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authorJack Steiner <steiner@sgi.com>2010-01-07 10:12:40 -0600
committerH. Peter Anvin <hpa@zytor.com>2010-01-07 11:49:57 -0800
commite1e0138d7d10fd447c71cc70f367eac514bd3ce4 (patch)
tree2ee9c82f8d4543ade3e11956c14314fac909df8d
parentb76365a18f7593c9df32a74bf2b4a39741b67bc6 (diff)
x86, uv: uv_global_gru_mmr_address() macro fix
Fix bug in uv_global_gru_mmr_address macro. Macro failed to cast an int value to a long prior to a left shift > 32. Signed-off-by: Jack Steiner <steiner@sgi.com> LKML-Reference: <20100107161240.GA2610@sgi.com> Cc: <stable@kernel.org> Signed-off-by: H. Peter Anvin <hpa@zytor.com>
-rw-r--r--arch/x86/include/asm/uv/uv_hub.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/x86/include/asm/uv/uv_hub.h b/arch/x86/include/asm/uv/uv_hub.h
index 811bfabc80b7..7a81d9db57b9 100644
--- a/arch/x86/include/asm/uv/uv_hub.h
+++ b/arch/x86/include/asm/uv/uv_hub.h
@@ -335,7 +335,8 @@ static inline unsigned long uv_read_global_mmr64(int pnode,
*/
static inline unsigned long uv_global_gru_mmr_address(int pnode, unsigned long offset)
{
- return UV_GLOBAL_GRU_MMR_BASE | offset | (pnode << uv_hub_info->m_val);
+ return UV_GLOBAL_GRU_MMR_BASE | offset |
+ ((unsigned long)pnode << uv_hub_info->m_val);
}
/*