diff options
| author | Jan Beulich <JBeulich@novell.com> | 2011-07-19 16:00:19 +0400 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2011-07-21 11:03:32 +0400 |
| commit | a738669464a1e0d8e7b20f631120192f9cf7cfbd (patch) | |
| tree | 1388cef07865ef0f8ddd298bfdbebbbe25efc514 /arch/x86/lib/Makefile | |
| parent | 4625cd637919edfb562e0d62abf94f52e9321335 (diff) | |
| download | linux-a738669464a1e0d8e7b20f631120192f9cf7cfbd.tar.xz | |
x86: Unify rwsem assembly implementation
Rather than having two functionally identical implementations
for 32- and 64-bit configurations, use the previously extended
assembly abstractions to fold the rwsem two implementations into
a shared one.
Signed-off-by: Jan Beulich <jbeulich@novell.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/4E258DF3020000780004E3ED@nat28.tlf.novell.com
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/lib/Makefile')
| -rw-r--r-- | arch/x86/lib/Makefile | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/x86/lib/Makefile b/arch/x86/lib/Makefile index d3ed1203cdd7..5d46ddcb69c5 100644 --- a/arch/x86/lib/Makefile +++ b/arch/x86/lib/Makefile @@ -21,6 +21,7 @@ lib-y += thunk_$(BITS).o lib-y += usercopy_$(BITS).o getuser.o putuser.o lib-y += memcpy_$(BITS).o lib-$(CONFIG_SMP) += rwlock.o +lib-$(CONFIG_RWSEM_XCHGADD_ALGORITHM) += rwsem.o lib-$(CONFIG_INSTRUCTION_DECODER) += insn.o inat.o obj-y += msr.o msr-reg.o msr-reg-export.o @@ -30,7 +31,6 @@ ifeq ($(CONFIG_X86_32),y) lib-y += atomic64_cx8_32.o lib-y += checksum_32.o lib-y += strstr_32.o - lib-$(CONFIG_RWSEM_XCHGADD_ALGORITHM) += semaphore_32.o lib-y += string_32.o lib-y += cmpxchg.o ifneq ($(CONFIG_X86_CMPXCHG64),y) @@ -43,6 +43,5 @@ else lib-y += thunk_64.o clear_page_64.o copy_page_64.o lib-y += memmove_64.o memset_64.o lib-y += copy_user_64.o copy_user_nocache_64.o - lib-$(CONFIG_RWSEM_XCHGADD_ALGORITHM) += rwsem_64.o lib-y += cmpxchg16b_emu.o endif |