From: Andy Lutomirski Date: Thu, 25 Jun 2015 16:44:08 +0000 (+0200) Subject: x86/asm/tsc: Add rdtsc_ordered() and use it in trivial call sites X-Git-Tag: omap-for-v4.3/fixes-merge-window~19^2~70 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=03b9730b769fc4d87e40f6104f4c5b2e43889f19;p=pandora-kernel.git x86/asm/tsc: Add rdtsc_ordered() and use it in trivial call sites rdtsc_barrier(); rdtsc() is an unnecessary mouthful and requires more thought than should be necessary. Add an rdtsc_ordered() helper and replace the trivial call sites with it. This should not change generated code. The duplication of the fence asm is temporary. Signed-off-by: Andy Lutomirski Signed-off-by: Borislav Petkov Cc: Andy Lutomirski Cc: Borislav Petkov Cc: Brian Gerst Cc: Denys Vlasenko Cc: H. Peter Anvin Cc: Huang Rui Cc: John Stultz Cc: Len Brown Cc: Linus Torvalds Cc: Peter Zijlstra Cc: Ralf Baechle Cc: Thomas Gleixner Cc: kvm ML Link: http://lkml.kernel.org/r/dddbf98a2af53312e9aa73a5a2b1622fe5d6f52b.1434501121.git.luto@kernel.org Signed-off-by: Ingo Molnar --- Reading git-diff-tree failed