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authorChristoph Lameter <clameter@sgi.com>2008-02-27 11:07:10 -0800
committerChristoph Lameter <clameter@sgi.com>2008-02-27 11:07:10 -0800
commit9ef64cb4320df821638b508f79aa8b858cca99f0 (patch)
tree4efbf0854234f89c6f4413077ec795fc669b5b0a /arch/mips/mm/c-r4k.c
parent6f157c1d268d5888ca44c589dccd01729c4172f6 (diff)
parent7704a8b6fc4a8f51599eb2af4dcf1e2ac9c7e576 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'arch/mips/mm/c-r4k.c')
-rw-r--r--arch/mips/mm/c-r4k.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c
index 53ec05267a9..2c4f7e11f0d 100644
--- a/arch/mips/mm/c-r4k.c
+++ b/arch/mips/mm/c-r4k.c
@@ -364,20 +364,23 @@ static inline int has_valid_asid(const struct mm_struct *mm)
static inline void local_r4k_flush_cache_range(void * args)
{
struct vm_area_struct *vma = args;
+ int exec = vma->vm_flags & VM_EXEC;
if (!(has_valid_asid(vma->vm_mm)))
return;
r4k_blast_dcache();
+ if (exec)
+ r4k_blast_icache();
}
static void r4k_flush_cache_range(struct vm_area_struct *vma,
unsigned long start, unsigned long end)
{
- if (!cpu_has_dc_aliases)
- return;
+ int exec = vma->vm_flags & VM_EXEC;
- r4k_on_each_cpu(local_r4k_flush_cache_range, vma, 1, 1);
+ if (cpu_has_dc_aliases || (exec && !cpu_has_ic_fills_f_dc))
+ r4k_on_each_cpu(local_r4k_flush_cache_range, vma, 1, 1);
}
static inline void local_r4k_flush_cache_mm(void * args)