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authorLinus Torvalds <torvalds@linux-foundation.org>2010-01-17 10:24:07 -0800
committerH. Peter Anvin <hpa@zytor.com>2010-01-17 21:51:29 -0800
commit4126faf0ab7417fbc6eb99fb0fd407e01e9e9dfe (patch)
tree27809fda00a1901f2513c9885685359bd014108e /arch/um/sys-x86_64
parentbafaecd11df15ad5b1e598adc7736afcd38ee13d (diff)
x86: Fix breakage of UML from the changes in the rwsem system
The patches 5d0b7235d83eefdafda300656e97d368afcafc9a and bafaecd11df15ad5b1e598adc7736afcd38ee13d broke the UML build: On Sun, 17 Jan 2010, Ingo Molnar wrote: > > FYI, -tip testing found that these changes break the UML build: > > kernel/built-in.o: In function `__up_read': > /home/mingo/tip/arch/x86/include/asm/rwsem.h:192: undefined reference to `call_rwsem_wake' > kernel/built-in.o: In function `__up_write': > /home/mingo/tip/arch/x86/include/asm/rwsem.h:210: undefined reference to `call_rwsem_wake' > kernel/built-in.o: In function `__downgrade_write': > /home/mingo/tip/arch/x86/include/asm/rwsem.h:228: undefined reference to `call_rwsem_downgrade_wake' > kernel/built-in.o: In function `__down_read': > /home/mingo/tip/arch/x86/include/asm/rwsem.h:112: undefined reference to `call_rwsem_down_read_failed' > kernel/built-in.o: In function `__down_write_nested': > /home/mingo/tip/arch/x86/include/asm/rwsem.h:154: undefined reference to `call_rwsem_down_write_failed' > collect2: ld returned 1 exit status Add lib/rwsem_64.o to the UML subarch objects to fix. LKML-Reference: <alpine.LFD.2.00.1001171023440.13231@localhost.localdomain> Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'arch/um/sys-x86_64')
-rw-r--r--arch/um/sys-x86_64/Makefile3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/um/sys-x86_64/Makefile b/arch/um/sys-x86_64/Makefile
index 2201e9c20e4..c1ea9eb0446 100644
--- a/arch/um/sys-x86_64/Makefile
+++ b/arch/um/sys-x86_64/Makefile
@@ -8,7 +8,8 @@ obj-y = bug.o bugs.o delay.o fault.o ldt.o mem.o ptrace.o ptrace_user.o \
setjmp.o signal.o stub.o stub_segv.o syscalls.o syscall_table.o \
sysrq.o ksyms.o tls.o
-subarch-obj-y = lib/csum-partial_64.o lib/memcpy_64.o lib/thunk_64.o
+subarch-obj-y = lib/csum-partial_64.o lib/memcpy_64.o lib/thunk_64.o \
+ lib/rwsem_64.o
subarch-obj-$(CONFIG_MODULES) += kernel/module.o
ldt-y = ../sys-i386/ldt.o