Commit-ID: c6185b1f21a47af94617fde3af7e803817b522a9 Gitweb: https://git.kernel.org/tip/c6185b1f21a47af94617fde3af7e803817b522a9 Author: Peter Zijlstra <pet...@infradead.org> AuthorDate: Wed, 19 Sep 2018 10:50:17 +0200 Committer: Thomas Gleixner <t...@linutronix.de> CommitDate: Thu, 27 Sep 2018 20:39:40 +0200
x86/mm/cpa: Use flush_tlb_all() Instead of open-coding it.. Signed-off-by: Peter Zijlstra (Intel) <pet...@infradead.org> Signed-off-by: Thomas Gleixner <t...@linutronix.de> Reviewed-by: Dave Hansen <dave.han...@intel.com> Cc: Bin Yang <bin.y...@intel.com> Cc: Mark Gross <mark.gr...@intel.com> Link: https://lkml.kernel.org/r/20180919085947.831102...@infradead.org --- arch/x86/mm/pageattr.c | 12 +----------- 1 file changed, 1 insertion(+), 11 deletions(-) diff --git a/arch/x86/mm/pageattr.c b/arch/x86/mm/pageattr.c index 4e55ded01be5..a22f6b71a308 100644 --- a/arch/x86/mm/pageattr.c +++ b/arch/x86/mm/pageattr.c @@ -285,16 +285,6 @@ static void cpa_flush_all(unsigned long cache) on_each_cpu(__cpa_flush_all, (void *) cache, 1); } -static void __cpa_flush_range(void *arg) -{ - /* - * We could optimize that further and do individual per page - * tlb invalidates for a low number of pages. Caveat: we must - * flush the high aliases on 64bit as well. - */ - __flush_tlb_all(); -} - static void cpa_flush_range(unsigned long start, int numpages, int cache) { unsigned int i, level; @@ -303,7 +293,7 @@ static void cpa_flush_range(unsigned long start, int numpages, int cache) BUG_ON(irqs_disabled() && !early_boot_irqs_disabled); WARN_ON(PAGE_ALIGN(start) != start); - on_each_cpu(__cpa_flush_range, NULL, 1); + flush_tlb_all(); if (!cache) return;