diff options
| author | Ralf Baechle <ralf@linux-mips.org> | 2005-02-10 14:54:37 +0100 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2005-10-29 20:30:31 +0200 |
| commit | 79acf83e509dd0ca3db6c747bf58931984abc6e3 (patch) | |
| tree | 2c554b18a2e721e387959bbc3212ae72c57298f1 /arch | |
| parent | Update MIPS to use the 4-level pagetable code thereby getting rid of (diff) | |
| download | linux-79acf83e509dd0ca3db6c747bf58931984abc6e3.tar.xz linux-79acf83e509dd0ca3db6c747bf58931984abc6e3.zip | |
Moves a test which determines if we actually need to perform a
cacheflush to the right place. That's a bug which is harmless on UP
but a severe bug on SMP.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/mips/mm/c-r4k.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c index b165b73e2583..429167321cfb 100644 --- a/arch/mips/mm/c-r4k.c +++ b/arch/mips/mm/c-r4k.c @@ -376,6 +376,13 @@ static inline void local_r4k_flush_cache_page(void *args) pmd_t *pmdp; pte_t *ptep; + /* + * If ownes no valid ASID yet, cannot possibly have gotten + * this page into the cache. + */ + if (cpu_context(smp_processor_id(), vma->vm_mm) == 0) + return; + page &= PAGE_MASK; pgdp = pgd_offset(mm, page); pudp = pud_offset(pgdp, page); @@ -432,13 +439,6 @@ static void r4k_flush_cache_page(struct vm_area_struct *vma, unsigned long page, { struct flush_cache_page_args args; - /* - * If ownes no valid ASID yet, cannot possibly have gotten - * this page into the cache. - */ - if (cpu_context(smp_processor_id(), vma->vm_mm) == 0) - return; - args.vma = vma; args.page = page; |