[PATCH] lib: statically link find_last_bit

From: Benny Halevy
Date: Thu Mar 26 2009 - 07:23:24 EST


Currently, the only use of find_last_bit in the kernel is
setup_nr_cpu_ids which compiles only under CONFIG_SMP.
On uniprocessor machines the linker can't find it when
needed in a loadable module.

Kernel: arch/x86/boot/bzImage is ready (#5)
Building modules, stage 2.
MODPOST 515 modules
ERROR: "find_last_bit" [fs/nfs/nfs.ko] undefined!

Cc: Fredric Isaman <iisaman@xxxxxxxxxxxxxx>
Signed-off-by: Benny Halevy <bhalevy@xxxxxxxxxxx>
---

patch required for the nfs41 series

lib/Makefile | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/lib/Makefile b/lib/Makefile
index 32b0e64..286e2f7 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -37,7 +37,7 @@ lib-$(CONFIG_RWSEM_GENERIC_SPINLOCK) += rwsem-spinlock.o
lib-$(CONFIG_RWSEM_XCHGADD_ALGORITHM) += rwsem.o
lib-$(CONFIG_GENERIC_FIND_FIRST_BIT) += find_next_bit.o
lib-$(CONFIG_GENERIC_FIND_NEXT_BIT) += find_next_bit.o
-lib-$(CONFIG_GENERIC_FIND_LAST_BIT) += find_last_bit.o
+obj-$(CONFIG_GENERIC_FIND_LAST_BIT) += find_last_bit.o
obj-$(CONFIG_GENERIC_HWEIGHT) += hweight.o
obj-$(CONFIG_LOCK_KERNEL) += kernel_lock.o
obj-$(CONFIG_PLIST) += plist.o
--
1.6.2.1

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