4.4-stable review patch. If anyone has any objections, please let me know.
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From: Randy Dunlap rdunlap@infradead.org
[ Upstream commit 2423665ec53f2a29191b35382075e9834288a975 ]
Fix build errors in arch/arc/'s delay.h: - add "extern unsigned long loops_per_jiffy;" - add <asm-generic/types.h> for "u64"
In file included from ../drivers/infiniband/hw/cxgb3/cxio_hal.c:32: ../arch/arc/include/asm/delay.h: In function '__udelay': ../arch/arc/include/asm/delay.h:61:12: error: 'u64' undeclared (first use in this function) loops = ((u64) usecs * 4295 * HZ * loops_per_jiffy) >> 32; ^~~
In file included from ../drivers/infiniband/hw/cxgb3/cxio_hal.c:32: ../arch/arc/include/asm/delay.h: In function '__udelay': ../arch/arc/include/asm/delay.h:63:37: error: 'loops_per_jiffy' undeclared (first use in this function) loops = ((u64) usecs * 4295 * HZ * loops_per_jiffy) >> 32; ^~~~~~~~~~~~~~~
Signed-off-by: Randy Dunlap rdunlap@infradead.org Cc: Vineet Gupta vgupta@synopsys.com Cc: linux-snps-arc@lists.infradead.org Cc: Elad Kanfi eladkan@mellanox.com Cc: Leon Romanovsky leonro@mellanox.com Cc: Ofer Levi oferle@mellanox.com Signed-off-by: Vineet Gupta vgupta@synopsys.com Signed-off-by: Sasha Levin alexander.levin@microsoft.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- arch/arc/include/asm/delay.h | 3 +++ 1 file changed, 3 insertions(+)
--- a/arch/arc/include/asm/delay.h +++ b/arch/arc/include/asm/delay.h @@ -17,8 +17,11 @@ #ifndef __ASM_ARC_UDELAY_H #define __ASM_ARC_UDELAY_H
+#include <asm-generic/types.h> #include <asm/param.h> /* HZ */
+extern unsigned long loops_per_jiffy; + static inline void __delay(unsigned long loops) { __asm__ __volatile__(