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authorChris Metcalf <cmetcalf@tilera.com>2010-10-14 15:12:55 -0400
committerChris Metcalf <cmetcalf@tilera.com>2010-10-14 15:12:55 -0400
commit13c9d5a6309763a494f7c3ed5aa45fb473985fd7 (patch)
treedd1feef325e2ed2f16ea07156155c865996a5367 /arch/tile
parentbbacff94d0c38163ef01361de006797c92e69e58 (diff)
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arch/tile: properly export __mb_incoherent for modules
Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
Diffstat (limited to 'arch/tile')
-rw-r--r--arch/tile/include/asm/system.h5
-rw-r--r--arch/tile/lib/exports.c3
2 files changed, 7 insertions, 1 deletions
diff --git a/arch/tile/include/asm/system.h b/arch/tile/include/asm/system.h
index f749be327ce..96779c80590 100644
--- a/arch/tile/include/asm/system.h
+++ b/arch/tile/include/asm/system.h
@@ -89,6 +89,10 @@
#define get_cycles_low() __insn_mfspr(SPR_CYCLE) /* just get all 64 bits */
#endif
+#if !CHIP_HAS_MF_WAITS_FOR_VICTIMS()
+int __mb_incoherent(void); /* Helper routine for mb_incoherent(). */
+#endif
+
/* Fence to guarantee visibility of stores to incoherent memory. */
static inline void
mb_incoherent(void)
@@ -97,7 +101,6 @@ mb_incoherent(void)
#if !CHIP_HAS_MF_WAITS_FOR_VICTIMS()
{
- int __mb_incoherent(void);
#if CHIP_HAS_TILE_WRITE_PENDING()
const unsigned long WRITE_TIMEOUT_CYCLES = 400;
unsigned long start = get_cycles_low();
diff --git a/arch/tile/lib/exports.c b/arch/tile/lib/exports.c
index ce5dbf56578..1509c559765 100644
--- a/arch/tile/lib/exports.c
+++ b/arch/tile/lib/exports.c
@@ -45,6 +45,9 @@ EXPORT_SYMBOL(__copy_from_user_zeroing);
EXPORT_SYMBOL(__copy_in_user_inatomic);
#endif
+/* arch/tile/lib/mb_incoherent.S */
+EXPORT_SYMBOL(__mb_incoherent);
+
/* hypervisor glue */
#include <hv/hypervisor.h>
EXPORT_SYMBOL(hv_dev_open);