From: David Rientjes There is no such thing as labeling a variable as __attribute__((used)). Since ts_shift is not referenced in inline assembly, we assume that we're simply suppressing a warning here if the variable is declared but unreferenced. Cc: Paul Mundt Signed-off-by: David Rientjes Signed-off-by: Andrew Morton --- include/asm-sh/cpu-sh3/dma.h | 2 +- include/asm-sh/cpu-sh4/dma-sh7780.h | 2 +- include/asm-sh/cpu-sh4/dma.h | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) diff -puN include/asm-sh/cpu-sh3/dma.h~sh-dma-use-__maybe_unused include/asm-sh/cpu-sh3/dma.h --- a/include/asm-sh/cpu-sh3/dma.h~sh-dma-use-__maybe_unused +++ a/include/asm-sh/cpu-sh3/dma.h @@ -26,7 +26,7 @@ enum { XMIT_SZ_128BIT, }; -static unsigned int ts_shift[] __attribute__ ((used)) = { +static unsigned int ts_shift[] __maybe_unused = { [XMIT_SZ_8BIT] = 0, [XMIT_SZ_16BIT] = 1, [XMIT_SZ_32BIT] = 2, diff -puN include/asm-sh/cpu-sh4/dma-sh7780.h~sh-dma-use-__maybe_unused include/asm-sh/cpu-sh4/dma-sh7780.h --- a/include/asm-sh/cpu-sh4/dma-sh7780.h~sh-dma-use-__maybe_unused +++ a/include/asm-sh/cpu-sh4/dma-sh7780.h @@ -28,7 +28,7 @@ enum { /* * The DMA count is defined as the number of bytes to transfer. */ -static unsigned int __attribute__ ((used)) ts_shift[] = { +static unsigned int ts_shift[] __maybe_unused = { [XMIT_SZ_8BIT] = 0, [XMIT_SZ_16BIT] = 1, [XMIT_SZ_32BIT] = 2, diff -puN include/asm-sh/cpu-sh4/dma.h~sh-dma-use-__maybe_unused include/asm-sh/cpu-sh4/dma.h --- a/include/asm-sh/cpu-sh4/dma.h~sh-dma-use-__maybe_unused +++ a/include/asm-sh/cpu-sh4/dma.h @@ -53,7 +53,7 @@ enum { /* * The DMA count is defined as the number of bytes to transfer. */ -static unsigned int ts_shift[] __attribute__ ((used)) = { +static unsigned int ts_shift[] __maybe_unused = { [XMIT_SZ_64BIT] = 3, [XMIT_SZ_8BIT] = 0, [XMIT_SZ_16BIT] = 1, _