (limited to 'arch/sparc64/mm/fault.c')
| -rw-r--r-- | arch/sparc64/mm/fault.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/arch/sparc64/mm/fault.c b/arch/sparc64/mm/fault.c index 63b6cc0cd5d5..d21ff3230c02 100644 --- a/arch/sparc64/mm/fault.c +++ b/arch/sparc64/mm/fault.c @@ -410,9 +410,18 @@ good_area: up_read(&mm->mmap_sem); mm_rss = get_mm_rss(mm); - if (unlikely(mm_rss >= mm->context.tsb_rss_limit)) - tsb_grow(mm, mm_rss); - +#ifdef CONFIG_HUGETLB_PAGE + mm_rss -= (mm->context.huge_pte_count * (HPAGE_SIZE / PAGE_SIZE)); +#endif + if (unlikely(mm_rss >= + mm->context.tsb_block[MM_TSB_BASE].tsb_rss_limit)) + tsb_grow(mm, MM_TSB_BASE, mm_rss); +#ifdef CONFIG_HUGETLB_PAGE + mm_rss = mm->context.huge_pte_count; + if (unlikely(mm_rss >= + mm->context.tsb_block[MM_TSB_HUGE].tsb_rss_limit)) + tsb_grow(mm, MM_TSB_HUGE, mm_rss); +#endif return; /* |