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authorDavid S. Miller <davem@sunset.davemloft.net>2007-04-10 22:10:39 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2007-04-25 22:28:53 -0700
commitcb8c181f288a1157bc717cc7a02412d4d1dc19bc (patch)
treecfc2ee0d9644d43ab7728a8e563be320d3348a45
parentefd1e8d569b3d35a3a636683c2a9ebffec9c1fcf (diff)
downloadop-kernel-dev-cb8c181f288a1157bc717cc7a02412d4d1dc19bc.zip
op-kernel-dev-cb8c181f288a1157bc717cc7a02412d4d1dc19bc.tar.gz
[S390]: Fix build on 31-bit.
Allow s390 to properly override the generic __div64_32() implementation by: 1) Using obj-y for div64.o in s390's makefile instead of lib-y 2) Adding the weak attribute to the generic implementation. Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--arch/s390/lib/Makefile2
-rw-r--r--arch/s390/lib/div64.c2
-rw-r--r--lib/div64.c2
3 files changed, 2 insertions, 4 deletions
diff --git a/arch/s390/lib/Makefile b/arch/s390/lib/Makefile
index 7a44fed..59aea65 100644
--- a/arch/s390/lib/Makefile
+++ b/arch/s390/lib/Makefile
@@ -5,6 +5,6 @@
EXTRA_AFLAGS := -traditional
lib-y += delay.o string.o uaccess_std.o uaccess_pt.o qrnnd.o
-lib-$(CONFIG_32BIT) += div64.o
+obj-$(CONFIG_32BIT) += div64.o
lib-$(CONFIG_64BIT) += uaccess_mvcos.o
lib-$(CONFIG_SMP) += spinlock.o
diff --git a/arch/s390/lib/div64.c b/arch/s390/lib/div64.c
index 0481f34..a5f8300 100644
--- a/arch/s390/lib/div64.c
+++ b/arch/s390/lib/div64.c
@@ -147,5 +147,3 @@ uint32_t __div64_32(uint64_t *n, uint32_t base)
}
#endif /* MARCH_G5 */
-
-EXPORT_SYMBOL(__div64_32);
diff --git a/lib/div64.c b/lib/div64.c
index 74f0c8c..b71cf93 100644
--- a/lib/div64.c
+++ b/lib/div64.c
@@ -23,7 +23,7 @@
/* Not needed on 64bit architectures */
#if BITS_PER_LONG == 32
-uint32_t __div64_32(uint64_t *n, uint32_t base)
+uint32_t __attribute__((weak)) __div64_32(uint64_t *n, uint32_t base)
{
uint64_t rem = *n;
uint64_t b = base;
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