diff options
| author | H. Peter Anvin <hpa@linux.intel.com> | 2012-11-28 11:50:27 -0800 |
|---|---|---|
| committer | H. Peter Anvin <hpa@linux.intel.com> | 2012-11-29 13:23:02 -0800 |
| commit | 094ab1db7cb7833cd4c820acd868fc26acf3f08e (patch) | |
| tree | 8f68b528df0673c9a2d98a72d7bca18ca8c5045c /arch/x86/mm/tlb.c | |
| parent | e5bb8ad862a97a0facc83f3b81731de919fec6ad (diff) | |
| download | blackbird-obmc-linux-094ab1db7cb7833cd4c820acd868fc26acf3f08e.tar.gz blackbird-obmc-linux-094ab1db7cb7833cd4c820acd868fc26acf3f08e.zip | |
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.c | 8 |
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); |
