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authorH. Peter Anvin <hpa@linux.intel.com>2012-11-28 11:50:27 -0800
committerH. Peter Anvin <hpa@linux.intel.com>2012-11-29 13:23:02 -0800
commit094ab1db7cb7833cd4c820acd868fc26acf3f08e (patch)
tree8f68b528df0673c9a2d98a72d7bca18ca8c5045c /arch/x86/mm/tlb.c
parente5bb8ad862a97a0facc83f3b81731de919fec6ad (diff)
x86, 386 removal: Remove CONFIG_INVLPG
All 486+ CPUs support INVLPG, so remove the fallback 386 support code. Signed-off-by: H. Peter Anvin <hpa@linux.intel.com> Link: http://lkml.kernel.org/r/1354132230-21854-6-git-send-email-hpa@linux.intel.com
Diffstat (limited to 'arch/x86/mm/tlb.c')
-rw-r--r--arch/x86/mm/tlb.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/arch/x86/mm/tlb.c b/arch/x86/mm/tlb.c
index 60f926cd8b0e..13a6b29e2e5d 100644
--- a/arch/x86/mm/tlb.c
+++ b/arch/x86/mm/tlb.c
@@ -104,7 +104,7 @@ static void flush_tlb_func(void *info)
return;
if (this_cpu_read(cpu_tlbstate.state) == TLBSTATE_OK) {
- if (f->flush_end == TLB_FLUSH_ALL || !cpu_has_invlpg)
+ if (f->flush_end == TLB_FLUSH_ALL)
local_flush_tlb();
else if (!f->flush_end)
__flush_tlb_single(f->flush_start);
@@ -337,10 +337,8 @@ static const struct file_operations fops_tlbflush = {
static int __cpuinit create_tlb_flushall_shift(void)
{
- if (cpu_has_invlpg) {
- debugfs_create_file("tlb_flushall_shift", S_IRUSR | S_IWUSR,
- arch_debugfs_dir, NULL, &fops_tlbflush);
- }
+ debugfs_create_file("tlb_flushall_shift", S_IRUSR | S_IWUSR,
+ arch_debugfs_dir, NULL, &fops_tlbflush);
return 0;
}
late_initcall(create_tlb_flushall_shift);