From 98d0ac38ca7b1b7a552c9a2359174ff84decb600 Mon Sep 17 00:00:00 2001 From: Andy Lutomirski Date: Thu, 14 Jul 2011 06:47:22 -0400 Subject: x86-64: Move vread_tsc and vread_hpet into the vDSO The vsyscall page now consists entirely of trap instructions. Cc: John Stultz Signed-off-by: Andy Lutomirski Link: http://lkml.kernel.org/r/637648f303f2ef93af93bae25186e9a1bea093f5.1310639973.git.luto@mit.edu Signed-off-by: H. Peter Anvin --- arch/x86/kernel/Makefile | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) (limited to 'arch/x86/kernel/Makefile') diff --git a/arch/x86/kernel/Makefile b/arch/x86/kernel/Makefile index cc0469a6512..2deef3d2435 100644 --- a/arch/x86/kernel/Makefile +++ b/arch/x86/kernel/Makefile @@ -24,17 +24,12 @@ endif nostackp := $(call cc-option, -fno-stack-protector) CFLAGS_vsyscall_64.o := $(PROFILING) -g0 $(nostackp) CFLAGS_hpet.o := $(nostackp) -CFLAGS_vread_tsc_64.o := $(nostackp) CFLAGS_paravirt.o := $(nostackp) GCOV_PROFILE_vsyscall_64.o := n GCOV_PROFILE_hpet.o := n GCOV_PROFILE_tsc.o := n -GCOV_PROFILE_vread_tsc_64.o := n GCOV_PROFILE_paravirt.o := n -# vread_tsc_64 is hot and should be fully optimized: -CFLAGS_REMOVE_vread_tsc_64.o = -pg -fno-optimize-sibling-calls - obj-y := process_$(BITS).o signal.o entry_$(BITS).o obj-y += traps.o irq.o irq_$(BITS).o dumpstack_$(BITS).o obj-y += time.o ioport.o ldt.o dumpstack.o @@ -43,7 +38,7 @@ obj-$(CONFIG_IRQ_WORK) += irq_work.o obj-y += probe_roms.o obj-$(CONFIG_X86_32) += sys_i386_32.o i386_ksyms_32.o obj-$(CONFIG_X86_64) += sys_x86_64.o x8664_ksyms_64.o -obj-$(CONFIG_X86_64) += syscall_64.o vsyscall_64.o vread_tsc_64.o +obj-$(CONFIG_X86_64) += syscall_64.o vsyscall_64.o obj-$(CONFIG_X86_64) += vsyscall_emu_64.o obj-y += bootflag.o e820.o obj-y += pci-dma.o quirks.o topology.o kdebugfs.o -- cgit v1.2.3-70-g09d2