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author | Isaku Yamahata <yamahata@valinux.co.jp> | 2009-03-04 21:05:42 +0900 |
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committer | Tony Luck <tony.luck@intel.com> | 2009-03-26 10:51:02 -0700 |
commit | e4ff5b8f545811008123dd9556a51d814f562fcf (patch) | |
tree | 2c308a3b1cc002f0d345ed64dd94a395678543bb /arch/ia64/kernel/Makefile.gate | |
parent | 1aec1c558a797512e922581b21a178a05438bfc9 (diff) | |
download | linux-e4ff5b8f545811008123dd9556a51d814f562fcf.tar.gz linux-e4ff5b8f545811008123dd9556a51d814f562fcf.tar.bz2 linux-e4ff5b8f545811008123dd9556a51d814f562fcf.zip |
ia64/pv_ops: gate page paravirtualization.
paravirtualize gate page by allowing each pv_ops instances
to define its own gate page.
Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'arch/ia64/kernel/Makefile.gate')
-rw-r--r-- | arch/ia64/kernel/Makefile.gate | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/arch/ia64/kernel/Makefile.gate b/arch/ia64/kernel/Makefile.gate new file mode 100644 index 000000000000..1d87f84069b3 --- /dev/null +++ b/arch/ia64/kernel/Makefile.gate @@ -0,0 +1,27 @@ +# The gate DSO image is built using a special linker script. + +targets += gate.so gate-syms.o + +extra-y += gate.so gate-syms.o gate.lds gate.o + +CPPFLAGS_gate.lds := -P -C -U$(ARCH) + +quiet_cmd_gate = GATE $@ + cmd_gate = $(CC) -nostdlib $(GATECFLAGS_$(@F)) -Wl,-T,$(filter-out FORCE,$^) -o $@ + +GATECFLAGS_gate.so = -shared -s -Wl,-soname=linux-gate.so.1 \ + $(call ld-option, -Wl$(comma)--hash-style=sysv) +$(obj)/gate.so: $(obj)/gate.lds $(obj)/gate.o FORCE + $(call if_changed,gate) + +$(obj)/built-in.o: $(obj)/gate-syms.o +$(obj)/built-in.o: ld_flags += -R $(obj)/gate-syms.o + +GATECFLAGS_gate-syms.o = -r +$(obj)/gate-syms.o: $(obj)/gate.lds $(obj)/gate.o FORCE + $(call if_changed,gate) + +# gate-data.o contains the gate DSO image as data in section .data.gate. +# We must build gate.so before we can assemble it. +# Note: kbuild does not track this dependency due to usage of .incbin +$(obj)/gate-data.o: $(obj)/gate.so |